Summary

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  • lt-22222-join-network.png
  • lt-22222-l-dev-repo-p1.png
  • lt-22222-l-dev-repo-reg-p1.png
  • lt-22222-l-dev-repo-reg-p2.png
  • lt-22222-l-manually-p1.png
  • lt-22222-l-manually-p2.png
  • thingseye-io-step-1.png
  • thingseye-io-step-2.png
  • thingseye-io-step-3.png
  • thingseye-io-step-4.png
  • thingseye-io-step-5.png
  • thingseye-io-step-6.png
  • tts-mqtt-integration.png

Details

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Content

...	...	@@ -17,17 +17,15 @@
17	17
18	18
19	19
20		-= 1.Introduction =
	20	+= 1. Introduction =
21	21
22		-== 1.1 What is LT Series I/O Controller ==
	22	+== 1.1 What is the LT-22222-L I/O Controller? ==
23	23
24	24	(((
25		-
26		-
27	27	(((
28		-(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)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. The LT-22222-L simplifies and enhances I/O monitoring and controlling.
	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.
29	29
30		-The Dragino LT-22222-L I/O Controller 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.
	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.
31	31	)))
32	32	)))
33	33
...	...	@@ -35,18 +35,16 @@
35	35	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.
36	36	)))
37	37
38		-(((
39		-(% style="line-height:1.38; margin-top:16px; margin-bottom:16px" %)
40		-The LT Series I/O Controllers are designed for easy, low-cost installation on LoRaWAN networks.
41		-)))
	36	+> The LT Series I/O Controllers are designed for easy, low-cost installation on LoRaWAN networks.
42	42
43	43	(((
44		-(% style="line-height:1.38; margin-top:16px; margin-bottom:16px" %)
45		-(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways:
	39	+You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways:
46	46
47		-* (% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)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.
48		-* (% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)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.
49		-* (% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)Setup your own private LoRaWAN network.
	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.
	44	+
	45	+> You can use a LoRaWAN gateway, such as the Dragino LG308, to expand or create LoRaWAN coverage in your area.
50	50	)))
51	51
52	52	(((
...	...	@@ -64,12 +64,12 @@
64	64	* Power Consumption:
65	65	** Idle: 4mA@12v
66	66	** 20dB Transmit: 34mA@12v
67		-* Operating Temperature: -40 ~~ 85 Degree, No Dew
	63	+* Operating Temperature: -40 ~~ 85 Degrees, No Dew
68	68
69	69	(% style="color:#037691" %)**Interface for Model: LT22222-L:**
70	70
71	71	* 2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
72		-* 2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
	68	+* 2 x Digital Output (NPN output. Max pull-up voltage 36V,450mA)
73	73	* 2 x Relay Output (5A@250VAC / 30VDC)
74	74	* 2 x 0~~20mA Analog Input (res:0.01mA)
75	75	* 2 x 0~~30V Analog Input (res:0.01v)
...	...	@@ -82,7 +82,7 @@
82	82	** Band 2 (LF): 410 ~~ 528 Mhz
83	83	* 168 dB maximum link budget.
84	84	* +20 dBm - 100 mW constant RF output vs.
85		-* +14 dBm high efficiency PA.
	81	+* +14 dBm high-efficiency PA.
86	86	* Programmable bit rate up to 300 kbps.
87	87	* High sensitivity: down to -148 dBm.
88	88	* Bullet-proof front end: IIP3 = -12.5 dBm.
...	...	@@ -102,7 +102,7 @@
102	102	* Optional Customized LoRa Protocol
103	103	* Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
104	104	* AT Commands to change parameters
105		-* Remote configure parameters via LoRa Downlink
	101	+* Remotely configure parameters via LoRaWAN Downlink
106	106	* Firmware upgradable via program port
107	107	* Counting
108	108
...	...	@@ -132,85 +132,140 @@
132	132	* 1 x Counting Port
133	133	)))
134	134
135		-= 2. Power ON Device =
	131	+= 2. Assembling the Device =
136	136
137		-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.
	133	+== 2.1 What is included in the package? ==
138	138
139		-PWR will on when device is properly powered.
	135	+The package includes the following items:
140	140
	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	+
	142	+Attach the LoRaWAN antenna to the antenna connector, ANT,** **located on the top right side of the device, next to the upper terminal block. Secure the antenna by tightening it clockwise.
	143	+
	144	+== 2.2 Terminals ==
	145	+
	146	+Upper screw terminal block (from left to right):
	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
	156	+
	157	+Lower screw terminal block (from left to right):
	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	+
	172	+== 2.3 Powering the LT-22222-L ==
	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 and the negative wire to the GND screw terminals. The power indicator (PWR) LED will turn on when the device is properly powered.
	175	+
	176	+
141	141	[[image:1653297104069-180.png]]
142	142
143	143
144	144	= 3. Operation Mode =
145	145
146		-== 3.1 How it works? ==
	182	+== 3.1 How does it work? ==
147	147
	184	+By default, the LT-22222-L is configured to operate in LoRaWAN Class C mode. It supports OTAA (Over-the-Air Activation), 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.
148	148
149		-(((
150		-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.
151		-)))
	186	+For LT-22222-L, the LED will show the Join status: After powering on, the TX LED will fast-blink 5 times which means the LT-22222-L will enter the working mode and start to JOIN the LoRaWAN network. The TX LED will be on for 5 seconds after joining the network. When there is a message from the server, the RX LED will be on for 1 second.
152	152
153		-(((
154		-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.
155		-)))
	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.
156	156
	190	+== 3.2 Registering with a LoRaWAN network server ==
157	157
158		-== 3.2 Example to join LoRaWAN network ==
	192	+The diagram below shows how the LT-22222-L connects to a typical LoRaWAN network.
159	159
	194	+[[image:image-20220523172350-1.png||height="266" width="864"]]
160	160
161		-(((
162		-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.
	196	+=== 3.2.1 Prerequisites ===
163	163
164		-
165		-)))
	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.
166	166
167		-[[image:image-20220523172350-1.png||height="266" width="864"]]
	200	+[[image:image-20230425173427-2.png||height="246" width="530"]]
168	168
	202	+The following subsections explain how to register the LT-22222-L with different LoRaWAN network server providers.
169	169
170		-(((
171		-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:
	204	+=== 3.2.2 The Things Stack Sandbox (TTSS) ===
172	172
173		-
174		-)))
	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 are available:
175	175
176		-(((
177		-(% style="color:blue" %)**Step 1**(%%): Create a device in TTN with the OTAA keys from LT IO controller.
178		-)))
	210	+==== Using the LoRaWAN Device Repository: ====
179	179
180		-(((
181		-Each LT is shipped with a sticker with the default device EUI as below:
182		-)))
	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 your device.
183	183
184		-[[image:image-20230425173427-2.png||height="246" width="530"]]
	218	+[[image:lt-22222-l-dev-repo-reg-p1.png||height="625" width="1000"]]
185	185
	220	+*
	221	+** Enter the **AppEUI** in the **JoinEUI** field and click the **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.
186	186
187		-Input these keys in the LoRaWAN Server portal. Below is TTN screen shot:
	227	+[[image:lt-22222-l-dev-repo-reg-p2.png||height="625" width="1000"]]
188	188
189		-**Add APP EUI in the application.**
	229	+==== Entering device information manually: ====
190	190
191		-[[image:1653297955910-247.png||height="321" width="716"]]
	231	+* On the **Register end device** page:
	232	+** Select the **Enter end device specifies manually** option as the input method.
	233	+** Select the **Frequency plan** that matches your device.
	234	+** Select the **LoRaWAN version**.
	235	+** Select the **Regional Parameters version**.
	236	+** Click **Show advanced activation, LoRaWAN class and cluster settings** link to expand the section.
	237	+** Select **Over the air activation (OTAA)** option under the **Activation mode**
	238	+** Select **Class C (Continuous)** from the **Additional LoRaWAN class capabilities**.
192	192
	240	+[[image:lt-22222-l-manually-p1.png||height="625" width="1000"]]
193	193
194		-**Add APP KEY and DEV EUI**
195	195
196		-[[image:1653298023685-319.png]]
	243	+* Enter **AppEUI** in the **JoinEUI** field and click the **Confirm** button.
	244	+* Enter **DevEUI** in the **DevEUI** field.
	245	+* Enter **AppKey** in the **AppKey** field.
	246	+* In the **End device ID** field, enter a unique name within this application for your LT-22222-N.
	247	+* Under **After registration**, select the **View registered end device** option.
197	197
	249	+[[image:lt-22222-l-manually-p2.png||height="625" width="1000"]]
198	198
199		-(((
200		-(% 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.
201	201
202		-
203		-)))
	252	+==== Joining ====
204	204
	254	+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.
	255	+
205	205	[[image:1653298044601-602.png||height="405" width="709"]]
206	206
207	207
208		-== 3.3 Uplink Payload ==
	259	+== 3.3 Work Modes and their Uplink Payload formats ==
209	209
210	210
211		-There are five working modes + one interrupt mode on LT for different type application:
	262	+The LT-22222-L has 5 **work modes**. It also has an interrupt/trigger mode for different types of applications that can be used together with any working mode as an additional feature. The default mode is MOD1 and you can switch between these modes using AT commands.
212	212
213		-* (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO
	264	+* (% style="color:blue" %)**MOD1**(%%): (default mode/factory set): 2ACI + 2AVI + DI + DO + RO
214	214
215	215	* (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO
216	216
...	...	@@ -224,9 +224,8 @@
224	224
225	225	=== 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
226	226
227		-
228	228	(((
229		-The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
	279	+The uplink payload is 11 bytes long. Uplink messages are sent over LoRaWAN FPort 2. By default, one uplink is sent every 10 minutes. (% style="display:none" wfd-invisible="true" %)
230	230
231	231	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
232	232	|(% 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**
...	...	@@ -238,29 +238,29 @@
238	238	ACI1 Current
239	239	)))|(((
240	240	ACI2 Current
241		-)))|DIDORO*|(((
	291	+)))|**DIDORO***|(((
242	242	Reserve
243	243	)))|MOD
244	244	)))
245	245
246	246	(((
247		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	297	+(% style="color:#4f81bd" %)*** DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, and its size is1 byte long as shown below.
248	248
249	249	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
250		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
251		-|RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
	300	+|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
	301	+|RO1|RO2|--DI3--|DI2|DI1|--DO3--|DO2|DO1
252	252	)))
253	253
254		-* RO is for relay. ROx=1 : close, ROx=0 always open.
255		-* DI is for digital input. DIx=1: high or float, DIx=0: low.
256		-* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	304	+* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN.
	305	+* DI is for digital input. DIx=1: HIGH or FLOATING, DIx=0: LOW.
	306	+* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING.
257	257
258		-(% style="color:red" %)**Note: DI3 and DO3 bit are not valid for LT-22222-L**
	308	+(% style="color:red" %)**Note: DI3 and DO3 bits are not valid for LT-22222-L**
259	259
260		-For example if payload is: [[image:image-20220523175847-2.png]]
	310	+For example, if the payload is: [[image:image-20220523175847-2.png]]
261	261
262	262
263		-**The value for the interface is:  **
	313	+**The interface values can be calculated as follows:  **
264	264
265	265	AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V
266	266
...	...	@@ -270,35 +270,32 @@
270	270
271	271	ACI2 channel current is 0x1300/1000=4.864mA
272	272
273		-The last byte 0xAA= 10101010(B) means
	323	+The last byte 0xAA= **10101010**(b) means,
274	274
275		-* [1] RO1 relay channel is close and the RO1 LED is ON.
276		-* [0] RO2 relay channel is open and RO2 LED is OFF;
	325	+* [1] The RO1 relay channel is CLOSED, and the RO1 LED is ON.
	326	+* [0] The RO2 relay channel is OPEN, and the RO2 LED is OFF.
	327	+* [1] DI3 - not used for LT-22222-L.
	328	+* [0] DI2 channel input is LOW, and the DI2 LED is OFF.
	329	+* [1] DI1 channel input state:
	330	+** DI1 is FLOATING when no sensor is connected between DI1+ and DI1-.
	331	+** DI1 is HIGH when a sensor is connected between DI1- and DI1+ and the sensor is ACTIVE.
	332	+** DI1 LED is ON in both cases.
	333	+* [0] DO3 - not used for LT-22222-L.
	334	+* [1] DO2 channel output is LOW, and the DO2 LED is ON.
	335	+* [0] DO1 channel output state:
	336	+** DO1 is FLOATING when there is no load between DO1 and V+.
	337	+** DO1 is HIGH when there is a load between DO1 and V+.
	338	+** DO1 LED is OFF in both cases.
277	277
278		-**LT22222-L:**
279		-
280		-* [1] DI2 channel is high input and DI2 LED is ON;
281		-* [0] DI1 channel is low input;
282		-
283		-* [0] DO3 channel output state
284		-** DO3 is float in case no load between DO3 and V+.;
285		-** DO3 is high in case there is load between DO3 and V+.
286		-** DO3 LED is off in both case
287		-* [1] DO2 channel output is low and DO2 LED is ON.
288		-* [0] DO1 channel output state
289		-** DO1 is float in case no load between DO1 and V+.;
290		-** DO1 is high in case there is load between DO1 and V+.
291		-** DO1 LED is off in both case
292		-
293	293	=== 3.3.2 AT+MOD~=2, (Double DI Counting) ===
294	294
295	295
296	296	(((
297		-**For LT-22222-L**: this mode the **DI1 and DI2** are used as counting pins.
	344	+**For LT-22222-L**: In this mode, **DI1 and DI2** are used as counting pins.
298	298	)))
299	299
300	300	(((
301		-Total : 11 bytes payload
	348	+The uplink payload is 11 bytes long.
302	302
303	303	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
304	304	|(% 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**
...	...	@@ -308,26 +308,26 @@
308	308	)))
309	309
310	310	(((
311		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
	358	+(% style="color:#4f81bd" %)***DIDORO**(%%) is a combination of RO1, RO2, DO3, DO2 and DO1, and its size is 1 byte long as shown below.
312	312
313	313	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
314		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
315		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	361	+|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
	362	+|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1
316	316
317		-RO is for relay. ROx=1 : close , ROx=0 always open.
	364	+* RO is for the relay. ROx=1: CLOSED, ROx=0 always OPEN.
318	318	)))
319	319
320		-* FIRST: Indicate this is the first packet after join network.
321		-* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	367	+* FIRST: Indicates that this is the first packet after joining the network.
	368	+* DO is for reverse digital output. DOx=1: LOW, DOx=0: HIGH or FLOATING.
322	322
323	323	(((
324		-(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
	371	+(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L**
325	325
326	326
327	327	)))
328	328
329	329	(((
330		-**To use counting mode, please run:**
	377	+**To activate this mode, run the following AT commands:**
331	331	)))
332	332
333	333	(((
...	...	@@ -348,17 +348,17 @@
348	348	(((
349	349	**For LT22222-L:**
350	350
351		-(% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
	398	+(% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (sets the DI1 port to trigger on a LOW level. The valid signal duration is 100ms) **
352	352
353		-(% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
	400	+(% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (sets the DI1 port to trigger on a HIGH level. The valid signal duration is 100ms) **
354	354
355		-(% style="color:blue" %)**AT+TRIG2=0,100**(%%)**  (set DI2 port to trigger on low level, valid signal is 100ms) **
	402	+(% style="color:blue" %)**AT+TRIG2=0,100**(%%)** (sets the DI2 port to trigger on a LOW level. The valid signal duration is 100ms) **
356	356
357		-(% style="color:blue" %)**AT+TRIG2=1,100**(%%)**  (set DI2 port to trigger on high level, valid signal is 100ms ) **
	404	+(% style="color:blue" %)**AT+TRIG2=1,100**(%%)** (sets the DI2 port to trigger on a HIGH level. The valid signal duration is 100ms) **
358	358
359		-(% style="color:blue" %)**AT+SETCNT=1,60**(%%)**   (Set COUNT1 value to 60)**
	406	+(% style="color:blue" %)**AT+SETCNT=1,60**(%%)** (sets the COUNT1 value to 60)**
360	360
361		-(% style="color:blue" %)**AT+SETCNT=2,60**(%%)**   (Set COUNT2 value to 60)**
	408	+(% style="color:blue" %)**AT+SETCNT=2,60 **(%%)**(sets the COUNT2 value to 60)**
362	362	)))
363	363
364	364
...	...	@@ -365,7 +365,7 @@
365	365	=== 3.3.3 AT+MOD~=3, Single DI Counting + 2 x ACI ===
366	366
367	367
368		-**LT22222-L**: This mode the DI1 is used as a counting pin.
	415	+**LT22222-L**: In this mode, the DI1 is used as a counting pin.
369	369
370	370	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
371	371	|(% 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**
...	...	@@ -376,24 +376,24 @@
376	376	)))|DIDORO*|Reserve|MOD
377	377
378	378	(((
379		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	426	+(% style="color:#4f81bd" %)***DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below.
380	380
381	381	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
382		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
383		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	429	+|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
	430	+|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1
384	384	)))
385	385
386		-* RO is for relay. ROx=1 : close, ROx=0 always open.
387		-* FIRST: Indicate this is the first packet after join network.
388		-* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	433	+* RO is for the relay. ROx=1: closed, ROx=0 always open.
	434	+* FIRST: Indicates that this is the first packet after joining the network.
	435	+* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating.
389	389
390	390	(((
391		-(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
	438	+(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
392	392	)))
393	393
394	394
395	395	(((
396		-**To use counting mode, please run:**
	443	+**To activate this mode, run the following AT commands:**
397	397	)))
398	398
399	399	(((
...	...	@@ -406,7 +406,9 @@
406	406	)))
407	407
408	408	(((
409		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
	456	+AT Commands for counting:
	457	+
	458	+The AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s.
410	410	)))
411	411
412	412
...	...	@@ -414,11 +414,11 @@
414	414
415	415
416	416	(((
417		-**LT22222-L**: This mode the DI1 is used as a counting pin.
	466	+**LT22222-L**: In this mode, the DI1 is used as a counting pin.
418	418	)))
419	419
420	420	(((
421		-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.
	470	+The AVI1 is also used for counting. It monitors the voltage and checks it every **60 seconds**. If the voltage is higher or lower than VOLMAX mV, the AVI1 count increases by 1, allowing AVI1 counting to be used to measure a machine's working hours.
422	422
423	423	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
424	424	|(% 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**
...	...	@@ -428,25 +428,25 @@
428	428	)))
429	429
430	430	(((
431		-(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	480	+(% style="color:#4f81bd" %)**DIDORO **(%%)is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below.
432	432
433	433	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
434		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
435		-|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
	483	+|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
	484	+|RO1|RO2|FIRST|Reserve|Reserve|--DO3--|DO2|DO1
436	436	)))
437	437
438		-* RO is for relay. ROx=1 : close, ROx=0 always open.
439		-* FIRST: Indicate this is the first packet after join network.
440		-* DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	487	+* RO is for the relay. ROx=1: closed, ROx=0 always open.
	488	+* FIRST: Indicates that this is the first packet after joining the network.
	489	+* DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating.
441	441
442	442	(((
443		-(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
	492	+(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
444	444
445	445
446	446	)))
447	447
448	448	(((
449		-**To use this mode, please run:**
	498	+**To activate this mode, run the following AT commands:**
450	450	)))
451	451
452	452	(((
...	...	@@ -459,19 +459,19 @@
459	459	)))
460	460
461	461	(((
462		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
	511	+Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s.
463	463	)))
464	464
465	465	(((
466		-**Plus below command for AVI1 Counting:**
	515	+**In addition to that, below are the commands for AVI1 Counting:**
467	467
468		-(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
	517	+(% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (Sets AVI Count to 60)**
469	469
470	470	(% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
471	471
472	472	(% style="color:blue" %)**AT+VOLMAX=20000,0**(%%)**  (If AVI1 voltage lower than VOLMAX (20000mV =20v), counter increase 1)**
473	473
474		-(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**  (If AVI1 voltage higer than VOLMAX (20000mV =20v), counter increase 1)**
	523	+(% style="color:blue" %)**AT+VOLMAX=20000,1**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
475	475	)))
476	476
477	477
...	...	@@ -478,7 +478,7 @@
478	478	=== 3.3.5 AT+MOD~=5, Single DI Counting + 2 x AVI + 1 x ACI ===
479	479
480	480
481		-**LT22222-L**: This mode the DI1 is used as a counting pin.
	530	+**LT22222-L**: In this mode, the DI1 is used as a counting pin.
482	482
483	483	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
484	484	|(% 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**
...	...	@@ -493,25 +493,25 @@
493	493	)))|MOD
494	494
495	495	(((
496		-(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
	545	+(% style="color:#4f81bd" %)**DIDORO**(%%) is a combination of RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1, for a total of 1 byte, as shown below.
497	497
498	498	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
499		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
	548	+|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
500	500	|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
501	501	)))
502	502
503		-* RO is for relay. ROx=1 : close, ROx=0 always open.
504		-* FIRST: Indicate this is the first packet after join network.
	552	+* RO is for the relay. ROx=1: closed, ROx=0 always open.
	553	+* FIRST: Indicates that this is the first packet after joining the network.
505	505	* (((
506		-DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
	555	+DO is for reverse digital output. DOx=1: output low, DOx=0: high or floating.
507	507	)))
508	508
509	509	(((
510		-(% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
	559	+(% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
511	511	)))
512	512
513	513	(((
514		-**To use this mode, please run:**
	563	+**To activate this mode, run the following AT commands:**
515	515	)))
516	516
517	517	(((
...	...	@@ -524,7 +524,7 @@
524	524	)))
525	525
526	526	(((
527		-Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
	576	+Other AT Commands for counting are similar to the [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]s.
528	528	)))
529	529
530	530
...	...	@@ -531,49 +531,46 @@
531	531	=== 3.3.6 AT+ADDMOD~=6. (Trigger Mode, Optional) ===
532	532
533	533
534		-(% style="color:#4f81bd" %)**This mode is an optional mode for trigger purpose. It can run together with other mode.**
	583	+(% style="color:#4f81bd" %)**This mode is optional and intended for trigger purposes. It can operate together with other modes.**
535	535
536		-For example, if user has configured below commands:
	585	+For example, if you configured the following commands:
537	537
538	538	* **AT+MOD=1 ** **~-~->**  The normal working mode
539		-* **AT+ADDMOD6=1**   **~-~->**  Enable trigger
	588	+* **AT+ADDMOD6=1**   **~-~->**  Enable trigger mode
540	540
541		-LT will keep monitoring AV1/AV2/AC1/AC2 every 5 seconds; LT will send uplink packets in two cases:
	590	+The LT-22222-L will continuously monitor AV1, AV2, AC1, and AC2 every 5 seconds. LT will send uplink packets in two cases:
542	542
543		-1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type
544		-1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.**
	592	+1. Periodically uplink (Based on TDC time). The payload is the same as in normal mode (MOD=1 for the commands above). These are (% style="color:#4f81bd" %)**unconfirmed**(%%) uplinks.
	593	+1. Trigger uplink when the trigger condition is met. LT will send two packets in this case. The first uplink uses the payload specified in trigger mode (MOD=6). The second packet uses the normal mode payload (MOD=1 as set above). Both are (% style="color:#4f81bd" %)**CONFIRMED uplinks.**
545	545
546	546	(% style="color:#037691" %)**AT Command to set Trigger Condition**:
547	547
	597	+(% style="color:#4f81bd" %)**Trigger based on voltage**:
548	548
549		-(% style="color:#4f81bd" %)**Trigger base on voltage**:
550		-
551	551	Format: AT+AVLIM=<AV1_LIMIT_LOW>,< AV1_LIMIT_HIGH>,<AV2_LIMIT_LOW>,< AV2_LIMIT_HIGH>
552	552
553	553
554	554	**Example:**
555	555
556		-AT+AVLIM=3000,6000,0,2000   (If AVI1 voltage lower than 3v or higher than 6v. or AV2 voltage is higher than 2v, LT will trigger Uplink)
	604	+AT+AVLIM=3000,6000,0,2000   (triggers an uplink if AVI1 voltage is lower than 3V or higher than 6V, or if AV2 voltage is higher than 2V)
557	557
558		-AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
	606	+AT+AVLIM=5000,0,0,0   (triggers an uplink if AVI1 voltage lower than 5V. Use 0 for parameters that are not in use)
559	559
560	560
	609	+(% style="color:#4f81bd" %)**Trigger based on current**:
561	561
562		-(% style="color:#4f81bd" %)**Trigger base on current**:
563		-
564	564	Format: AT+ACLIM=<AC1_LIMIT_LOW>,< AC1_LIMIT_HIGH>,<AC2_LIMIT_LOW>,< AC2_LIMIT_HIGH>
565	565
566	566
567	567	**Example:**
568	568
569		-AT+ACLIM=10000,15000,0,0   (If ACI1 voltage lower than 10mA or higher than 15mA, trigger an uplink)
	616	+AT+ACLIM=10000,15000,0,0   (triggers an uplink if ACI1 voltage is lower than 10mA or higher than 15mA)
570	570
571	571
	619	+(% style="color:#4f81bd" %)**Trigger based on DI status**:
572	572
573		-(% style="color:#4f81bd" %)**Trigger base on DI status**:
	621	+DI status triggers Flag.
574	574
575		-DI status trigger Flag.
576		-
577	577	Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >
578	578
579	579
...	...	@@ -582,39 +582,38 @@
582	582	AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
583	583
584	584
585		-(% style="color:#037691" %)**Downlink Command to set Trigger Condition:**
	631	+(% style="color:#037691" %)**LoRaWAN Downlink Commands for Setting the Trigger Conditions:**
586	586
587	587	Type Code: 0xAA. Downlink command same as AT Command **AT+AVLIM, AT+ACLIM**
588	588
589	589	Format: AA xx yy1 yy1 yy2 yy2 yy3 yy3 yy4 yy4
590	590
591		- AA: Code for this downlink Command:
	637	+ AA: Type Code for this downlink Command:
592	592
593		- xx: 0: Limit for AV1 and AV2;  1: limit for AC1 and AC2 ; 2 DI1, DI2 trigger enable/disable
	639	+ xx: **0**: Limit for AV1 and AV2; **1**: limit for AC1 and AC2; **2**: DI1and DI2 trigger enable/disable.
594	594
595		- yy1 yy1: AC1 or AV1 low limit or DI1/DI2 trigger status.
	641	+ yy1 yy1: AC1 or AV1 LOW limit or DI1/DI2 trigger status.
596	596
597		- yy2 yy2: AC1 or AV1 high limit.
	643	+ yy2 yy2: AC1 or AV1 HIGH limit.
598	598
599		- yy3 yy3: AC2 or AV2 low limit.
	645	+ yy3 yy3: AC2 or AV2 LOW limit.
600	600
601		- Yy4 yy4: AC2 or AV2 high limit.
	647	+ Yy4 yy4: AC2 or AV2 HIGH limit.
602	602
603	603
604		-**Example1**: AA 00 13 88 00 00 00 00 00 00
	650	+**Example 1**: AA 00 13 88 00 00 00 00 00 00
605	605
606		-Same as AT+AVLIM=5000,0,0,0   (If AVI1 voltage lower than 5V , trigger uplink, 0 means ignore)
	652	+Same as AT+AVLIM=5000,0,0,0 (triggers an uplink if AVI1 voltage is lower than 5V. Use 0s for parameters that are not in use)
607	607
608	608
609		-**Example2**: AA 02 01 00
	655	+**Example 2**: AA 02 01 00
610	610
611		-Same as AT+ DTRI =1,0  (Enable DI1 trigger / disable DI2 trigger)
	657	+Same as AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger)
612	612
613	613
614		-
615	615	(% style="color:#4f81bd" %)**Trigger Settings Payload Explanation:**
616	616
617		-MOD6 Payload : total 11 bytes payload
	662	+MOD6 Payload: total of 11 bytes
618	618
619	619	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
620	620	|(% 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**
...	...	@@ -628,10 +628,10 @@
628	628	MOD(6)
629	629	)))
630	630
631		-(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
	676	+(% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if the trigger is set for this part. Totally 1 byte as below
632	632
633	633	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
634		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
	679	+|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
635	635	|(((
636	636	AV1_LOW
637	637	)))|(((
...	...	@@ -650,17 +650,17 @@
650	650	AC2_HIGH
651	651	)))
652	652
653		-* Each bits shows if the corresponding trigger has been configured.
	698	+* Each bit shows if the corresponding trigger has been configured.
654	654
655	655	**Example:**
656	656
657		-10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW
	702	+10100000: Means the system has configure to use the trigger: AV1_LOW and AV2_LOW
658	658
659	659
660		-(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
	705	+(% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1 byte as below
661	661
662	662	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
663		-|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
	708	+|**bit 7**|**bit 6**|**bit 5**|**bit 4**|**bit 3**|**bit 2**|**bit 1**|**bit 0**
664	664	|(((
665	665	AV1_LOW
666	666	)))|(((
...	...	@@ -679,11 +679,11 @@
679	679	AC2_HIGH
680	680	)))
681	681
682		-* Each bits shows which status has been trigger on this uplink.
	727	+* Each bit shows which status has been triggered on this uplink.
683	683
684	684	**Example:**
685	685
686		-10000000: Means this packet is trigger by AC1_LOW. Means voltage too low.
	731	+10000000: Means this uplink is triggered by AV1_LOW. That means the voltage is too low.
687	687
688	688
689	689	(% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
...	...	@@ -692,7 +692,7 @@
692	692	|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
693	693	|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
694	694
695		-* Each bits shows which status has been trigger on this uplink.
	740	+* Each bits shows which status has been triggered on this uplink.
696	696
697	697	**Example:**
698	698
...	...	@@ -719,11 +719,11 @@
719	719	)))
720	720
721	721
722		-== 3.4 ​Configure LT via AT or Downlink ==
	767	+== 3.4 ​Configure LT via AT Commands or Downlinks ==
723	723
724	724
725	725	(((
726		-User can configure LT I/O Controller via AT Commands or LoRaWAN Downlink Commands
	771	+User can configure LT I/O Controller via AT Commands or LoRaWAN Downlinks.
727	727	)))
728	728
729	729	(((
...	...	@@ -738,9 +738,8 @@
738	738
739	739	=== 3.4.1 Common Commands ===
740	740
741		-
742	742	(((
743		-They should be available for each of Dragino Sensors, 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]]
	787	+These commands should be available for all Dragino sensors, such as changing the uplink interval or resetting the device. For firmware v1.5.4, you can find the supported common commands under [[End Device AT Commands and Downlink Command>>doc:Main.End Device AT Commands and Downlink Command.WebHome]].
744	744	)))
745	745
746	746
...	...	@@ -748,34 +748,37 @@
748	748
749	749	==== 3.4.2.1 Set Transmit Interval ====
750	750
	795	+Sets the uplink interval of the device. The default uplink transmission interval is 10 minutes.
751	751
752		-Set device uplink interval.
	797	+* (% style="color:#037691" %)**AT command:**
753	753
754		-* (% style="color:#037691" %)**AT Command:**
	799	+(% style="color:blue" %)**AT+TDC=N**
755	755
756		-(% style="color:blue" %)**AT+TDC=N **
	801	+where N is the time in milliseconds.
757	757
	803	+**Example: **AT+TDC=30000. This will set the uplink interval to 30 seconds
758	758
759		-**Example: **AT+TDC=30000. Means set interval to 30 seconds
760	760
	806	+* (% style="color:#037691" %)**Downlink payload (prefix 0x01):**
761	761
762		-* (% style="color:#037691" %)**Downlink Payload (prefix 0x01):**
763		-
764	764	(% style="color:blue" %)**0x01 aa bb cc  **(%%)** ~/~/ Same as AT+TDC=0x(aa bb cc)**
765	765
766	766
767	767
768		-==== 3.4.2.2 Set Work Mode (AT+MOD) ====
	812	+==== 3.4.2.2 Set the Work Mode (AT+MOD) ====
769	769
770	770
771		-Set work mode.
	815	+Sets the work mode.
772	772
773		-* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
	817	+* (% style="color:#037691" %)**AT command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
774	774
775		-**Example**: AT+MOD=2. Set work mode to Double DI counting mode
	819	+Where N is the work mode.
776	776
777		-* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
	821	+**Example**: AT+MOD=2. This will set the work mode to Double DI counting mode.
778	778
	823	+
	824	+* (% style="color:#037691" %)**Downlink payload (prefix 0x0A):**
	825	+
779	779	(% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
780	780
781	781
...	...	@@ -783,10 +783,12 @@
783	783	==== 3.4.2.3 Poll an uplink ====
784	784
785	785
786		-* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
	833	+Asks the device to send an uplink.
787	787
788		-* (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
	835	+* (% style="color:#037691" %)**AT command:**(%%) There is no AT Command to poll uplink
789	789
	837	+* (% style="color:#037691" %)**Downlink payload (prefix 0x08):**
	838	+
790	790	(% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
791	791
792	792	**Example**: 0x08FF, ask device to send an Uplink
...	...	@@ -793,16 +793,16 @@
793	793
794	794
795	795
796		-==== 3.4.2.4 Enable Trigger Mode ====
	845	+==== 3.4.2.4 Enable/Disable Trigger Mode ====
797	797
798	798
799		-Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
	848	+Enable or disable the trigger mode (see also [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]).
800	800
801	801	* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
802	802
803		-(% style="color:red" %)**1:** (%%)Enable Trigger Mode
	852	+(% style="color:red" %)**1:** (%%)Enable the trigger mode
804	804
805		-(% style="color:red" %)**0: **(%%)Disable Trigger Mode
	854	+(% style="color:red" %)**0: **(%%)Disable the trigger mode
806	806
807	807
808	808	* (% style="color:#037691" %)**Downlink Payload (prefix 0x0A 06):**
...	...	@@ -814,7 +814,7 @@
814	814	==== 3.4.2.5 Poll trigger settings ====
815	815
816	816
817		-Poll trigger settings
	866	+Polls the trigger settings
818	818
819	819	* (% style="color:#037691" %)**AT Command:**
820	820
...	...	@@ -822,7 +822,7 @@
822	822
823	823	* (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
824	824
825		-(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
	874	+(% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll the trigger settings. Device will uplink trigger settings once receive this command
826	826
827	827
828	828
...	...	@@ -829,11 +829,11 @@
829	829	==== 3.4.2.6 Enable / Disable DI1/DI2/DI3 as trigger ====
830	830
831	831
832		-Enable Disable DI1/DI2/DI2 as trigger,
	881	+Enable or Disable DI1/DI2/DI2 as trigger,
833	833
834	834	* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
835	835
836		-**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
	885	+**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger)
837	837
838	838
839	839	* (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
...	...	@@ -865,15 +865,15 @@
865	865	==== 3.4.2.8 Trigger2 – Set DI2 as trigger ====
866	866
867	867
868		-Set DI2 trigger.
	917	+Sets DI2 trigger.
869	869
870	870	* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
871	871
872		-(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
	921	+(% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge (for MOD=1).
873	873
874	874	(% style="color:red" %)**b :** (%%)delay timing.
875	875
876		-**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
	925	+**Example:** AT+TRIG2=0,100 (set DI1 port to trigger on low level, valid signal is 100ms )
877	877
878	878
879	879	* (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
...	...	@@ -911,7 +911,7 @@
911	911	==== 3.4.2.11 Trigger – Set minimum interval ====
912	912
913	913
914		-Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
	963	+Sets AV and AC trigger minimum interval. Device won't response to the second trigger within this set time after the first trigger.
915	915
916	916	* (% 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.
917	917
...	...	@@ -1059,7 +1059,7 @@
1059	1059	)))
1060	1060
1061	1061	(((
1062		-00: Close ,  01: Open , 11: No action
	1111	+00: Closed ,  01: Open , 11: No action
1063	1063
1064	1064	(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1065	1065	|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2**
...	...	@@ -1181,7 +1181,7 @@
1181	1181
1182	1182
1183	1183
1184		-==== 3.4.2.19 Counting ~-~- Change counting mode save time ====
	1233	+==== 3.4.2.19 Counting ~-~- Change counting mode to save time ====
1185	1185
1186	1186
1187	1187	* (% style="color:#037691" %)**AT Command:**
...	...	@@ -1302,74 +1302,131 @@
1302	1302	[[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"]]
1303	1303
1304	1304
1305		-== 3.5 Integrate with Mydevice ==
	1354	+== 3.5 Integrating with ThingsEye.io ==
1306	1306
	1356	+If you are using one of The Things Stack plans, you can integrate ThingsEye.io with your application. Once integrated, ThingsEye.io works as an MQTT client for The Things Stack MQTT broker, allowing it to subscribe to upstream traffic and publish downlink traffic.
1307	1307
1308		-Mydevices provides a human friendly interface to show the sensor data, once we have data in TTN, we can use Mydevices to connect to TTN and see the data in Mydevices. Below are the steps:
	1358	+=== 3.5.1 Configuring MQTT Connection Information with The Things Stack Sandbox ===
1309	1309
1310		-(((
1311		-(% style="color:blue" %)**Step 1**(%%): Be sure that your device is programmed and properly connected to the network at this time.
1312		-)))
	1360	+* In **The Things Stack Sandbox**, select your application under **Applications**.
	1361	+* Select **MQTT** under **Integrations**.
	1362	+* In the **Connection information **section, for **Username**, The Things Stack displays an auto-generated username. You can use it or provide a new one.
	1363	+* For the **Password**, click the **Generate new API key** button to generate a password. You can see it by clicking on the **eye** button.
1313	1313
1314		-(((
1315		-(% style="color:blue" %)**Step 2**(%%): To configure the Application to forward data to Mydevices you will need to add integration. To add the Mydevices integration, perform the following steps:
	1365	+[[image:tts-mqtt-integration.png||height="625" width="1000"]]
1316	1316
1317		-
1318		-)))
	1367	+=== 3.5.2 Configuring ThingsEye.io ===
1319	1319
1320		-[[image:image-20220719105525-1.png||height="377" width="677"]]
	1369	+* Login to your [[ThingsEye.io >>https://thingseye.io]]account.
	1370	+* Under the **Integrations center**, click **Integrations**.
	1371	+* Click the **Add integration** button (the button with the **+** symbol).
1321	1321
	1373	+[[image:thingseye-io-step-1.png||height="625" width="1000"]]
1322	1322
1323	1323
1324		-[[image:image-20220719110247-2.png||height="388" width="683"]]
	1376	+On the **Add integration** window, configure the following:
1325	1325
	1378	+~1. **Basic settings:**
1326	1326
1327		-(% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices.
	1380	+* Select **The Things Stack Community** from the **Integration type** list.
	1381	+* Enter a suitable name for your integration in the **Name **text** **box or keep the default name.
	1382	+* Ensure the following options are turned on.
	1383	+** Enable integration
	1384	+** Debug mode
	1385	+** Allow create devices or assets
	1386	+* Click the **Next** button. you will be navigated to the **Uplink data converter** tab.
1328	1328
1329		-(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %)
	1388	+[[image:thingseye-io-step-2.png||height="625" width="1000"]]
1330	1330
1331		-Search under The things network
1332	1332
1333		-[[image:1653356838789-523.png||height="337" width="740"]]
	1391	+2. **Uplink data converter:**
1334	1334
	1393	+* Click the **Create new** button if it is not selected by default.
	1394	+* Enter a suitable name for the uplink data converter in the **Name **text** **box or keep the default name.
	1395	+* Click the **JavaScript** button.
	1396	+* Paste the uplink decoder function into the text area (first, delete the default code). The demo decoder function can be found [[here>>https://raw.githubusercontent.com/ThingsEye-io/te-platform/refs/heads/main/Data%20Converters/The_Things_Network_MQTT_Uplink_Converter.js]].
	1397	+* Click the **Next** button. You will be navigated to the **Downlink data converter **tab.
1335	1335
1336		-After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
	1399	+[[image:thingseye-io-step-3.png||height="625" width="1000"]]
1337	1337
1338		-[[image:image-20220524094909-1.png||height="335" width="729"]]
	1401	+3.** Downlink data converter (this is an optional step):**
1339	1339
	1403	+* Click the **Create new** button if it is not selected by default.
	1404	+* Enter a suitable name for the downlink data converter in the **Name **text** **box or keep the default name
	1405	+* Click the **JavaScript** button.
	1406	+* Paste the downlink decoder function into the text area (first, delete the default code). The demo decoder function can be found here.
	1407	+* Click the **Next** button. You will be navigated to the **Connection** tab.
1340	1340
1341		-[[image:image-20220524094909-2.png||height="337" width="729"]]
	1409	+[[image:thingseye-io-step-4.png||height="625" width="1000"]]
1342	1342
	1411	+4. **Connection:**
1343	1343
1344		-[[image:image-20220524094909-3.png||height="338" width="727"]]
	1413	+* Choose **Region** from the **Host type**.
	1414	+* Enter the **cluster** of your **The Things Stack** in the **Region** textbox. You can find the cluster in the url (e.g., https:~/~/**eu1**.cloud.thethings.network/...).
	1415	+* Enter the **Username** and **Password** of the MQTT integration in the **Credentials** section. The username and password can be found on the MQTT integration page of your The Things Stack account (see Configuring MQTT Connection information with The Things Stack Sandbox).
	1416	+* Click the **Check connection** button to test the connection. If the connection is successful, you can see the message saying **Connected**.
	1417	+* Click the **Add** button.
1345	1345
	1419	+[[image:thingseye-io-step-5.png||height="625" width="1000"]]
1346	1346
1347		-[[image:image-20220524094909-4.png||height="339" width="728"]](% style="display:none" %)
1348	1348
	1422	+Your integration is added to the** Integrations** list and it will display on the **Integrations** page. Check whether the status is showing as 'Active'. if not, check your configuration settings again.
1349	1349
1350		-[[image:image-20220524094909-5.png||height="341" width="734"]]
	1424	+[[image:thingseye-io-step-6.png||height="625" width="1000"]]
1351	1351
1352	1352
1353		-== 3.6 Interface Detail ==
	1427	+Viewing integration details:
1354	1354
	1429	+Click on the your integration from the list. The Integration details window will appear with the Details tab selected. The Details tab shows all the settings you have provided for this integration.
	1430	+
	1431	+[add image here]
	1432	+
	1433	+If you want to edit the settings you have provided, click on the Toggle edit mode button.
	1434	+
	1435	+[add image here]
	1436	+
	1437	+Once you have done click on the Apply changes button.
	1438	+
	1439	+Note: See also ThingsEye documentation.
	1440	+
	1441	+Click on the Events tab.
	1442	+
	1443	+- Select Debug from the Event type dropdown.
	1444	+
	1445	+- Select the time frame from the time window.
	1446	+
	1447	+[insert image]
	1448	+
	1449	+- To view the JSON payload of a message, click on the three dots (...) in the Message column of the desired message.
	1450	+
	1451	+[insert image]
	1452	+
	1453	+
	1454	+Deleting the integration:
	1455	+
	1456	+If you want to delete this integration, click the Delete integration button.
	1457	+
	1458	+
	1459	+== 3.6 Interface Details ==
	1460	+
1355	1355	=== 3.6.1 Digital Input Port: DI1/DI2 /DI3 ( For LT-33222-L, low active ) ===
1356	1356
1357	1357
1358		-Support NPN Type sensor
	1464	+Support NPN-type sensor
1359	1359
1360	1360	[[image:1653356991268-289.png]]
1361	1361
1362	1362
1363		-=== 3.6.2 Digital Input Port: DI1/DI2 ( For LT-22222-L) ===
	1469	+=== 3.6.2 Digital Input Ports: DI1/DI2 ( For LT-22222-L) ===
1364	1364
1365	1365
1366	1366	(((
1367		-The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
	1473	+The DI ports of the LT-22222-L can support **NPN**, **PNP**, or **dry contact** output sensors.
1368	1368	)))
1369	1369
1370	1370	(((
1371	1371	(((
1372		-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.
	1478	+The part of the internal circuit of the LT-22222-L shown below includes the NEC2501 photocoupler. The active current from NEC2501 pin 1 to pin 2 is 1 mA, with a maximum allowable current of 50 mA. When active current flows from NEC2501 pin 1 to pin 2, the DI becomes active HIGH and the DI LED status changes.
1373	1373
1374	1374
1375	1375	)))
...	...	@@ -1379,7 +1379,7 @@
1379	1379
1380	1380	(((
1381	1381	(((
1382		-When use need to connect a device to the DI port, both DI1+ and DI1- must be connected.
	1488	+(% style="color:#000000; font-family:Arial,sans-serif; font-size:11pt; font-style:normal; font-variant-alternates:normal; font-variant-east-asian:normal; font-variant-ligatures:normal; font-variant-numeric:normal; font-variant-position:normal; font-weight:400; text-decoration:none; white-space:pre-wrap" %)When connecting a device to the DI port, both DI1+ and DI1- must be connected.
1383	1383	)))
1384	1384	)))
1385	1385
...	...	@@ -1388,22 +1388,22 @@
1388	1388	)))
1389	1389
1390	1390	(((
1391		-(% style="color:blue" %)**Example1**(%%): Connect to a Low active sensor.
	1497	+(% style="color:#0000ff" %)**Example 1**(%%): Connecting to a low-active sensor.
1392	1392	)))
1393	1393
1394	1394	(((
1395		-This type of sensor will output a low signal GND when active.
	1501	+This type of sensor outputs a low (GND) signal when active.
1396	1396	)))
1397	1397
1398	1398	* (((
1399		-Connect sensor's output to DI1-
	1505	+Connect the sensor's output to DI1-
1400	1400	)))
1401	1401	* (((
1402		-Connect sensor's VCC to DI1+.
	1508	+Connect the sensor's VCC to DI1+.
1403	1403	)))
1404	1404
1405	1405	(((
1406		-So when sensor active, the current between NEC2501 pin1 and pin2 is：
	1512	+When the sensor is active, the current between NEC2501 pin 1 and pin 2 will be：
1407	1407	)))
1408	1408
1409	1409	(((
...	...	@@ -1411,7 +1411,7 @@
1411	1411	)))
1412	1412
1413	1413	(((
1414		-If** DI1+ **= **12v**, the [[image:1653968155772-850.png||height="23" width="19"]]= 12mA , So the LT-22222-L will be able to detect this active signal.
	1520	+For example, if** DI1+ **= **12V**, the resulting current is [[image:1653968155772-850.png||height="23" width="19"]]= 12mA. Therefore, the LT-22222-L will be able to detect this active signal.
1415	1415	)))
1416	1416
1417	1417	(((
...	...	@@ -1419,22 +1419,22 @@
1419	1419	)))
1420	1420
1421	1421	(((
1422		-(% style="color:blue" %)**Example2**(%%): Connect to a High active sensor.
	1528	+(% style="color:#0000ff" %)**Example 2**(%%): Connecting to a high-active sensor.
1423	1423	)))
1424	1424
1425	1425	(((
1426		-This type of sensor will output a high signal (example 24v) when active.
	1532	+This type of sensor outputs a high signal (e.g., 24V) when active.
1427	1427	)))
1428	1428
1429	1429	* (((
1430		-Connect sensor's output to DI1+
	1536	+Connect the sensor's output to DI1+
1431	1431	)))
1432	1432	* (((
1433		-Connect sensor's GND DI1-.
	1539	+Connect the sensor's GND DI1-.
1434	1434	)))
1435	1435
1436	1436	(((
1437		-So when sensor active, the current between NEC2501 pin1 and pin2 is:
	1543	+When the sensor is active, the current between NEC2501 pin1 and pin2 will be:
1438	1438	)))
1439	1439
1440	1440	(((
...	...	@@ -1442,7 +1442,7 @@
1442	1442	)))
1443	1443
1444	1444	(((
1445		-If **DI1+ = 24v**, the[[image:1653968155772-850.png||height="23" width="19"]] 24mA , So the LT-22222-L will be able to detect this high active signal.
	1551	+If **DI1+ = 24V**, the resulting current[[image:1653968155772-850.png||height="23" width="19"]] is 24mA, Therefore, the LT-22222-L will detect this high-active signal.
1446	1446	)))
1447	1447
1448	1448	(((
...	...	@@ -1450,22 +1450,22 @@
1450	1450	)))
1451	1451
1452	1452	(((
1453		-(% style="color:blue" %)**Example3**(%%): Connect to a 220v high active sensor.
	1559	+(% style="color:#0000ff" %)**Example 3**(%%): Connecting to a 220V high-active sensor.
1454	1454	)))
1455	1455
1456	1456	(((
1457		-Assume user want to monitor an active signal higher than 220v, to make sure not burn the photocoupler
	1563	+Assume that you want to monitor an active signal higher than 220V without damaging the photocoupler
1458	1458	)))
1459	1459
1460	1460	* (((
1461		-Connect sensor's output to DI1+ with a serial 50K resistor
	1567	+Connect the sensor's output to DI1+ with a 50K resistor in series.
1462	1462	)))
1463	1463	* (((
1464		-Connect sensor's GND DI1-.
	1570	+Connect the sensor's GND DI1-.
1465	1465	)))
1466	1466
1467	1467	(((
1468		-So when sensor active, the current between NEC2501 pin1 and pin2 is:
	1574	+When the sensor is active, the current between NEC2501 pin1 and pin2 will be:
1469	1469	)))
1470	1470
1471	1471	(((
...	...	@@ -1473,37 +1473,37 @@
1473	1473	)))
1474	1474
1475	1475	(((
1476		-If sensor output is 220v, the [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K.  = 4.3mA , So the LT-22222-L will be able to detect this high active signal safely.
	1582	+If the sensor output is 220V, then [[image:1653968155772-850.png||height="23" width="19"]](% id="cke_bm_243359S" style="display:none" wfd-invisible="true" %)[[image:image-20220524095628-8.png]](%%) = DI1+ / 51K  = 4.3mA. Therefore, the LT-22222-L will be able to safely detect this high-active signal.
1477	1477	)))
1478	1478
1479	1479
1480		-(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
	1586	+(% style="color:blue" %)**Example4**(%%): Connecting to Dry Contact sensor
1481	1481
1482		-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.
	1588	+From the DI port circuit above, you can see that activating the photocoupler requires a voltage difference between the DI+ and DI- ports. However, the Dry Contact sensor is a passive component and cannot provide this voltage difference.
1483	1483
1484		-To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
	1590	+To detect a Dry Contact, you can supply a power source to one pin of the Dry Contact. Below is a reference circuit diagram.
1485	1485
1486	1486	[[image:image-20230616235145-1.png]]
1487	1487
1488		-(% style="color:blue" %)**Example5**(%%): Connect to Open Colleactor
	1594	+(% style="color:blue" %)**Example5**(%%): Connecting to an Open Collector
1489	1489
1490	1490	[[image:image-20240219115718-1.png]]
1491	1491
1492	1492
1493		-=== 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
	1599	+=== 3.6.3 Digital Output Ports: DO1/DO2 /DO3 ===
1494	1494
1495	1495
1496		-(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v.
	1602	+(% style="color:blue" %)**NPN output**(%%): GND or Float. The maximum voltage that can be applied to the output pin is 36V.
1497	1497
1498		-(% style="color:red" %)**Note: DO pins go to float when device is power off.**
	1604	+(% style="color:red" %)**Note: The DO pins will float when the device is powered off.**
1499	1499
1500	1500	[[image:1653357531600-905.png]]
1501	1501
1502	1502
1503		-=== 3.6.4 Analog Input Interface ===
	1609	+=== 3.6.4 Analog Input Interfaces ===
1504	1504
1505	1505
1506		-The analog input interface is as below. The LT will measure the IN2 voltage so to calculate the current pass the Load. The formula is:
	1612	+The analog input interface is shown below. The LT-22222-L will measure the IN2 voltage to calculate the current passing through the load. The formula is:
1507	1507
1508	1508
1509	1509	(% style="color:blue" %)**AC2 = (IN2 voltage )/12**
...	...	@@ -1510,14 +1510,14 @@
1510	1510
1511	1511	[[image:1653357592296-182.png]]
1512	1512
1513		-Example to connect a 4~~20mA sensor
	1619	+Example: Connecting a 4~~20mA sensor
1514	1514
1515		-We take the wind speed sensor as an example for reference only.
	1621	+We will use the wind speed sensor as an example for reference only.
1516	1516
1517	1517
1518	1518	(% style="color:blue" %)**Specifications of the wind speed sensor:**
1519	1519
1520		-(% style="color:red" %)**Red:  12~~24v**
	1626	+(% style="color:red" %)**Red:  12~~24V**
1521	1521
1522	1522	(% style="color:#ffc000" %)**Yellow:  4~~20mA**
1523	1523
...	...	@@ -1530,7 +1530,7 @@
1530	1530	[[image:1653357648330-671.png||height="155" width="733"]]
1531	1531
1532	1532
1533		-Example connected to a regulated power supply to measure voltage
	1639	+Example: Connecting to a regulated power supply to measure voltage
1534	1534
1535	1535	[[image:image-20230608101532-1.png||height="606" width="447"]]
1536	1536
...	...	@@ -1539,7 +1539,7 @@
1539	1539	[[image:image-20230608101722-3.png||height="102" width="1139"]]
1540	1540
1541	1541
1542		-(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:**
	1648	+(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power supply**(% style="color:blue" %)**:**
1543	1543
1544	1544	(% style="color:red" %)**Red:  12~~24v**
1545	1545
...	...	@@ -1550,9 +1550,9 @@
1550	1550
1551	1551
1552	1552	(((
1553		-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:
	1659	+The LT-22222-L has two relay interfaces, RO1 and RO2, each using two pins of the screw terminal (ROx-1 and ROx-2 where x is the port number, 1 or 2). You can connect a device's power line in series with one of the relay interfaces (e.g., RO1-1 and RO1-2 screw terminals). See the example below:
1554	1554
1555		-**Note**: RO pins go to Open(NO) when device is power off.
	1661	+**Note**: The ROx pins will be in the Open (NO) state when the LT-22222-L is powered off.
1556	1556	)))
1557	1557
1558	1558	[[image:image-20220524100215-9.png]]
...	...	@@ -1580,25 +1580,25 @@
1580	1580	Transmit a LoRa packet: TX blinks once
1581	1581	)))
1582	1582	)))
1583		-|**RX**|RX blinks once when receive a packet.
1584		-|**DO1**|For LT-22222-L: ON when DO1 is low, LOW when DO1 is high
1585		-|**DO2**|For LT-22222-L: ON when DO2 is low, LOW when DO2 is high
	1689	+|**RX**|RX blinks once when receiving a packet.
	1690	+|**DO1**|For LT-22222-L: ON when DO1 is low, OFF when DO1 is high
	1691	+|**DO2**|For LT-22222-L: ON when DO2 is low, OFF when DO2 is high
1586	1586	|**DI1**|(((
1587		-For LT-22222-L: ON when DI1 is high, LOW when DI1 is low
	1693	+For LT-22222-L: ON when DI1 is high, OFF when DI1 is low
1588	1588	)))
1589	1589	|**DI2**|(((
1590		-For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
	1696	+For LT-22222-L: ON when DI2 is high, OFF when DI2 is low
1591	1591	)))
1592		-|**RO1**|For LT-22222-L: ON when RO1 is closed, LOW when RO1 is open
1593		-|**RO2**|For LT-22222-L: ON when RO2 is closed, LOW when RO2 is open
	1698	+|**RO1**|For LT-22222-L: ON when RO1 is closed, OFF when RO1 is open
	1699	+|**RO2**|For LT-22222-L: ON when RO2 is closed, OFF when RO2 is open
1594	1594
1595		-= 4. Use AT Command =
	1701	+= 4. Using AT Command =
1596	1596
1597		-== 4.1 Access AT Command ==
	1703	+== 4.1 Connecting the LT-22222-L to a computer ==
1598	1598
1599	1599
1600	1600	(((
1601		-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.
	1707	+The LT-22222-L supports programming using AT Commands. You can use a USB-to-TTL adapter along with a 3.5mm Program Cable to connect the LT-22222-L to a computer, as shown below.
1602	1602	)))
1603	1603
1604	1604	[[image:1653358238933-385.png]]
...	...	@@ -1605,7 +1605,7 @@
1605	1605
1606	1606
1607	1607	(((
1608		-In PC, User needs to set (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) baud rate to (% style="color:green" %)**9600**(%%) to access to access serial console for LT. The AT commands are disable by default and need to enter password (default:(% style="color:green" %)**123456**)(%%) to active it. As shown below:
	1714	+On the PC, the user needs to set the (% style="color:#4f81bd" %)**serial tool**(%%)(such as [[putty>>url:https://www.chiark.greenend.org.uk/~~sgtatham/putty/latest.html]], SecureCRT) to a baud rate of (% style="color:green" %)**9600**(%%) to access to access serial console of LT-22222-L. The AT commands are disabled by default, and a password (default:(% style="color:green" %)**123456**)(%%) must be entered to active them, as shown below:
1609	1609	)))
1610	1610
1611	1611	[[image:1653358355238-883.png]]
...	...	@@ -1612,10 +1612,12 @@
1612	1612
1613	1613
1614	1614	(((
1615		-More detail AT Command manual can be found at [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
	1721	+You can find more details in the [[AT Command Manual>>url:http://www.dragino.com/downloads/index.php?dir=LT_LoRa_IO_Controller/LT33222-L/]]
1616	1616	)))
1617	1617
1618	1618	(((
	1725	+The following table lists all the AT commands related to the LT-22222-L, except for those used for switching between modes.
	1726	+
1619	1619	AT+<CMD>?        : Help on <CMD>
1620	1620	)))
1621	1621
...	...	@@ -1940,10 +1940,10 @@
1940	1940
1941	1941	= 5. Case Study =
1942	1942
1943		-== 5.1 Counting how many objects pass in Flow Line ==
	2051	+== 5.1 Counting how many objects pass through the flow Line ==
1944	1944
1945	1945
1946		-Reference Link: [[How to set up to count objects pass in flow line>>How to set up to count objects pass in flow line]]?
	2054	+Reference Link: [[How to set up to setup counting for objects passing through the flow line>>How to set up to count objects pass in flow line]]?
1947	1947
1948	1948
1949	1949	= 6. FAQ =
...	...	@@ -1951,26 +1951,26 @@
1951	1951	== 6.1 How to upgrade the image? ==
1952	1952
1953	1953
1954		-The LT LoRaWAN Controller is shipped with a 3.5mm cable, the cable is used to upload image to LT to:
	2062	+The LT-22222-L I/O Controller is shipped with a 3.5mm cable, which is used to upload an image to LT in order to:
1955	1955
1956		-* Support new features
1957		-* For bug fix
	2064	+* Support new features.
	2065	+* Fix bugs.
1958	1958	* Change LoRaWAN bands.
1959	1959
1960		-Below shows the hardware connection for how to upload an image to the LT:
	2068	+Below is the hardware connection setup for uploading an image to the LT:
1961	1961
1962	1962	[[image:1653359603330-121.png]]
1963	1963
1964	1964
1965	1965	(((
1966		-(% 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]].
1967		-(% 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]].
1968		-(% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
	2074	+(% style="color:#0000ff" %)**Step 1**(%%)**:** Download the F[[lash 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]].
	2075	+(% style="color:#0000ff" %)**Step 2**(%%)**:** Download the [[LT Image files>>https://www.dropbox.com/sh/g99v0fxcltn9r1y/AACrbrDN0AqLHbBat0ViWx5Da/LT-22222-L/Firmware?dl=0&subfolder_nav_tracking=1]].
	2076	+(% style="color:#0000ff" %)**Step 3**(%%)**:** Open the Flash Loader and choose the correct COM port to update.
1969	1969
1970	1970
1971	1971	(((
1972	1972	(% style="color:blue" %)**For LT-22222-L**(%%):
1973		-Hold down the PRO button and then momentarily press the RST reset button and the (% style="color:red" %)**DO1 led**(%%) will change from OFF to ON. When (% style="color:red" %)**DO1 LED**(%%) is on, it means the device is in download mode.
	2081	+Hold down the PRO button, then momentarily press the RST reset button. The (% style="color:red" %)**DO1 LED**(%%) will change from OFF to ON. When the (% style="color:red" %)**DO1 LED**(%%) is ON, it indicates that the device is in download mode.
1974	1974	)))
1975	1975
1976	1976
...	...	@@ -1985,7 +1985,7 @@
1985	1985	[[image:image-20220524104033-15.png]]
1986	1986
1987	1987
1988		-(% 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:
	2096	+(% style="color:red" %)**Note**(%%): If you have lost the programming cable, you can make one from a 3.5mm cable. The pin mapping is as follows:
1989	1989
1990	1990	[[image:1653360054704-518.png||height="186" width="745"]]
1991	1991
...	...	@@ -1999,13 +1999,13 @@
1999	1999	)))
2000	2000
2001	2001	(((
2002		-User can follow the introduction for [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When download the images, choose the required image file for download.
	2110	+You can follow the introductions on [[how to upgrade image>>||anchor="H5.1Howtoupgradetheimage3F"]]. When downloading, select the required image file.
2003	2003	)))
2004	2004
2005	2005	(((
2006	2006
2007	2007
2008		-== 6.3 How to set up LT to work with Single Channel Gateway such as LG01/LG02? ==
	2116	+== 6.3 How to set up LT to work with a Single Channel Gateway, such as LG01/LG02? ==
2009	2009
2010	2010
2011	2011	)))
...	...	@@ -2012,13 +2012,13 @@
2012	2012
2013	2013	(((
2014	2014	(((
2015		-In this case, users need to set LT-33222-L to work in ABP mode & transmit in only one frequency.
	2123	+In this case, you need to set the LT-33222-L to work in ABP mode and transmit on only one frequency.
2016	2016	)))
2017	2017	)))
2018	2018
2019	2019	(((
2020	2020	(((
2021		-Assume we have a LG02 working in the frequency 868400000 now , below is the step.
	2129	+Assume you have an LG02 working on the frequency 868400000. Below are the steps.
2022	2022
2023	2023
2024	2024	)))
...	...	@@ -2025,7 +2025,7 @@
2025	2025	)))
2026	2026
2027	2027	(((
2028		-(% style="color:blue" %)**Step1**(%%):  Log in TTN, Create an ABP device in the application and input the network session key (NETSKEY), app session key (APPSKEY) from the device.
	2136	+(% style="color:#0000ff" %)**Step 1**(%%):  Log in to The Things Stack SANDBOX, create an ABP device in the application, and input the Network Session key (NwkSKey), App session key (AppSKey) of the device.
2029	2029
2030	2030
2031	2031	)))
...	...	@@ -2082,7 +2082,7 @@
2082	2082	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/]]
2083	2083
2084	2084
2085		-== 6.5 Can I see counting event in Serial? ==
	2193	+== 6.5 Can I see the counting event in Serial? ==
2086	2086
2087	2087
2088	2088	(((
...	...	@@ -2089,10 +2089,10 @@
2089	2089	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.
2090	2090
2091	2091
2092		-== 6.6 Can i use point to point communication for LT-22222-L? ==
	2200	+== 6.6 Can I use point-to-point communication with LT-22222-L? ==
2093	2093
2094	2094
2095		-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]].
	2203	+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]].
2096	2096
2097	2097
2098	2098	)))