Changes for page LT-22222-L -- LoRa I/O Controller User Manual

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Title

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1		-LT-22222-L -- LoRa IO Controller User Manual
	1	+LT-22222-L LoRa IO Controller User Manual

Author

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1		-XWiki.pradeeka
	1	+XWiki.Xiaoling

Content

...	...	@@ -3,10 +3,6 @@
3	3
4	4
5	5
6		-
7		-
8		-
9		-
10	10	**Table of Contents:**
11	11
12	12	{{toc/}}
...	...	@@ -19,30 +19,37 @@
19	19
20	20	= 1.Introduction =
21	21
22		-== 1.1 What is the LT-22222-L I/O Controller? ==
23	23
	19	+== 1.1 What is LT Series I/O Controller ==
	20	+
24	24	(((
25		-(((
26		-The Dragino (% style="color:blue" %)**LT-22222-L I/O Controller**(%%) is an advanced LoRaWAN device designed to provide seamless wireless long-range connectivity with various I/O options, including analog current and voltage inputs, digital inputs and outputs, and relay outputs.
	22	+
27	27
28		-The LT-22222-L I/O Controller simplifies and enhances I/O monitoring and controlling. It is ideal for professional applications in wireless sensor networks, including irrigation systems, smart metering, smart cities, building automation, and more. These controllers are designed for easy, cost-effective deployment using LoRa wireless technology.
	24	+(((
	25	+The Dragino (% style="color:blue" %)**LT series I/O Modules**(%%) are Long Range LoRaWAN I/O Controller. It contains different I/O Interfaces such as:** (% style="color:blue" %)analog current Input, analog voltage input(%%)**(% style="color:blue" %), **relay output**, **digital input**(%%) and (% style="color:blue" %)**digital output**(%%) etc. The LT I/O Modules are designed to simplify the installation of I/O monitoring.
29	29	)))
30	30	)))
31	31
32	32	(((
33		-With the LT-22222-L I/O Controller, users can transmit data over ultra-long distances with low power consumption using LoRa, a spread-spectrum modulation technique derived from chirp spread spectrum (CSS) technology that operates on license-free ISM bands.
	30	+The LT I/O Controllers allows the user to send data and reach extremely long ranges. It provides ultra-long range spread spectrum communication and high interference immunity whilst minimizing current consumption. It targets professional wireless sensor network applications such as irrigation systems, smart metering, smart cities, smartphone detection, building automation, and so on.
34	34	)))
35	35
36		-> The LT Series I/O Controllers are designed for easy, low-cost installation on LoRaWAN networks.
	33	+(((
	34	+The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
	35	+)))
37	37
38	38	(((
39		-You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways:
	38	+The use environment includes:
	39	+)))
40	40
41		-* If there is public LoRaWAN network coverage in the area where you plan to install the device (e.g., The Things Network), you can select a network and register the LT-22222-L I/O controller with it.
42		-* If there is no public LoRaWAN coverage in your area, you can set up a LoRaWAN gateway, or multiple gateways, and connect them to a LoRaWAN network server to create adequate coverage. Then, register the LT-22222-L I/O controller with this network.
43		-* Setup your own private LoRaWAN network.
	41	+(((
	42	+1) If user's area has LoRaWAN service coverage, they can just install the I/O controller and configure it to connect the LoRaWAN provider via wireless.
	43	+)))
44	44
45		-> You can use the Dragino LG308 gateway to expand or create LoRaWAN coverage in your area.
	45	+(((
	46	+2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
	47	+
	48	+
46	46	)))
47	47
48	48	(((
...	...	@@ -51,49 +51,130 @@
51	51
52	52	)))
53	53
54		-== 1.2 Specifications ==
55	55
	58	+== 1.2  Specifications ==
	59	+
	60	+(((
	61	+
	62	+
56	56	(% style="color:#037691" %)**Hardware System:**
	64	+)))
57	57
58		-* STM32L072xxxx MCU
59		-* SX1276/78 Wireless Chip
60		-* Power Consumption:
61		-** Idle: 4mA@12v
62		-** 20dB Transmit: 34mA@12v
63		-* Operating Temperature: -40 ~~ 85 Degree, No Dew
	66	+* (((
	67	+STM32L072CZT6 MCU
	68	+)))
	69	+* (((
	70	+SX1276/78 Wireless Chip
	71	+)))
	72	+* (((
	73	+(((
	74	+Power Consumption:
	75	+)))
64	64
	77	+* (((
	78	+Idle: 4mA@12v
	79	+)))
	80	+* (((
	81	+20dB Transmit: 34mA@12v
	82	+)))
	83	+)))
	84	+
	85	+(((
	86	+
	87	+
65	65	(% style="color:#037691" %)**Interface for Model: LT22222-L:**
	89	+)))
66	66
67		-* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
68		-* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
69		-* 2 x Relay Output (5A@250VAC / 30VDC)
70		-* 2 x 0~~20mA Analog Input (res:0.01mA)
71		-* 2 x 0~~30V Analog Input (res:0.01v)
72		-* Power Input 7~~ 24V DC.
	91	+* (((
	92	+2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
	93	+)))
	94	+* (((
	95	+2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
	96	+)))
	97	+* (((
	98	+2 x Relay Output (5A@250VAC / 30VDC)
	99	+)))
	100	+* (((
	101	+2 x 0~~20mA Analog Input (res:0.01mA)
	102	+)))
	103	+* (((
	104	+2 x 0~~30V Analog Input (res:0.01v)
	105	+)))
	106	+* (((
	107	+Power Input 7~~ 24V DC.
	108	+)))
73	73
	110	+(((
	111	+
	112	+
74	74	(% style="color:#037691" %)**LoRa Spec:**
	114	+)))
75	75
76		-* Frequency Range:
77		-** Band 1 (HF): 862 ~~ 1020 Mhz
78		-** Band 2 (LF): 410 ~~ 528 Mhz
79		-* 168 dB maximum link budget.
80		-* +20 dBm - 100 mW constant RF output vs.
81		-* +14 dBm high efficiency PA.
82		-* Programmable bit rate up to 300 kbps.
83		-* High sensitivity: down to -148 dBm.
84		-* Bullet-proof front end: IIP3 = -12.5 dBm.
85		-* Excellent blocking immunity.
86		-* Low RX current of 10.3 mA, 200 nA register retention.
87		-* Fully integrated synthesizer with a resolution of 61 Hz.
88		-* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
89		-* Built-in bit synchronizer for clock recovery.
90		-* Preamble detection.
91		-* 127 dB Dynamic Range RSSI.
92		-* Automatic RF Sense and CAD with ultra-fast AFC.
93		-* Packet engine up to 256 bytes with CRC.
	116	+* (((
	117	+(((
	118	+Frequency Range:
	119	+)))
94	94
	121	+* (((
	122	+Band 1 (HF): 862 ~~ 1020 Mhz
	123	+)))
	124	+* (((
	125	+Band 2 (LF): 410 ~~ 528 Mhz
	126	+)))
	127	+)))
	128	+* (((
	129	+168 dB maximum link budget.
	130	+)))
	131	+* (((
	132	++20 dBm - 100 mW constant RF output vs.
	133	+)))
	134	+* (((
	135	++14 dBm high efficiency PA.
	136	+)))
	137	+* (((
	138	+Programmable bit rate up to 300 kbps.
	139	+)))
	140	+* (((
	141	+High sensitivity: down to -148 dBm.
	142	+)))
	143	+* (((
	144	+Bullet-proof front end: IIP3 = -12.5 dBm.
	145	+)))
	146	+* (((
	147	+Excellent blocking immunity.
	148	+)))
	149	+* (((
	150	+Low RX current of 10.3 mA, 200 nA register retention.
	151	+)))
	152	+* (((
	153	+Fully integrated synthesizer with a resolution of 61 Hz.
	154	+)))
	155	+* (((
	156	+FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
	157	+)))
	158	+* (((
	159	+Built-in bit synchronizer for clock recovery.
	160	+)))
	161	+* (((
	162	+Preamble detection.
	163	+)))
	164	+* (((
	165	+127 dB Dynamic Range RSSI.
	166	+)))
	167	+* (((
	168	+Automatic RF Sense and CAD with ultra-fast AFC.
	169	+)))
	170	+* (((
	171	+Packet engine up to 256 bytes with CRC.
	172	+
	173	+
	174	+
	175	+
	176	+)))
	177	+
95	95	== 1.3 Features ==
96	96
	180	+
97	97	* LoRaWAN Class A & Class C protocol
98	98	* Optional Customized LoRa Protocol
99	99	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
...	...	@@ -102,8 +102,11 @@
102	102	* Firmware upgradable via program port
103	103	* Counting
104	104
105		-== 1.4 Applications ==
106	106
	190	+
	191	+== 1.4  Applications ==
	192	+
	193	+
107	107	* Smart Buildings & Home Automation
108	108	* Logistics and Supply Chain Management
109	109	* Smart Metering
...	...	@@ -111,15 +111,14 @@
111	111	* Smart Cities
112	112	* Smart Factory
113	113
	201	+
	202	+
114	114	== 1.5 Hardware Variants ==
115	115
116	116
117		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %)
118		-|(% style="background-color:#4f81bd; color:white; width:103px" %)**Model**|(% style="background-color:#4f81bd; color:white; width:131px" %)**Photo**|(% style="background-color:#4f81bd; color:white; width:266px" %)**Description**
119		-|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
120		-(% style="text-align:center" %)
121		-[[image:image-20230424115112-1.png||height="106" width="58"]]
122		-)))|(% style="width:334px" %)(((
	206	+(% border="1" style="background-color:#f7faff; width:500px" %)
	207	+|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description**
	208	+|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)(((
123	123	* 2 x Digital Input (Bi-direction)
124	124	* 2 x Digital Output
125	125	* 2 x Relay Output (5A@250VAC / 30VDC)
...	...	@@ -128,127 +128,93 @@
128	128	* 1 x Counting Port
129	129	)))
130	130
131		-= 2. Assembling the Device =
132	132
133		-== 2.1 What is included in the package? ==
134	134
135		-The package includes the following items:
	219	+= 2. Power ON Device =
136	136
137		-* 1 x LT-22222-L I/O Controller
138		-* 1 x LoRaWAN antenna matched to the frequency of the LT-22222-L
139		-* 1 x bracket for wall mounting
140		-* 1 x programming cable
141	141
142		-Attach the LoRaWAN antenna to the connector labeled **ANT** (located on the top right side of the device, next to the upper terminal block). Secure the antenna by tightening it clockwise.
	222	+(((
	223	+The LT controller can be powered by 7 ~~ 24V DC power source. Connect VIN to Power Input V+ and GND to power input V- to power the LT controller.
	224	+)))
143	143
144		-== 2.2 Terminals ==
	226	+(((
	227	+PWR will on when device is properly powered.
145	145
146		-Upper screw terminal block (from left to right):
	229	+
	230	+)))
147	147
148		-(% style="width:634px" %)
149		-|=(% style="width: 295px;" %)Terminal|=(% style="width: 338px;" %)Function
150		-|(% style="width:295px" %)GND|(% style="width:338px" %)Ground
151		-|(% style="width:295px" %)VIN|(% style="width:338px" %)Input Voltage
152		-|(% style="width:295px" %)AVI2|(% style="width:338px" %)Analog Voltage Input Terminal 2
153		-|(% style="width:295px" %)AVI1|(% style="width:338px" %)Analog Voltage Input Terminal 1
154		-|(% style="width:295px" %)ACI2|(% style="width:338px" %)Analog Current Input Terminal 2
155		-|(% style="width:295px" %)ACI1|(% style="width:338px" %)Analog Current Input Terminal 1
	232	+[[image:1653297104069-180.png]]
156	156
157		-Lower screw terminal block (from left to right):
158	158
159		-(% style="width:633px" %)
160		-|=(% style="width: 296px;" %)Terminal|=(% style="width: 334px;" %)Function
161		-|(% style="width:296px" %)RO1-2|(% style="width:334px" %)Relay Output 1
162		-|(% style="width:296px" %)RO1-1|(% style="width:334px" %)Relay Output 1
163		-|(% style="width:296px" %)RO2-2|(% style="width:334px" %)Relay Output 2
164		-|(% style="width:296px" %)RO2-1|(% style="width:334px" %)Relay Output 2
165		-|(% style="width:296px" %)DI2+|(% style="width:334px" %)Digital Input 2
166		-|(% style="width:296px" %)DI2-|(% style="width:334px" %)Digital Input 2
167		-|(% style="width:296px" %)DI1+|(% style="width:334px" %)Digital Input 1
168		-|(% style="width:296px" %)DI1-|(% style="width:334px" %)Digital Input 1
169		-|(% style="width:296px" %)DO2|(% style="width:334px" %)Digital Output 2
170		-|(% style="width:296px" %)DO1|(% style="width:334px" %)Digital Output 1
171	171
172		-== 2.3 Powering ==
	236	+= 3. Operation Mode =
173	173
174		-The LT-22222-L I/O Controller can be powered by a 7–24V DC power source. Connect the power supply’s positive wire to the VIN screw terminal and the negative wire to the GND screw terminal. The power indicator (PWR) LED will turn on when the device is properly powered.
175	175
	239	+== 3.1 How it works? ==
176	176
177		-[[image:1653297104069-180.png]]
178	178
	242	+(((
	243	+The LT is configured as LoRaWAN OTAA Class C mode by default. It has OTAA keys to join network. To connect a local LoRaWAN network, user just need to input the OTAA keys in the network server and power on the LT. It will auto join the network via OTAA. For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second.
	244	+)))
179	179
180		-= 3. Operation Mode =
	246	+(((
	247	+In case user can't set the OTAA keys in the network server and has to use the existing keys from server. User can [[use AT Command>>||anchor="H4.UseATCommand"]] to set the keys in the devices.
	248	+)))
181	181
182		-== 3.1 How does it work? ==
183	183
184		-The LT-22222-L is configured to operate in LoRaWAN Class C mode by default. It supports OTAA (Over-the-Air Activation), which is the most secure method for activating a device with a LoRaWAN network server. The LT-22222-L comes with device registration information that allows you to register it with a LoRaWAN network, enabling the device to perform OTAA activation with the network server upon initial power-up and after any subsequent reboots.
185	185
186		-For LT-22222-L, the LED will show the Join status: After power on (% style="color:green" %)**TX LED**(%%) will fast blink 5 times, LT-22222-L will enter working mode and start to JOIN LoRaWAN network. (% style="color:green" %)**TX LED**(%%) will be on for 5 seconds after joined in network. When there is message from server, the RX LED will be on for 1 second.
	252	+== 3.2 Example to join LoRaWAN network ==
187	187
188		-In case you can't set the root key and other identifiers in the network server and must use them from the server, you can use [[AT Commands>>||anchor="H4.UseATCommand"]] to configure them on the device.
189	189
190		-== 3.2 Registering with a LoRaWAN network server ==
	255	+(((
	256	+This chapter shows an example for how to join the TTN LoRaWAN Network. Below is the network structure, we use our LG308 as LoRaWAN gateway here.
191	191
192		-The diagram below shows how the LT-22222-L connects to a typical LoRaWAN network.
	258	+
	259	+)))
193	193
194	194	[[image:image-20220523172350-1.png||height="266" width="864"]]
195	195
196		-=== 3.2.1 Prerequisites ===
197	197
198		-Make sure you have the device registration information such as DevEUI, AppEUI, and AppKey with you. The registration information can be found on a sticker that can be found inside the package. Please keep the **registration information** sticker in a safe place for future reference.
	264	+(((
	265	+The LG308 is already set to connect to [[TTN network >>url:https://www.thethingsnetwork.org/]]. So what we need to do now is only configure register this device to TTN:
199	199
200		-[[image:image-20230425173427-2.png||height="246" width="530"]]
	267	+
	268	+)))
201	201
202		-The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers.
	270	+(((
	271	+(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
	272	+)))
203	203
204		-=== 3.2.2 The Things Stack Sandbox (TTSS) ===
	274	+(((
	275	+Each LT is shipped with a sticker with the default device EUI as below:
	276	+)))
205	205
206		-* Log in to your [[The Things Stack Sandbox>>https://eu1.cloud.thethings.network]] account.
207		-* Create an application if you do not have one yet.
208		-* Register LT-22222-L with that application. Two registration options available:
	278	+[[image:1653297924498-393.png]]
209	209
210		-==== Using the LoRaWAN Device Repository: ====
211	211
212		-* Go to your application and click on the **Register end device** button.
213		-* On the **Register end device** page:
214		-** Select the option **Select the end device in the LoRaWAN Device Repository**.
215		-** Choose the **End device brand**, **Model**, **Hardware version**, **Firmware version**, and **Profile (Region)**.
216		-** Select the **Frequency plan** that matches with your device.
	281	+Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
217	217
218		-[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]]
	283	+**Add APP EUI in the application.**
219	219
220		-*
221		-** Enter the **AppEUI** in the **JoinEUI** field and click **Confirm** button.
222		-** Enter the **DevEUI** in the **DevEUI** field.
223		-** Enter the **AppKey** in the **AppKey** field.
224		-** In the **End device ID** field, enter a unique name within this application for your LT-22222-N.
225		-** Under **After registration**, select the **View registered end device** option.
	285	+[[image:1653297955910-247.png||height="321" width="716"]]
226	226
227		-[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]]
228	228
229		-==== Entering device information manually: ====
	288	+**Add APP KEY and DEV EUI**
230	230
231		-* On the **Register end device** page:
232		-** Select the **Enter end device specified manually** option.
233		-** Select the **Frequency plan** that matches with your device.
234		-** Select the **LoRaWAN version**.
235		-** Select the **Regional Parameters version**.
236		-** Click **Show advanced activation, LoRaWAN class and cluster settings** option.
237		-** Select **Over the air activation (OTAA)** option under **Activation mode**
238		-** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities**.
239		-** Enter **AppEUI** in the **JoinEUI** field and click **Confirm** button.
240		-** Enter **DevEUI** in the **DevEUI** field.
241		-** Enter **AppKey** in the **AppKey** field.
242		-** In the **End device ID** field, enter a unique name within this application for your LT-22222-N.
243		-** Under **After registration**, select the **View registered end device** option.
	290	+[[image:1653298023685-319.png]]
244	244
245		-==== Joining ====
246	246
247		-Click on **Live Data** in the left navigation. Then, power on the device, and it will join The Things Stack Sandbox. You can see the join request, join accept, followed by uplink messages form the device showing in the Live Data panel.
248	248
	294	+(((
	295	+(% style="color:blue" %)**Step 2**(%%): Power on LT and it will auto join to the TTN network. After join success, it will start to upload message to TTN and user can see in the panel.
	296	+
	297	+
	298	+)))
	299	+
249	249	[[image:1653298044601-602.png||height="405" width="709"]]
250	250
251	251
	303	+
252	252	== 3.3 Uplink Payload ==
253	253
254	254
...	...	@@ -255,47 +255,32 @@
255	255	There are five working modes + one interrupt mode on LT for different type application:
256	256
257	257	* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
258		-
259	259	* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
260		-
261	261	* (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO
262		-
263	263	* (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO
264		-
265	265	* (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO
266		-
267	267	* (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
268	268
	316	+
	317	+
269	269	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
270	270
271	271
272	272	(((
273		-The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
274		-
275		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
276		-|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
277		-|Value|(((
278		-AVI1 voltage
279		-)))|(((
280		-AVI2 voltage
281		-)))|(((
282		-ACI1 Current
283		-)))|(((
284		-ACI2 Current
285		-)))|DIDORO*|(((
286		-Reserve
287		-)))|MOD
	322	+The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default.
288	288	)))
289	289
	325	+[[image:image-20220523174024-3.png]]
	326	+
290	290	(((
291		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	328	+
292	292
293		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
294		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
295		-|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
	330	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
296	296	)))
297	297
298		-* RO is for relay. ROx=1 : close, ROx=0 always open.
	333	+[[image:image-20220523174254-4.png]]
	334	+
	335	+* RO is for relay. ROx=1 : close，ROx=0 always open.
299	299	* DI is for digital input. DIx=1: high or float, DIx=0: low.
300	300	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
301	301
...	...	@@ -306,7 +306,7 @@
306	306
307	307	**The value for the interface is:  **
308	308
309		-AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V
	346	+AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
310	310
311	311	AVI2 channel voltage is 0x04AC/1000=1.196V
312	312
...	...	@@ -334,6 +334,8 @@
334	334	** DO1 is high in case there is load between DO1 and V+.
335	335	** DO1 LED is off in both case
336	336
	374	+
	375	+
337	337	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
338	338
339	339
...	...	@@ -343,55 +343,56 @@
343	343
344	344	(((
345	345	Total : 11 bytes payload
346		-
347		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
348		-|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
349		-|Value|COUNT1|COUNT2 |DIDORO*|(((
350		-Reserve
351		-)))|MOD
352	352	)))
353	353
354		-(((
355		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
	387	+[[image:image-20220523180452-3.png]]
356	356
357		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
358		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
359		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
360	360
361		-RO is for relay. ROx=1 : close , ROx=0 always open.
	390	+(((
	391	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
362	362	)))
363	363
	394	+[[image:image-20220523180506-4.png]]
	395	+
	396	+* RO is for relay. ROx=1 : close，ROx=0 always open.
364	364	* FIRST: Indicate this is the first packet after join network.
365	365	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
366	366
367	367	(((
368	368	(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
369		-
370		-
371	371	)))
372	372
373	373	(((
	405	+
	406	+
374	374	**To use counting mode, please run:**
375	375	)))
376	376
377		-(((
378	378	(% class="box infomessage" %)
379	379	(((
	412	+(((
	413	+(((
380	380	**AT+MOD=2**
	415	+)))
381	381
	417	+(((
382	382	**ATZ**
383	383	)))
384	384	)))
	421	+)))
385	385
386	386	(((
387	387
388	388
389	389	(% style="color:#4f81bd" %)**AT Commands for counting:**
	427	+
	428	+
390	390	)))
391	391
392	392	(((
393	393	**For LT22222-L:**
394	394
	434	+
395	395	(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
396	396
397	397	(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
...	...	@@ -406,28 +406,23 @@
406	406	)))
407	407
408	408
	449	+
409	409	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
410	410
411	411
412	412	**LT22222-L**: This mode the DI1 is used as a counting pin.
413	413
414		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
415		-|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
416		-|Value|COUNT1|(((
417		-ACI1 Current
418		-)))|(((
419		-ACI2 Current
420		-)))|DIDORO*|Reserve|MOD
	455	+[[image:image-20220523181246-5.png]]
421	421
422	422	(((
423		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	458	+
424	424
425		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
426		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
427		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	460	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
428	428	)))
429	429
430		-* RO is for relay. ROx=1 : close, ROx=0 always open.
	463	+[[image:image-20220523181301-6.png]]
	464	+
	465	+* RO is for relay. ROx=1 : close，ROx=0 always open.
431	431	* FIRST: Indicate this is the first packet after join network.
432	432	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
433	433
...	...	@@ -440,14 +440,18 @@
440	440	**To use counting mode, please run:**
441	441	)))
442	442
443		-(((
444	444	(% class="box infomessage" %)
445	445	(((
	480	+(((
	481	+(((
446	446	**AT+MOD=3**
	483	+)))
447	447
	485	+(((
448	448	**ATZ**
449	449	)))
450	450	)))
	489	+)))
451	451
452	452	(((
453	453	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
...	...	@@ -454,6 +454,7 @@
454	454	)))
455	455
456	456
	496	+
457	457	=== 3.3.4 AT+MOD~=4, Single DI Counting + 1 x Voltage Counting ===
458	458
459	459
...	...	@@ -463,52 +463,55 @@
463	463
464	464	(((
465	465	The AVI1 is also used for counting. AVI1 is used to monitor the voltage. It will check the voltage **every 60s**, if voltage is higher or lower than VOLMAX mV, the AVI1 Counting increase 1, so AVI1 counting can be used to measure a machine working hour.
466		-
467		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
468		-|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**4**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
469		-|Value|COUNT1|AVI1 Counting|DIDORO*|(((
470		-Reserve
471		-)))|MOD
472	472	)))
473	473
	508	+[[image:image-20220523181903-8.png]]
	509	+
	510	+
474	474	(((
475	475	(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
476		-
477		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
478		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
479		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
480	480	)))
481	481
482		-* RO is for relay. ROx=1 : close, ROx=0 always open.
	515	+[[image:image-20220523181727-7.png]]
	516	+
	517	+* RO is for relay. ROx=1 : close，ROx=0 always open.
483	483	* FIRST: Indicate this is the first packet after join network.
484	484	* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
485	485
486	486	(((
487	487	(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
488		-
489		-
490	490	)))
491	491
492	492	(((
	526	+
	527	+
493	493	**To use this mode, please run:**
494	494	)))
495	495
496		-(((
497	497	(% class="box infomessage" %)
498	498	(((
	533	+(((
	534	+(((
499	499	**AT+MOD=4**
	536	+)))
500	500
	538	+(((
501	501	**ATZ**
502	502	)))
503	503	)))
	542	+)))
504	504
	544	+
505	505	(((
506	506	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
507	507	)))
508	508
509	509	(((
	550	+
	551	+
510	510	**Plus below command for AVI1 Counting:**
511	511
	554	+
512	512	(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
513	513
514	514	(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
...	...	@@ -519,32 +519,21 @@
519	519	)))
520	520
521	521
	565	+
522	522	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
523	523
524	524
525	525	**LT22222-L**: This mode the DI1 is used as a counting pin.
526	526
527		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
528		-|(% style="background-color:#4f81bd; color:white" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**2**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**|(% style="background-color:#4f81bd; color:white" %)**1**
529		-|Value|(((
530		-AVI1 voltage
531		-)))|(((
532		-AVI2 voltage
533		-)))|(((
534		-ACI1 Current
535		-)))|COUNT1|DIDORO*|(((
536		-Reserve
537		-)))|MOD
	571	+[[image:image-20220523182334-9.png]]
538	538
539	539	(((
540		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	574	+
541	541
542		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
543		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
544		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	576	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
545	545	)))
546	546
547		-* RO is for relay. ROx=1 : close, ROx=0 always open.
	579	+* RO is for relay. ROx=1 : close，ROx=0 always open.
548	548	* FIRST: Indicate this is the first packet after join network.
549	549	* (((
550	550	DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
...	...	@@ -555,17 +555,23 @@
555	555	)))
556	556
557	557	(((
	590	+
	591	+
558	558	**To use this mode, please run:**
559	559	)))
560	560
561		-(((
562	562	(% class="box infomessage" %)
563	563	(((
	597	+(((
	598	+(((
564	564	**AT+MOD=5**
	600	+)))
565	565
	602	+(((
566	566	**ATZ**
567	567	)))
568	568	)))
	606	+)))
569	569
570	570	(((
571	571	Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
...	...	@@ -572,6 +572,7 @@
572	572	)))
573	573
574	574
	613	+
575	575	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
576	576
577	577
...	...	@@ -626,6 +626,7 @@
626	626	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
627	627
628	628
	668	+
629	629	(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
630	630
631	631	Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
...	...	@@ -660,39 +660,12 @@
660	660
661	661	MOD6 Payload : total 11 bytes payload
662	662
663		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
664		-|(% style="background-color:#4f81bd; color:white; width:60px" %)**Size(bytes)**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:69px" %)**1**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:49px" %)**6**|(% style="background-color:#4f81bd; color:white; width:109px" %)**1**|(% style="background-color:#4f81bd; color:white; width:50px" %)**1**
665		-|Value|(((
666		-TRI_A FLAG
667		-)))|(((
668		-TRI_A Status
669		-)))|(((
670		-TRI_DI FLAG+STA
671		-)))|Reserve|Enable/Disable MOD6|(((
672		-MOD(6)
673		-)))
	703	+[[image:image-20220524085923-1.png]]
674	674
	705	+
675	675	(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
676	676
677		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
678		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
679		-|(((
680		-AV1_LOW
681		-)))|(((
682		-AV1_HIGH
683		-)))|(((
684		-AV2_LOW
685		-)))|(((
686		-AV2_HIGH
687		-)))|(((
688		-AC1_LOW
689		-)))|(((
690		-AC1_HIGH
691		-)))|(((
692		-AC2_LOW
693		-)))|(((
694		-AC2_HIGH
695		-)))
	708	+[[image:image-20220524090106-2.png]]
696	696
697	697	* Each bits shows if the corresponding trigger has been configured.
698	698
...	...	@@ -701,27 +701,10 @@
701	701	10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
702	702
703	703
	717	+
704	704	(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
705	705
706		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
707		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
708		-|(((
709		-AV1_LOW
710		-)))|(((
711		-AV1_HIGH
712		-)))|(((
713		-AV2_LOW
714		-)))|(((
715		-AV2_HIGH
716		-)))|(((
717		-AC1_LOW
718		-)))|(((
719		-AC1_HIGH
720		-)))|(((
721		-AC2_LOW
722		-)))|(((
723		-AC2_HIGH
724		-)))
	720	+[[image:image-20220524090249-3.png]]
725	725
726	726	* Each bits shows which status has been trigger on this uplink.
727	727
...	...	@@ -730,11 +730,10 @@
730	730	10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
731	731
732	732
	729	+
733	733	(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
734	734
735		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
736		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
737		-|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
	732	+[[image:image-20220524090456-4.png]]
738	738
739	739	* Each bits shows which status has been trigger on this uplink.
740	740
...	...	@@ -745,6 +745,7 @@
745	745	00000101: Means both DI1 and DI2 trigger are enabled.
746	746
747	747
	743	+
748	748	(% style="color:#4f81bd" %)**Enable/Disable MOD6 **(%%): 0x01: MOD6 is enable. 0x00: MOD6 is disable.
749	749
750	750	Downlink command to poll MOD6 status:
...	...	@@ -754,6 +754,7 @@
754	754	When device got this command, it will send the MOD6 payload.
755	755
756	756
	753	+
757	757	=== 3.3.7 Payload Decoder ===
758	758
759	759	(((
...	...	@@ -763,6 +763,7 @@
763	763	)))
764	764
765	765
	763	+
766	766	== 3.4 ​Configure LT via AT or Downlink ==
767	767
768	768
...	...	@@ -776,10 +776,13 @@
776	776	)))
777	777	)))
778	778
779		-* (% style="color:blue" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
	777	+* (% style="color:#4f81bd" %)**Common Commands**(%%): They should be available for each sensor, such as: change uplink interval, reset device. For firmware v1.5.4, user can find what common commands it supports: [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]]
780	780
781		-* (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
	779	+* (% style="color:#4f81bd" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L.  User can see these commands below:
782	782
	781	+
	782	+
	783	+
783	783	=== 3.4.1 Common Commands ===
784	784
785	785
...	...	@@ -788,8 +788,10 @@
788	788	)))
789	789
790	790
	792	+
791	791	=== 3.4.2 Sensor related commands ===
792	792
	795	+
793	793	==== 3.4.2.1 Set Transmit Interval ====
794	794
795	795
...	...	@@ -797,7 +797,7 @@
797	797
798	798	* (% style="color:#037691" %)**AT Command:**
799	799
800		-(% style="color:blue" %)**AT+TDC=N **
	803	+**AT+TDC=N **
801	801
802	802
803	803	**Example: **AT+TDC=30000. Means set interval to 30 seconds
...	...	@@ -805,106 +805,129 @@
805	805
806	806	* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
807	807
808		-(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
	811	+**0x01 aa bb cc     ~/~/ Same as AT+TDC=0x(aa bb cc)**
809	809
810	810
811	811
	815	+
812	812	==== 3.4.2.2 Set Work Mode (AT+MOD) ====
813	813
814	814
815	815	Set work mode.
816	816
817		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
	821	+* (% style="color:#037691" %)**AT Command:**
818	818
	823	+**AT+MOD=N  **
	824	+
	825	+
819	819	**Example**: AT+MOD=2. Set work mode to Double DI counting mode
820	820
	828	+
821	821	* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
822	822
823		-(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
	831	+**0x0A aa    ** ~/~/ Same as AT+MOD=aa
824	824
825	825
826	826
	835	+
827	827	==== 3.4.2.3 Poll an uplink ====
828	828
829	829
830		-* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
	839	+* (% style="color:#037691" %)**AT Command:**
831	831
	841	+There is no AT Command to poll uplink
	842	+
	843	+
832	832	* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
833	833
834		-(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
	846	+**0x08 FF     **~/~/ Poll an uplink
835	835
	848	+
836	836	**Example**: 0x08FF, ask device to send an Uplink
837	837
838	838
839	839
	853	+
840	840	==== 3.4.2.4 Enable Trigger Mode ====
841	841
842	842
843	843	Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
844	844
845		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
	859	+* (% style="color:#037691" %)**AT Command:**
846	846
847		-(% style="color:red" %)**1:** (%%)Enable Trigger Mode
	861	+**AT+ADDMOD6=1 or 0**
848	848
849		-(% style="color:red" %)**0: **(%%)Disable Trigger Mode
	863	+1: Enable Trigger Mode
850	850
	865	+0: Disable Trigger Mode
851	851
	867	+
852	852	* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
853	853
854		-(% style="color:blue" %)**0x0A 06 aa    **(%%) ~/~/ Same as AT+ADDMOD6=aa
	870	+**0x0A 06 aa    ** ~/~/ Same as AT+ADDMOD6=aa
855	855
856	856
857	857
	874	+
858	858	==== 3.4.2.5 Poll trigger settings ====
859	859
860	860
861		-Poll trigger settings
	878	+Poll trigger settings,
862	862
863	863	* (% style="color:#037691" %)**AT Command:**
864	864
865	865	There is no AT Command for this feature.
866	866
	884	+
867	867	* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
868	868
869		-(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
	887	+**0xAB 06         **~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
870	870
871	871
872	872
	891	+
873	873	==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
874	874
875	875
876	876	Enable Disable DI1/DI2/DI2 as trigger,
877	877
878		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
	897	+* (% style="color:#037691" %)**AT Command:**
879	879
880		-**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
	899	+**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
881	881
882	882
	902	+**Example:**
	903	+
	904	+AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
	905	+
883	883	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
884	884
885		-(% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
	908	+**0xAA 02 aa bb        **~/~/ Same as AT+DTRI=aa,bb
886	886
887	887
888	888
	912	+
889	889	==== 3.4.2.7 Trigger1 – Set DI1 or DI3 as trigger ====
890	890
891	891
892	892	Set DI1 or DI3(for LT-33222-L) trigger.
893	893
894		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
	918	+* (% style="color:#037691" %)**AT Command:**
895	895
896		-(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
	920	+**AT+TRIG1=a,b**
897	897
898		-(% style="color:red" %)**b :** (%%)delay timing.
	922	+a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
899	899
900		-**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
	924	+b : delay timing.
901	901
902	902
903		-* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
	927	+**Example:**
904	904
905		-(% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
	929	+AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
906	906
907	907
	932	+* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
	933	+* **0x09 01 aa bb cc    ** ~/~/ same as AT+TRIG1=aa,0x(bb cc)
908	908
909	909	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
910	910
...	...	@@ -911,64 +911,85 @@
911	911
912	912	Set DI2 trigger.
913	913
914		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
	940	+* (% style="color:#037691" %)**AT Command:**
915	915
916		-(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
	942	+**AT+TRIG2=a,b**
917	917
918		-(% style="color:red" %)**b :** (%%)delay timing.
919	919
920		-**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
	945	+a : Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
921	921
	947	+b : delay timing.
922	922
	949	+
	950	+**Example:**
	951	+
	952	+AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
	953	+
	954	+
923	923	* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
924	924
925		-(% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
	957	+**0x09 02 aa bb cc           **~/~/ same as AT+TRIG1=aa,0x(bb cc)
926	926
927	927
928	928
	961	+
929	929	==== 3.4.2.9 Trigger – Set AC (current) as trigger ====
930	930
931	931
932	932	Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
933	933
934		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
	967	+* (% style="color:#037691" %)**AT Command**
935	935
	969	+**AT+ACLIM**
	970	+
	971	+
936	936	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
937	937
938		-(% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh        ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
	974	+**0x AA 01 aa bb cc dd ee ff gg hh        ** ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
939	939
940	940
941	941
	978	+
942	942	==== 3.4.2.10 Trigger – Set AV (voltage) as trigger ====
943	943
944	944
945	945	Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
946	946
947		-* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
	984	+* (% style="color:#037691" %)**AT Command**
948	948
	986	+**AT+AVLIM  See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
	987	+
	988	+
949	949	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
950	950
951		-(% style="color:blue" %)**0x AA 00 aa bb cc dd ee ff gg hh    ** (%%) ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
	991	+**0x AA 00 aa bb cc dd ee ff gg hh    ** ~/~/ same as AT+AVLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
952	952
953	953
954	954
	995	+
955	955	==== 3.4.2.11 Trigger – Set minimum interval ====
956	956
957	957
958	958	Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
959	959
960		-* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+ATDC=5        ** ~/~/ (%%)Device won't response the second trigger within 5 minute after the first trigger.
	1001	+* (% style="color:#037691" %)**AT Command**
961	961
	1003	+**AT+ATDC=5        ** Device won't response the second trigger within 5 minute after the first trigger.
	1004	+
	1005	+
962	962	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
963	963
964		-(% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
	1008	+**0x AC aa bb   ** ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
965	965
966	966	(((
	1011	+
	1012	+
967	967	(% style="color:red" %)**Note: ATDC setting must be more than 5min**
968	968	)))
969	969
970	970
971	971
	1018	+
972	972	==== 3.4.2.12 DO ~-~- Control Digital Output DO1/DO2/DO3 ====
973	973
974	974
...	...	@@ -978,9 +978,8 @@
978	978
979	979
980	980	* (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
	1028	+* **0x02 aa bb cc     **~/~/ Set DO1/DO2/DO3 output
981	981
982		-(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
983		-
984	984	(((
985	985	If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
986	986	)))
...	...	@@ -987,14 +987,10 @@
987	987
988	988	(((
989	989	01: Low,  00: High ,  11: No action
990		-
991		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
992		-|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**DO1**|(% style="background-color:#4f81bd; color:white" %)**DO2**|(% style="background-color:#4f81bd; color:white" %)**DO3**
993		-|02  01  00  11|Low|High|No Action
994		-|02  00  11  01|High|No Action|Low
995		-|02  11  01  00|No Action|Low|High
996	996	)))
997	997
	1038	+[[image:image-20220524092754-5.png]]
	1039	+
998	998	(((
999	999	(% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1000	1000	)))
...	...	@@ -1005,6 +1005,7 @@
1005	1005
1006	1006
1007	1007
	1050	+
1008	1008	==== 3.4.2.13 DO ~-~- Control Digital Output DO1/DO2/DO3 with time control ====
1009	1009
1010	1010
...	...	@@ -1015,7 +1015,7 @@
1015	1015
1016	1016	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA9)**
1017	1017
1018		-(% style="color:blue" %)**0xA9 aa bb cc     **(%%) ~/~/ Set DO1/DO2/DO3 output with time control
	1061	+**0xA9 aa bb cc     **~/~/ Set DO1/DO2/DO3 output with time control
1019	1019
1020	1020
1021	1021	This is to control the digital output time of DO pin. Include four bytes:
...	...	@@ -1031,37 +1031,23 @@
1031	1031
1032	1032	(% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1033	1033
1034		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1035		-|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1036		-|0x01|DO1 set to low
1037		-|0x00|DO1 set to high
1038		-|0x11|DO1 NO Action
	1077	+[[image:image-20220524093238-6.png]]
1039	1039
	1079	+
1040	1040	(% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1041	1041
1042		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1043		-|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1044		-|0x01|DO2 set to low
1045		-|0x00|DO2 set to high
1046		-|0x11|DO2 NO Action
	1082	+[[image:image-20220524093328-7.png]]
1047	1047
	1084	+
1048	1048	(% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1049	1049
1050		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1051		-|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1052		-|0x01|DO3 set to low
1053		-|0x00|DO3 set to high
1054		-|0x11|DO3 NO Action
	1087	+[[image:image-20220524093351-8.png]]
1055	1055
1056		-(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms
1057	1057
	1090	+(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:
1058	1058
1059		-(% style="color:red" %)**Note: **
	1092	+ Latching time. Unit: ms
1060	1060
1061		- Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1062		-
1063		- Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1064		-
1065	1065	(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1066	1066
1067	1067
...	...	@@ -1085,6 +1085,7 @@
1085	1085
1086	1086
1087	1087
	1117	+
1088	1088	==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1089	1089
1090	1090
...	...	@@ -1095,7 +1095,7 @@
1095	1095
1096	1096	* (% style="color:#037691" %)**Downlink Payload (prefix 0x03):**
1097	1097
1098		-(% style="color:blue" %)**0x03 aa bb     ** (%%)~/~/ Set RO1/RO2 output
	1128	+**0x03 aa bb     **~/~/ Set RO1/RO2 output
1099	1099
1100	1100
1101	1101	(((
...	...	@@ -1103,18 +1103,11 @@
1103	1103	)))
1104	1104
1105	1105	(((
1106		-00: Close ,  01: Open , 11: No action
	1136	+01: Close ,  00: Open , 11: No action
	1137	+)))
1107	1107
1108		-(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1109		-|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2**
1110		-|03  00  11|Open|No Action
1111		-|03  01  11|Close|No Action
1112		-|03  11  00|No Action|Open
1113		-|03  11  01|No Action|Close
1114		-|03  00  00|Open|Open
1115		-|03  01  01|Close|Close
1116		-|03  01  00|Close|Open
1117		-|03  00  01|Open|Close
	1139	+(((
	1140	+[[image:image-20220524093724-9.png]]
1118	1118	)))
1119	1119
1120	1120	(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
...	...	@@ -1121,6 +1121,7 @@
1121	1121
1122	1122
1123	1123
	1147	+
1124	1124	==== 3.4.2.15 Relay ~-~- Control Relay Output RO1/RO2 with time control ====
1125	1125
1126	1126
...	...	@@ -1131,7 +1131,7 @@
1131	1131
1132	1132	* (% style="color:#037691" %)**Downlink Payload (prefix 0x05):**
1133	1133
1134		-(% style="color:blue" %)**0x05 aa bb cc dd     ** (%%)~/~/ Set RO1/RO2 relay with time control
	1158	+**0x05 aa bb cc dd     **~/~/ Set RO1/RO2 relay with time control
1135	1135
1136	1136
1137	1137	This is to control the relay output time of relay. Include four bytes:
...	...	@@ -1152,20 +1152,12 @@
1152	1152
1153	1153	(% style="color:#4f81bd" %)**Fourth/Fifth/Sixth/Seventh Bytes(cc)**(%%): Latching time. Unit: ms
1154	1154
1155		-
1156		-(% style="color:red" %)**Note:**
1157		-
1158		- Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes
1159		-
1160		- Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1161		-
1162		-
1163	1163	(% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1164	1164
1165	1165
1166	1166	**Example payload:**
1167	1167
1168		-**~1. 05 01 11 07 D0**
	1184	+**~1. 05 01 11 07 D**
1169	1169
1170	1170	Relay1 and Relay 2 will be set to NC , last 2 seconds, then change back to original state.
1171	1171
...	...	@@ -1188,132 +1188,156 @@
1188	1188
1189	1189	When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1190	1190
1191		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
	1207	+* (% style="color:#037691" %)**AT Command:**
1192	1192
	1209	+**AT+VOLMAX   ** ~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
	1210	+
	1211	+
1193	1193	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1194	1194
1195		-(% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
	1214	+**0xA5 aa bb cc   **~/~/ Same as AT+VOLMAX=(aa bb),cc
1196	1196
1197	1197
1198	1198
	1218	+
1199	1199	==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1200	1200
1201	1201
1202		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
	1222	+* (% style="color:#037691" %)**AT Command:**
1203	1203
1204		-(% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
	1224	+**AT+SETCNT=aa,(bb cc dd ee) **
1205	1205
1206		-(% style="color:red" %)**bb cc dd ee: **(%%)number to be set
	1226	+aa: 1: Set count1,
1207	1207
	1228	+2: Set count2,
1208	1208
	1230	+3: Set AV1 count
	1231	+
	1232	+Bb cc dd ee: number to be set
	1233	+
	1234	+
1209	1209	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA8):**
1210	1210
1211		-(% style="color:blue" %)**0x A8 aa bb cc dd ee     ** (%%)~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
	1237	+**0x A8 aa bb cc dd ee     **~/~/ same as AT+SETCNT=aa,(bb cc dd ee)
1212	1212
1213	1213
1214	1214
	1241	+
1215	1215	==== 3.4.2.18 Counting ~-~- Clear Counting ====
1216	1216
1217	1217
1218	1218	Clear counting for counting mode
1219	1219
1220		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
	1247	+* (% style="color:#037691" %)**AT Command:**
1221	1221
	1249	+**AT+CLRCOUNT ** ~/~/ clear all counting
	1250	+
	1251	+
1222	1222	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1223	1223
1224		-(% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
	1254	+**0x A6 01    ** ~/~/ clear all counting
1225	1225
1226	1226
1227	1227
	1258	+
1228	1228	==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
1229	1229
1230	1230
1231	1231	* (% style="color:#037691" %)**AT Command:**
1232	1232
1233		-(% style="color:blue" %)**AT+COUTIME=60  **(%%)~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
	1264	+**AT+COUTIME=60  **~/~/ Set save time to 60 seconds. Device will save the counting result in internal flash every 60 seconds. (min value: 30)
1234	1234
1235	1235
1236	1236	* (% style="color:#037691" %)**Downlink Payload (prefix 0xA7):**
1237	1237
1238		-(% style="color:blue" %)**0x A7 aa bb cc     ** (%%)~/~/ same as AT+COUTIME =aa bb cc,
	1269	+**0x A7 aa bb cc     **~/~/ same as AT+COUTIME =aa bb cc,
1239	1239
1240	1240	(((
1241	1241	range: aa bb cc:0 to 16777215,  (unit:second)
1242		-)))
1243	1243
1244	1244
1245	1245
1246		-==== 3.4.2.20 Reset save RO DO state ====
	1276	+
	1277	+)))
1247	1247
	1279	+==== 3.4.2.20 Reset save DR DO state ====
1248	1248
	1281	+
1249	1249	* (% style="color:#037691" %)**AT Command:**
1250	1250
1251		-(% style="color:blue" %)**AT+RODORESET=1    **(%%)~/~/ RODO will close when the device joining the network. (default)
	1284	+**AT+RODORET=1  **~/~/ RODO will close when the device joining the network. (default)
1252	1252
1253		-(% style="color:blue" %)**AT+RODORESET=0    **(%%)~/~/ After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
	1286	+**AT+RODORET=0  **~/~/After the device is reset, the previously saved RODO state (only MOD2 to MOD5) is read, and its state is not changed when it is reconnected to the network.
1254	1254
1255	1255
1256	1256	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAD):**
1257	1257
1258		-(% style="color:blue" %)**0x AD aa      ** (%%)~/~/ same as AT+RODORET =aa
	1291	+**0x AD aa      **~/~/ same as AT+RODORET =aa
1259	1259
	1293	+(((
	1294	+
1260	1260
1261	1261
	1297	+
1262	1262	==== 3.4.2.21 Encrypted payload ====
1263	1263
1264	1264
1265	1265	* (% style="color:#037691" %)**AT Command:**
1266	1266
1267		-(% style="color:blue" %)**AT+DECRYPT=1  ** (%%)~/~/ The payload is uploaded without encryption
	1303	+**AT+DECRYPT=1  **~/~/ The payload is uploaded without encryption
1268	1268
1269		-(% style="color:blue" %)**AT+DECRYPT=0    **(%%)~/~/  Encrypt when uploading payload (default)
	1305	+**AT+DECRYPT=0  **~/~/Encrypt when uploading payload (default)
1270	1270
1271	1271
1272	1272
	1309	+
1273	1273	==== 3.4.2.22 Get sensor value ====
1274	1274
1275	1275
1276	1276	* (% style="color:#037691" %)**AT Command:**
1277	1277
1278		-(% style="color:blue" %)**AT+GETSENSORVALUE=0    **(%%)~/~/ The serial port gets the reading of the current sensor
	1315	+**AT+GETSENSORVALUE=0  **~/~/ The serial port gets the reading of the current sensor
1279	1279
1280		-(% style="color:blue" %)**AT+GETSENSORVALUE=1    **(%%)~/~/ The serial port gets the current sensor reading and uploads it.
	1317	+**AT+GETSENSORVALUE=1  **~/~/The serial port gets the current sensor reading and uploads it.
1281	1281
1282	1282
1283	1283
	1321	+
1284	1284	==== 3.4.2.23 Resets the downlink packet count ====
1285	1285
1286	1286
1287	1287	* (% style="color:#037691" %)**AT Command:**
1288	1288
1289		-(% style="color:blue" %)**AT+DISFCNTCHECK=0   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
	1327	+**AT+DISFCNTCHECK=0  **~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node will no longer receive downlink packets (default)
1290	1290
1291		-(% style="color:blue" %)**AT+DISFCNTCHECK=1   **(%%)~/~/ When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
	1329	+**AT+DISFCNTCHECK=1  **~/~/When the downlink packet count sent by the server is less than the node downlink packet count or exceeds 16384, the node resets the downlink packet count and keeps it consistent with the server downlink packet count.
1292	1292
1293	1293
1294	1294
	1333	+
1295	1295	==== 3.4.2.24 When the limit bytes are exceeded, upload in batches ====
1296	1296
1297	1297
1298	1298	* (% style="color:#037691" %)**AT Command:**
1299	1299
1300		-(% style="color:blue" %)**AT+DISMACANS=0**   (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
	1339	+ **AT+DISMACANS=0**  ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of 11 bytes (DR0 of US915, DR2 of AS923, DR2 of AU195), the node will send a packet with a payload of 00 and a port of 4. (default)
1301	1301
1302		-(% style="color:blue" %)**AT+DISMACANS=1**  (%%) ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
	1341	+ **AT+DISMACANS=1**      ~/~/ When the MACANS of the reply server plus the payload exceeds the maximum number of bytes of the DR, the node will ignore the MACANS and not reply, and only upload the payload part.
1303	1303
1304	1304
1305	1305	* (% style="color:#037691" %)**Downlink Payload **(%%)**:**
1306	1306
1307		-(% style="color:blue" %)**0x21 00 01 ** (%%) ~/~/ Set  the DISMACANS=1
	1346	+**0x21 00 01 ** ~/~/ Set  the DISMACANS=1
1308	1308
1309	1309
1310	1310
	1350	+
1311	1311	==== 3.4.2.25 Copy downlink to uplink ====
1312	1312
1313	1313
1314	1314	* (% style="color:#037691" %)**AT Command**(%%)**:**
1315	1315
1316		-(% style="color:blue" %)**AT+RPL=5**   (%%) ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
	1356	+ **AT+RPL=5**  ~/~/ After receiving the package from the server, it will immediately upload the content of the package to the server, the port number is 100.
1317	1317
1318	1318	Example：**aa xx xx xx xx**         ~/~/ aa indicates whether the configuration has changed, 00 is yes, 01 is no; xx xx xx xx are the bytes sent.
1319	1319
...	...	@@ -1336,7 +1336,7 @@
1336	1336	* (((
1337	1337	(% style="color:#037691" %)**Downlink Payload**(%%)**:**
1338	1338
1339		-(% style="color:blue" %)**26 01  ** (%%) ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
	1379	+**26 01  ** ~/~/  Downlink 26 01 can query device upload frequency, frequency band, software version number, TDC time.
1340	1340
1341	1341
1342	1342	)))
...	...	@@ -1346,6 +1346,9 @@
1346	1346	[[image:http://wiki.dragino.com/xwiki/bin/download/Main/User%20Manual%20for%20LoRaWAN%20End%20Nodes/LSN50%20%26%20LSN50-V2%20-%20LoRaWAN%20Sensor%20Node%20User%20Manual/WebHome/image-20220823173929-8.png?width=1205&height=76&rev=1.1||alt="image-20220823173929-8.png"]]
1347	1347
1348	1348
	1389	+
	1390	+)))
	1391	+
1349	1349	== 3.5 Integrate with Mydevice ==
1350	1350
1351	1351
...	...	@@ -1370,7 +1370,7 @@
1370	1370
1371	1371	(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
1372	1372
1373		-(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
	1416	+(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)
1374	1374
1375	1375	Search under The things network
1376	1376
...	...	@@ -1377,6 +1377,7 @@
1377	1377	[[image:1653356838789-523.png||height="337" width="740"]]
1378	1378
1379	1379
	1423	+
1380	1380	After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1381	1381
1382	1382	[[image:image-20220524094909-1.png||height="335" width="729"]]
...	...	@@ -1394,8 +1394,10 @@
1394	1394	[[image:image-20220524094909-5.png||height="341" width="734"]]
1395	1395
1396	1396
	1441	+
1397	1397	== 3.6 Interface Detail ==
1398	1398
	1444	+
1399	1399	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1400	1400
1401	1401
...	...	@@ -1404,16 +1404,17 @@
1404	1404	[[image:1653356991268-289.png]]
1405	1405
1406	1406
	1453	+
1407	1407	=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
1408	1408
1409	1409
1410	1410	(((
1411		-The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
	1458	+The DI port of LT-22222-L can support NPN or PNP output sensor.
1412	1412	)))
1413	1413
1414	1414	(((
1415	1415	(((
1416		-Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA). (% class="mark" %)When there is active current pass NEC2501 pin1 to pin2. The DI will be active high and DI LED status will change.
	1463	+Internal circuit as below, the NEC2501 is a photocoupler, the Active current (from NEC2501 pin 1 to pin 2 is 1ma and the max current is 50mA. When there is active current pass NEC2501 pin1 to pin2. The DI will be active high.
1417	1417
1418	1418
1419	1419	)))
...	...	@@ -1460,6 +1460,8 @@
1460	1460
1461	1461	(((
1462	1462
	1510	+
	1511	+
1463	1463	)))
1464	1464
1465	1465	(((
...	...	@@ -1491,6 +1491,8 @@
1491	1491
1492	1492	(((
1493	1493
	1543	+
	1544	+
1494	1494	)))
1495	1495
1496	1496	(((
...	...	@@ -1521,29 +1521,16 @@
1521	1521	)))
1522	1522
1523	1523
1524		-(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1525	1525
1526		-From above DI ports circuit, we can see that active the photocoupler will need to have a voltage difference between DI+ and DI- port. While the Dry Contact sensor is a passive component which can't provide this voltage difference.
1527		-
1528		-To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
1529		-
1530		-[[image:image-20230616235145-1.png]]
1531		-
1532		-(% style="color:blue" %)**Example5**(%%): Connect to Open Colleactor
1533		-
1534		-[[image:image-20240219115718-1.png]]
1535		-
1536		-
1537	1537	=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1538	1538
1539	1539
1540		-(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
	1579	+NPN output: GND or Float. Max voltage can apply to output pin is 36v.
1541	1541
1542		-(% style="color:red" %)**Note: DO pins go to float when device is power off.**
1543		-
1544	1544	[[image:1653357531600-905.png]]
1545	1545
1546	1546
	1584	+
1547	1547	=== 3.6.4 Analog Input Interface ===
1548	1548
1549	1549
...	...	@@ -1561,12 +1561,13 @@
1561	1561
1562	1562	(% style="color:blue" %)**Specifications of the wind speed sensor:**
1563	1563
1564		-(% style="color:red" %)**Red:  12~~24v**
	1602	+**Red:  12~~24v**
1565	1565
1566		-(% style="color:#ffc000" %)**Yellow:  4~~20mA**
	1604	+**Yellow:  4~~20mA**
1567	1567
1568	1568	**Black:  GND**
1569	1569
	1608	+
1570	1570	**Connection diagram:**
1571	1571
1572	1572	[[image:1653357640609-758.png]]
...	...	@@ -1574,29 +1574,12 @@
1574	1574	[[image:1653357648330-671.png||height="155" width="733"]]
1575	1575
1576	1576
1577		-Example connected to a regulated power supply to measure voltage
1578	1578
1579		-[[image:image-20230608101532-1.png||height="606" width="447"]]
1580		-
1581		-[[image:image-20230608101608-2.jpeg||height="379" width="284"]]
1582		-
1583		-[[image:image-20230608101722-3.png||height="102" width="1139"]]
1584		-
1585		-
1586		-(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
1587		-
1588		-(% style="color:red" %)**Red:  12~~24v**
1589		-
1590		-**Black:  GND**
1591		-
1592		-
1593	1593	=== 3.6.5 Relay Output ===
1594	1594
1595	1595
1596	1596	(((
1597		-The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device's Power Line to in serial of RO1_1 and RO_2. Such as below:
1598		-
1599		-**Note**: RO pins go to Open(NO) when device is power off.
	1621	+The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below:
1600	1600	)))
1601	1601
1602	1602	[[image:image-20220524100215-9.png]]
...	...	@@ -1605,39 +1605,17 @@
1605	1605	[[image:image-20220524100215-10.png||height="382" width="723"]]
1606	1606
1607	1607
	1630	+
1608	1608	== 3.7 LEDs Indicators ==
1609	1609
1610	1610
1611		-(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1612		-|(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature**
1613		-|**PWR**|Always on if there is power
1614		-|**TX**|(((
1615		-(((
1616		-Device boot: TX blinks 5 times.
1617		-)))
	1634	+[[image:image-20220524100748-11.png]]
1618	1618
1619		-(((
1620		-Successful join network: TX ON for 5 seconds.
1621		-)))
1622	1622
1623		-(((
1624		-Transmit a LoRa packet: TX blinks once
1625		-)))
1626		-)))
1627		-|**RX**|RX blinks once when receive a packet.
1628		-|**DO1**|For LT-22222-L: ON when DO1 is low, LOW when DO1 is high
1629		-|**DO2**|For LT-22222-L: ON when DO2 is low, LOW when DO2 is high
1630		-|**DI1**|(((
1631		-For LT-22222-L: ON when DI1 is high, LOW when DI1 is low
1632		-)))
1633		-|**DI2**|(((
1634		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1635		-)))
1636		-|**RO1**|For LT-22222-L: ON when RO1 is closed, LOW when RO1 is open
1637		-|**RO2**|For LT-22222-L: ON when RO2 is closed, LOW when RO2 is open
1638	1638
1639	1639	= 4. Use AT Command =
1640	1640
	1640	+
1641	1641	== 4.1 Access AT Command ==
1642	1642
1643	1643
...	...	@@ -1645,6 +1645,10 @@
1645	1645	LT supports AT Command set. User can use a USB to TTL adapter plus the 3.5mm Program Cable to connect to LT for using AT command, as below.
1646	1646	)))
1647	1647
	1648	+(((
	1649	+
	1650	+)))
	1651	+
1648	1648	[[image:1653358238933-385.png]]
1649	1649
1650	1650
...	...	@@ -1844,8 +1844,10 @@
1844	1844	)))
1845	1845
1846	1846
	1851	+
1847	1847	== 4.2 Common AT Command Sequence ==
1848	1848
	1854	+
1849	1849	=== 4.2.1 Multi-channel ABP mode (Use with SX1301/LG308) ===
1850	1850
1851	1851	(((
...	...	@@ -1890,6 +1890,7 @@
1890	1890	)))
1891	1891
1892	1892
	1899	+
1893	1893	=== 4.2.2 Single-channel ABP mode (Use with LG01/LG02) ===
1894	1894
1895	1895	(((
...	...	@@ -1962,7 +1962,9 @@
1962	1962	**3. Make sure SF / bandwidth setting in LG01/LG02 match the settings of AT+DR. refer [[this link>>url:http://www.dragino.com/downloads/index.php?
1963	1963	dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
1964	1964
1965		-**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5.**
	1972	+**4. The command AT+RX2FQ and AT+RX2DR is to let downlink work. to set the correct parameters, user can check the actually downlink parameters to be used. As below. Which shows the RX2FQ should use 868400000 and RX2DR should be 5**
	1973	+
	1974	+
1966	1966	)))
1967	1967
1968	1968	(((
...	...	@@ -1969,32 +1969,29 @@
1969	1969	[[image:1653359097980-169.png||height="188" width="729"]]
1970	1970	)))
1971	1971
	1981	+(((
	1982	+
	1983	+)))
1972	1972
	1985	+
1973	1973	=== 4.2.3 Change to Class A ===
1974	1974
1975	1975
1976	1976	(((
1977		-(% style="color:blue" %)**If sensor JOINED:**
	1990	+(% style="color:blue" %)If sensor JOINED:
1978	1978
1979		-(% style="background-color:#dcdcdc" %)**AT+CLASS=A**
1980		-
1981		-(% style="background-color:#dcdcdc" %)**ATZ**
	1992	+(% style="background-color:#dcdcdc" %)**AT+CLASS=A
	1993	+ATZ**
1982	1982	)))
1983	1983
1984	1984
1985		-= 5. Case Study =
1986	1986
1987		-== 5.1 Counting how many objects pass in Flow Line ==
	1998	+= 5. FAQ =
1988	1988
1989	1989
1990		-Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
	2001	+== 5.1 How to upgrade the image? ==
1991	1991
1992	1992
1993		-= 6. FAQ =
1994		-
1995		-== 6.1 How to upgrade the image? ==
1996		-
1997		-
1998	1998	The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
1999	1999
2000	2000	* Support new features
...	...	@@ -2008,7 +2008,7 @@
2008	2008
2009	2009	(((
2010	2010	(% style="color:blue" %)**Step1**(%%)**:** Download [[flash loader>>url:https://www.st.com/content/st_com/en/products/development-tools/software-development-tools/stm32-software-development-tools/stm32-programmers/flasher-stm32.html]].
2011		-(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]].
	2017	+(% style="color:blue" %)**Step2**(%%)**:** Download the [[LT Image files>>url:https://www.dropbox.com/sh/g99v0fxcltn9r1y/AADKXQ2v5ZT-S3sxdmbvE7UAa/LT-22222-L/image?dl=0&subfolder_nav_tracking=1]].
2012	2012	(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2013	2013
2014	2014
...	...	@@ -2022,22 +2022,23 @@
2022	2022
2023	2023	[[image:image-20220524103407-12.png]]
2024	2024
2025		-
2026	2026	[[image:image-20220524103429-13.png]]
2027	2027
2028		-
2029	2029	[[image:image-20220524104033-15.png]]
2030	2030
2031	2031
2032	2032	(% style="color:red" %)**Notice**(%%): In case user has lost the program cable. User can hand made one from a 3.5mm cable. The pin mapping is:
2033	2033
	2038	+
2034	2034	[[image:1653360054704-518.png||height="186" width="745"]]
2035	2035
2036	2036
2037	2037	(((
2038	2038	(((
2039		-== 6.2 How to change the LoRa Frequency Bands/Region? ==
	2044	+
2040	2040
	2046	+== 5.2 How to change the LoRa Frequency Bands/Region? ==
	2047	+
2041	2041
2042	2042	)))
2043	2043	)))
...	...	@@ -2049,8 +2049,9 @@
2049	2049	(((
2050	2050
2051	2051
2052		-== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
2053	2053
	2060	+== 5.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
	2061	+
2054	2054
2055	2055	)))
2056	2056
...	...	@@ -2064,6 +2064,7 @@
2064	2064	(((
2065	2065	Assume we have a LG02 working in the frequency 868400000 now , below is the step.
2066	2066
	2075	+
2067	2067
2068	2068	)))
2069	2069	)))
...	...	@@ -2094,21 +2094,13 @@
2094	2094
2095	2095	(((
2096	2096	(% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2097		-
2098	2098	(% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2099		-
2100	2100	(% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2101		-
2102	2102	(% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2103		-
2104	2104	(% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2105		-
2106	2106	(% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2107		-
2108	2108	(% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2109		-
2110	2110	(% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2111		-
2112	2112	(% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2113	2113	)))
2114	2114
...	...	@@ -2120,29 +2120,26 @@
2120	2120	[[image:1653360498588-932.png||height="485" width="726"]]
2121	2121
2122	2122
2123		-== 6.4 How to change the uplink interval? ==
2124	2124
	2125	+== 5.4 Can I see counting event in Serial? ==
2125	2125
2126		-Please see this link: [[http:~~/~~/wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/>>url:http://wiki.dragino.com/xwiki/bin/view/Main/How%20to%20set%20the%20transmit%20time%20interval/]]
2127	2127
2128		-
2129		-== 6.5 Can I see counting event in Serial? ==
2130		-
2131		-
2132	2132	(((
2133	2133	User can run AT+DEBUG command to see the counting event in serial. If firmware too old and doesn't support AT+DEBUG. User can update to latest firmware first.
2134	2134
2135	2135
2136		-== 6.6 Can i use point to point communication for LT-22222-L? ==
2137	2137
	2133	+== 5.5 Can i use point to point communication for LT-22222-L? ==
2138	2138
2139		-Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]  ，this is [[firmware>>https://github.com/dragino/LT-22222-L/releases]].
2140	2140
	2136	+Yes, please refer [[Point to Point Communication>>doc:Main. Point to Point Communication of LT-22222-L.WebHome]]
	2137	+
	2138	+
2141	2141
2142	2142	)))
2143	2143
2144	2144	(((
2145		-== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
	2143	+== 5.6 Why does the relay output become the default and open relay after the lt22222 is powered off? ==
2146	2146
2147	2147
2148	2148	If the device is not shut down, but directly powered off.
...	...	@@ -2154,9 +2154,10 @@
2154	2154	After restart, the status before power failure will be read from flash.
2155	2155
2156	2156
2157		-== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2158	2158
	2156	+== 5.7 Can i set up LT-22222-L as a NC(Normal Close) Relay? ==
2159	2159
	2158	+
2160	2160	LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below:
2161	2161
2162	2162
...	...	@@ -2163,24 +2163,15 @@
2163	2163	[[image:image-20221006170630-1.png||height="610" width="945"]]
2164	2164
2165	2165
2166		-== 6.9 Can LT22222-L save RO state? ==
2167	2167
	2166	+= 6. Trouble Shooting =
2168	2168
2169		-Firmware version needs to be no less than 1.6.0.
2170		-
2171		-
2172		-== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? ==
2173		-
2174		-
2175		-It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose.
2176		-
2177		-
2178		-= 7. Trouble Shooting =
	2168	+
2179	2179	)))
2180	2180
2181	2181	(((
2182	2182	(((
2183		-== 7.1 Downlink doesn't work, how to solve it? ==
	2173	+== 6.1 Downlink doesn't work, how to solve it? ==
2184	2184
2185	2185
2186	2186	)))
...	...	@@ -2193,8 +2193,9 @@
2193	2193	(((
2194	2194
2195	2195
2196		-== 7.2 Have trouble to upload image. ==
2197	2197
	2187	+== 6.2 Have trouble to upload image. ==
	2188	+
2198	2198
2199	2199	)))
2200	2200
...	...	@@ -2205,8 +2205,9 @@
2205	2205	(((
2206	2206
2207	2207
2208		-== 7.3 Why I can't join TTN in US915 /AU915 bands? ==
2209	2209
	2200	+== 6.3 Why I can't join TTN in US915 /AU915 bands? ==
	2201	+
2210	2210
2211	2211	)))
2212	2212
...	...	@@ -2215,16 +2215,10 @@
2215	2215	)))
2216	2216
2217	2217
2218		-== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? ==
2219	2219
	2211	+= 7. Order Info =
2220	2220
2221		-The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state.
2222		-Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]
2223	2223
2224		-
2225		-= 8. Order Info =
2226		-
2227		-
2228	2228	(% style="color:#4f81bd" %)**LT-22222-L-XXX:**
2229	2229
2230	2230	(% style="color:#4f81bd" %)**XXX:**
...	...	@@ -2239,9 +2239,11 @@
2239	2239	* (% style="color:red" %)**IN865**(%%):  LT with frequency bands IN865
2240	2240	* (% style="color:red" %)**CN779**(%%):  LT with frequency bands CN779
2241	2241
2242		-= 9. Packing Info =
2243	2243
2244	2244
	2230	+= 8. Packing Info =
	2231	+
	2232	+
2245	2245	**Package Includes**:
2246	2246
2247	2247	* LT-22222-L I/O Controller x 1
...	...	@@ -2256,20 +2256,23 @@
2256	2256	* Package Size / pcs : 14.5 x 8 x 5 cm
2257	2257	* Weight / pcs : 170g
2258	2258
2259		-= 10. Support =
2260	2260
2261	2261
	2249	+= 9. Support =
	2250	+
	2251	+
2262	2262	* (((
2263	2263	Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule.
2264	2264	)))
2265	2265	* (((
2266		-Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[Support@dragino.cc>>mailto:Support@dragino.cc]]
	2256	+Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]
2267	2267
2268	2268
	2259	+
2269	2269
2270	2270	)))
2271	2271
2272		-= 11. Reference​​​​​ =
	2263	+= 10. Reference​​​​​ =
2273	2273
2274	2274
2275	2275	* LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]]

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