Last modified by Saxer Lin on 2025/04/15 17:24
<
From version < 122.2 >
edited by Xiaoling
on 2023/06/08 17:10
To version < 142.1 >
edited by Dilisi S
on 2024/10/31 04:04
>
Change comment: Uploaded new attachment "lt-22222-l-dev-repo-reg-p2.png", version {1}

Summary

Details

Page properties
Title
... ... @@ -1,1 +1,1 @@
1 -LT-22222-L LoRa IO Controller User Manual
1 +LT-22222-L -- LoRa IO Controller User Manual
Author
... ... @@ -1,1 +1,1 @@
1 -XWiki.Xiaoling
1 +XWiki.pradeeka
Content
... ... @@ -3,6 +3,10 @@
3 3  
4 4  
5 5  
6 +
7 +
8 +
9 +
6 6  **Table of Contents:**
7 7  
8 8  {{toc/}}
... ... @@ -15,36 +15,30 @@
15 15  
16 16  = 1.Introduction =
17 17  
18 -== 1.1 What is LT Series I/O Controller ==
22 +== 1.1 What is the LT-22222-L I/O Controller? ==
19 19  
20 20  (((
21 -
22 -
23 23  (((
24 -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.
25 -)))
26 -)))
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.
27 27  
28 -(((
29 -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, building automation, and so on.
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.
30 30  )))
31 -
32 -(((
33 -The LT I/O Controllers is aiming to provide an (% style="color:blue" %)**easy and low cost installation** (%%)by using LoRa wireless technology.
34 34  )))
35 35  
36 36  (((
37 -The use environment includes:
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.
38 38  )))
39 39  
40 -(((
41 -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.
42 -)))
36 +> The LT Series I/O Controllers are designed for easy, low-cost installation on LoRaWAN networks.
43 43  
44 44  (((
45 -2) User can set up a LoRaWAN gateway locally and configure the controller to connect to the gateway via wireless.
39 +You can connect the LT-22222-L I/O Controller to a LoRaWAN network service provider in several ways:
46 46  
47 -
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 the Dragino LG308 gateway to expand or create LoRaWAN coverage in your area.
48 48  )))
49 49  
50 50  (((
... ... @@ -53,166 +53,71 @@
53 53  
54 54  )))
55 55  
56 -== 1.2  Specifications ==
54 +== 1.2 Specifications ==
57 57  
58 -(((
59 -
60 -
61 61  (% style="color:#037691" %)**Hardware System:**
62 -)))
63 63  
64 -* (((
65 -STM32L072xxxx MCU
66 -)))
67 -* (((
68 -SX1276/78 Wireless Chip 
69 -)))
70 -* (((
71 -(((
72 -Power Consumption:
73 -)))
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
74 74  
75 -* (((
76 -Idle: 4mA@12v
77 -)))
78 -* (((
79 -20dB Transmit: 34mA@12v
80 -)))
81 -)))
82 -
83 -(((
84 -
85 -
86 86  (% style="color:#037691" %)**Interface for Model: LT22222-L:**
87 -)))
88 88  
89 -* (((
90 -2 x Digital dual direction Input (Detect High/Low signal, Max: 50v, or 220v with optional external resistor)
91 -)))
92 -* (((
93 -2 x Digital Output (NPN output. Max pull up voltage 36V,450mA)
94 -)))
95 -* (((
96 -2 x Relay Output (5A@250VAC / 30VDC)
97 -)))
98 -* (((
99 -2 x 0~~20mA Analog Input (res:0.01mA)
100 -)))
101 -* (((
102 -2 x 0~~30V Analog Input (res:0.01v)
103 -)))
104 -* (((
105 -Power Input 7~~ 24V DC. 
106 -)))
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. 
107 107  
108 -(((
109 -
110 -
111 111  (% style="color:#037691" %)**LoRa Spec:**
112 -)))
113 113  
114 -* (((
115 -(((
116 -Frequency Range:
117 -)))
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.
118 118  
119 -* (((
120 -Band 1 (HF): 862 ~~ 1020 Mhz
121 -)))
122 -* (((
123 -Band 2 (LF): 410 ~~ 528 Mhz
124 -)))
125 -)))
126 -* (((
127 -168 dB maximum link budget.
128 -)))
129 -* (((
130 -+20 dBm - 100 mW constant RF output vs.
131 -)))
132 -* (((
133 -+14 dBm high efficiency PA.
134 -)))
135 -* (((
136 -Programmable bit rate up to 300 kbps.
137 -)))
138 -* (((
139 -High sensitivity: down to -148 dBm.
140 -)))
141 -* (((
142 -Bullet-proof front end: IIP3 = -12.5 dBm.
143 -)))
144 -* (((
145 -Excellent blocking immunity.
146 -)))
147 -* (((
148 -Low RX current of 10.3 mA, 200 nA register retention.
149 -)))
150 -* (((
151 -Fully integrated synthesizer with a resolution of 61 Hz.
152 -)))
153 -* (((
154 -FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation.
155 -)))
156 -* (((
157 -Built-in bit synchronizer for clock recovery.
158 -)))
159 -* (((
160 -Preamble detection.
161 -)))
162 -* (((
163 -127 dB Dynamic Range RSSI.
164 -)))
165 -* (((
166 -Automatic RF Sense and CAD with ultra-fast AFC.
167 -)))
168 -* (((
169 -Packet engine up to 256 bytes with CRC.
170 -
171 -
172 -
173 -)))
174 -
175 175  == 1.3 Features ==
176 176  
177 -
178 178  * LoRaWAN Class A & Class C protocol
179 -
180 180  * Optional Customized LoRa Protocol
181 -
182 182  * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869
183 -
184 184  * AT Commands to change parameters
185 -
186 186  * Remote configure parameters via LoRa Downlink
187 -
188 188  * Firmware upgradable via program port
189 -
190 190  * Counting
191 191  
105 +== 1.4 Applications ==
192 192  
193 -
194 -== 1.4  Applications ==
195 -
196 -
197 197  * Smart Buildings & Home Automation
198 -
199 199  * Logistics and Supply Chain Management
200 -
201 201  * Smart Metering
202 -
203 203  * Smart Agriculture
204 -
205 205  * Smart Cities
206 -
207 207  * Smart Factory
208 208  
209 -
210 -
211 211  == 1.5 Hardware Variants ==
212 212  
213 213  
214 -(% border="1" style="background-color:#f2f2f2; width:500px" %)
215 -|(% style="background-color:#d9e2f3; color:#0070c0; width:103px" %)**Model**|(% style="background-color:#d9e2f3; color:#0070c0; width:131px" %)**Photo**|(% style="background-color:#d9e2f3; color:#0070c0; width:334px" %)**Description**
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**
216 216  |(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)(((
217 217  (% style="text-align:center" %)
218 218  [[image:image-20230424115112-1.png||height="106" width="58"]]
... ... @@ -225,43 +225,75 @@
225 225  * 1 x Counting Port
226 226  )))
227 227  
131 += 2. Assembling the Device =
228 228  
133 +== 2.1 What is included in the package? ==
229 229  
230 -= 2. Power ON Device =
135 +The package includes the following items:
231 231  
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
232 232  
233 -(((
234 -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.
235 -)))
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.
236 236  
237 -(((
238 -PWR will on when device is properly powered.
144 +== 2.2 Terminals ==
239 239  
240 -
241 -)))
146 +Upper screw terminal block (from left to right):
242 242  
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" %)
162 +|(% style="width:296px" %)RO1-1|(% style="width:334px" %)
163 +|(% style="width:296px" %)RO2-2|(% style="width:334px" %)
164 +|(% style="width:296px" %)RO2-1|(% style="width:334px" %)
165 +|(% style="width:296px" %)DI2+|(% style="width:334px" %)
166 +|(% style="width:296px" %)DI2-|(% style="width:334px" %)
167 +|(% style="width:296px" %)DI1+|(% style="width:334px" %)
168 +|(% style="width:296px" %)DI1-|(% style="width:334px" %)
169 +|(% style="width:296px" %)DO2|(% style="width:334px" %)
170 +|(% style="width:296px" %)DO1|(% style="width:334px" %)
171 +
172 +== 2.3 Powering ==
173 +
174 +(% style="line-height:1.38" %)
175 +(% 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 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. (% 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 power indicator (PWR) LED will turn on when the device is properly powered.
176 +
177 +
243 243  [[image:1653297104069-180.png]]
244 244  
245 245  
246 246  = 3. Operation Mode =
247 247  
248 -== 3.1 How it works? ==
183 +== 3.1 How does it work? ==
249 249  
250 -
251 251  (((
252 -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. 
186 +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.
187 +
188 +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. 
253 253  )))
254 254  
255 255  (((
256 -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.
192 +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.
257 257  )))
258 258  
259 259  
260 -== 3.2 Example to join LoRaWAN network ==
196 +== 3.2 Joining the LoRaWAN network server ==
261 261  
262 -
263 263  (((
264 -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. 
199 +The diagram below shows how the LT-22222-L connects to a typical LoRaWAN network.
265 265  
266 266  
267 267  )))
... ... @@ -298,7 +298,6 @@
298 298  [[image:1653298023685-319.png]]
299 299  
300 300  
301 -
302 302  (((
303 303  (% 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.
304 304  
... ... @@ -325,8 +325,6 @@
325 325  
326 326  * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5
327 327  
328 -
329 -
330 330  === 3.3.1 AT+MOD~=1, 2ACI+2AVI ===
331 331  
332 332  
... ... @@ -333,8 +333,8 @@
333 333  (((
334 334  The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. (% style="display:none" %)
335 335  
336 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
337 -|(% style="background-color:#D9E2F3;color:#0070C0" %)**Size(bytes)**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**2**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**|(% style="background-color:#D9E2F3;color:#0070C0" %)**1**
268 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
269 +|(% 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**
338 338  |Value|(((
339 339  AVI1 voltage
340 340  )))|(((
... ... @@ -349,17 +349,14 @@
349 349  )))
350 350  
351 351  (((
352 -
353 -
354 354  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
355 355  
356 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
286 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
357 357  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
358 358  |RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1
359 359  )))
360 360  
361 -
362 -* RO is for relay. ROx=1 : close，ROx=0 always open.
291 +* RO is for relay. ROx=1 : close, ROx=0 always open.
363 363  * DI is for digital input. DIx=1: high or float, DIx=0: low.
364 364  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
365 365  
... ... @@ -370,7 +370,7 @@
370 370  
371 371  **The value for the interface is:  **
372 372  
373 -AVI1 channel voltage is 0x04AB/1000=1195（DEC）/1000=1.195V
302 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V
374 374  
375 375  AVI2 channel voltage is 0x04AC/1000=1.196V
376 376  
... ... @@ -408,25 +408,21 @@
408 408  (((
409 409  Total : 11 bytes payload
410 410  
411 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
412 -|**Size(bytes)**|**4**|**4**|**1**|**1**|**1**
340 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
341 +|(% 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**
413 413  |Value|COUNT1|COUNT2 |DIDORO*|(((
414 -Reserve
415 -
416 -
343 +Reserve
417 417  )))|MOD
418 418  )))
419 419  
420 420  (((
421 -
422 -
423 423  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below
424 424  
425 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
350 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
426 426  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
427 427  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
428 428  
429 -RO is for relay. ROx=1 : close，ROx=0 always open.
354 +RO is for relay. ROx=1 : close , ROx=0 always open.
430 430  )))
431 431  
432 432  * FIRST: Indicate this is the first packet after join network.
... ... @@ -434,39 +434,32 @@
434 434  
435 435  (((
436 436  (% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.**
437 -)))
438 438  
439 -(((
440 440  
364 +)))
441 441  
366 +(((
442 442  **To use counting mode, please run:**
443 443  )))
444 444  
370 +(((
445 445  (% class="box infomessage" %)
446 446  (((
447 -(((
448 -(((
449 449  **AT+MOD=2**
450 -)))
451 451  
452 -(((
453 453  **ATZ**
454 454  )))
455 455  )))
456 -)))
457 457  
458 458  (((
459 459  
460 460  
461 461  (% style="color:#4f81bd" %)**AT Commands for counting:**
462 -
463 -
464 464  )))
465 465  
466 466  (((
467 467  **For LT22222-L:**
468 468  
469 -
470 470  (% style="color:blue" %)**AT+TRIG1=0,100**(%%)**  (set DI1 port to trigger on low level, valid signal is 100ms) **
471 471  
472 472  (% style="color:blue" %)**AT+TRIG1=1,100**(%%)**  (set DI1 port to trigger on high level, valid signal is 100ms ) **
... ... @@ -486,8 +486,8 @@
486 486  
487 487  **LT22222-L**: This mode the DI1 is used as a counting pin.
488 488  
489 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
490 -|**Size(bytes)**|**4**|**2**|**2**|**1**|**1**|**1**
407 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
408 +|(% 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**
491 491  |Value|COUNT1|(((
492 492  ACI1 Current
493 493  )))|(((
... ... @@ -495,17 +495,14 @@
495 495  )))|DIDORO*|Reserve|MOD
496 496  
497 497  (((
498 -
499 -
500 500  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
501 501  
502 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
418 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
503 503  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
504 504  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
505 505  )))
506 506  
507 -
508 -* RO is for relay. ROx=1 : close，ROx=0 always open.
423 +* RO is for relay. ROx=1 : close, ROx=0 always open.
509 509  * FIRST: Indicate this is the first packet after join network.
510 510  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
511 511  
... ... @@ -518,18 +518,14 @@
518 518  **To use counting mode, please run:**
519 519  )))
520 520  
436 +(((
521 521  (% class="box infomessage" %)
522 522  (((
523 -(((
524 -(((
525 525  **AT+MOD=3**
526 -)))
527 527  
528 -(((
529 529  **ATZ**
530 530  )))
531 531  )))
532 -)))
533 533  
534 534  (((
535 535  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -546,63 +546,51 @@
546 546  (((
547 547  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.
548 548  
549 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
550 -|**Size(bytes)**|**4**|**4**|**1**|**1**|**1**
460 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
461 +|(% 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**
551 551  |Value|COUNT1|AVI1 Counting|DIDORO*|(((
552 552  Reserve
553 -
554 -
555 555  )))|MOD
556 556  )))
557 557  
558 -
559 559  (((
560 560  (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
561 561  
562 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
470 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
563 563  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
564 564  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
565 565  )))
566 566  
567 -
568 -* RO is for relay. ROx=1 : close，ROx=0 always open.
475 +* RO is for relay. ROx=1 : close, ROx=0 always open.
569 569  * FIRST: Indicate this is the first packet after join network.
570 570  * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
571 571  
572 572  (((
573 573  (% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.**
574 -)))
575 575  
576 -(((
577 577  
483 +)))
578 578  
485 +(((
579 579  **To use this mode, please run:**
580 580  )))
581 581  
489 +(((
582 582  (% class="box infomessage" %)
583 583  (((
584 -(((
585 -(((
586 586  **AT+MOD=4**
587 -)))
588 588  
589 -(((
590 590  **ATZ**
591 591  )))
592 592  )))
593 -)))
594 594  
595 -
596 596  (((
597 597  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
598 598  )))
599 599  
600 600  (((
601 -
602 -
603 603  **Plus below command for AVI1 Counting:**
604 604  
605 -
606 606  (% style="color:blue" %)**AT+SETCNT=3,60**(%%)**  (set AVI Count to 60)**
607 607  
608 608  (% style="color:blue" %)**AT+VOLMAX=20000**(%%)**  (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)**
... ... @@ -618,32 +618,27 @@
618 618  
619 619  **LT22222-L**: This mode the DI1 is used as a counting pin.
620 620  
621 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
622 -|**Size(bytes)**|**2**|**2**|**2**|**2**|**1**|**1**|**1**
520 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
521 +|(% 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**
623 623  |Value|(((
624 -AVI1
625 -voltage
523 +AVI1 voltage
626 626  )))|(((
627 -AVI2
628 -voltage
525 +AVI2 voltage
629 629  )))|(((
630 -ACI1
631 -Current
527 +ACI1 Current
632 632  )))|COUNT1|DIDORO*|(((
633 633  Reserve
634 634  )))|MOD
635 635  
636 636  (((
637 -
638 -
639 639  (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below
640 640  
641 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
535 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
642 642  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
643 643  |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1
644 644  )))
645 645  
646 -* RO is for relay. ROx=1 : close，ROx=0 always open.
540 +* RO is for relay. ROx=1 : close, ROx=0 always open.
647 647  * FIRST: Indicate this is the first packet after join network.
648 648  * (((
649 649  DO is for reverse digital output. DOx=1: output low, DOx=0: high or float.
... ... @@ -654,23 +654,17 @@
654 654  )))
655 655  
656 656  (((
657 -
658 -
659 659  **To use this mode, please run:**
660 660  )))
661 661  
554 +(((
662 662  (% class="box infomessage" %)
663 663  (((
664 -(((
665 -(((
666 666  **AT+MOD=5**
667 -)))
668 668  
669 -(((
670 670  **ATZ**
671 671  )))
672 672  )))
673 -)))
674 674  
675 675  (((
676 676  Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]].
... ... @@ -765,50 +765,38 @@
765 765  
766 766  MOD6 Payload : total 11 bytes payload
767 767  
768 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
769 -|**Size(bytes)**|**1**|**1**|**1**|**6**|**1**|**1**
656 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
657 +|(% 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**
770 770  |Value|(((
771 -TRI_A
772 -FLAG
659 +TRI_A FLAG
773 773  )))|(((
774 -TRI_A
775 -Status
661 +TRI_A Status
776 776  )))|(((
777 -TRI_DI
778 -FLAG+STA
663 +TRI_DI FLAG+STA
779 779  )))|Reserve|Enable/Disable MOD6|(((
780 -MOD
781 -(6)
665 +MOD(6)
782 782  )))
783 783  
784 784  (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below
785 785  
786 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
670 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
787 787  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
788 788  |(((
789 -AV1_
790 -LOW
673 +AV1_LOW
791 791  )))|(((
792 -AV1_
793 -HIGH
675 +AV1_HIGH
794 794  )))|(((
795 -AV2_
796 -LOW
677 +AV2_LOW
797 797  )))|(((
798 -AV2_
799 -HIGH
679 +AV2_HIGH
800 800  )))|(((
801 -AC1_
802 -LOW
681 +AC1_LOW
803 803  )))|(((
804 -AC1_
805 -HIGH
683 +AC1_HIGH
806 806  )))|(((
807 -AC2_
808 -LOW
685 +AC2_LOW
809 809  )))|(((
810 -AC2_
811 -HIGH
687 +AC2_HIGH
812 812  )))
813 813  
814 814  * Each bits shows if the corresponding trigger has been configured.
... ... @@ -820,32 +820,24 @@
820 820  
821 821  (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below
822 822  
823 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
699 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
824 824  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
825 825  |(((
826 -AV1_
827 -LOW
702 +AV1_LOW
828 828  )))|(((
829 -AV1_
830 -HIGH
704 +AV1_HIGH
831 831  )))|(((
832 -AV2_
833 -LOW
706 +AV2_LOW
834 834  )))|(((
835 -AV2_
836 -HIGH
708 +AV2_HIGH
837 837  )))|(((
838 -AC1_
839 -LOW
710 +AC1_LOW
840 840  )))|(((
841 -AC1_
842 -HIGH
712 +AC1_HIGH
843 843  )))|(((
844 -AC2_
845 -LOW
714 +AC2_LOW
846 846  )))|(((
847 -AC2_
848 -HIGH
716 +AC2_HIGH
849 849  )))
850 850  
851 851  * Each bits shows which status has been trigger on this uplink.
... ... @@ -857,7 +857,7 @@
857 857  
858 858  (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below
859 859  
860 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
728 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %)
861 861  |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0**
862 862  |N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG
863 863  
... ... @@ -939,14 +939,10 @@
939 939  
940 940  Set work mode.
941 941  
942 -* (% style="color:#037691" %)**AT Command:**
810 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N  **
943 943  
944 -(% style="color:blue" %)**AT+MOD=N  **
945 -
946 -
947 947  **Example**: AT+MOD=2. Set work mode to Double DI counting mode
948 948  
949 -
950 950  * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):**
951 951  
952 952  (% style="color:blue" %)**0x0A aa  **(%%)** ** ~/~/ Same as AT+MOD=aa
... ... @@ -956,16 +956,12 @@
956 956  ==== 3.4.2.3 Poll an uplink ====
957 957  
958 958  
959 -* (% style="color:#037691" %)**AT Command:**
823 +* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink
960 960  
961 -There is no AT Command to poll uplink
962 -
963 -
964 964  * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):**
965 965  
966 966  (% style="color:blue" %)**0x08 FF  **(%%)** **~/~/ Poll an uplink
967 967  
968 -
969 969  **Example**: 0x08FF, ask device to send an Uplink
970 970  
971 971  
... ... @@ -975,10 +975,8 @@
975 975  
976 976  Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
977 977  
978 -* (% style="color:#037691" %)**AT Command:**
838 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0**
979 979  
980 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0**
981 -
982 982  (% style="color:red" %)**1:** (%%)Enable Trigger Mode
983 983  
984 984  (% style="color:red" %)**0: **(%%)Disable Trigger Mode
... ... @@ -993,13 +993,12 @@
993 993  ==== 3.4.2.5 Poll trigger settings ====
994 994  
995 995  
996 -Poll trigger settings,
854 +Poll trigger settings
997 997  
998 998  * (% style="color:#037691" %)**AT Command:**
999 999  
1000 1000  There is no AT Command for this feature.
1001 1001  
1002 -
1003 1003  * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):**
1004 1004  
1005 1005  (% style="color:blue" %)**0xAB 06  ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command
... ... @@ -1011,15 +1011,11 @@
1011 1011  
1012 1012  Enable Disable DI1/DI2/DI2 as trigger,
1013 1013  
1014 -* (% style="color:#037691" %)**AT Command:**
871 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
1015 1015  
1016 -(% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >**
873 +**Example:** AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
1017 1017  
1018 1018  
1019 -**Example:**
1020 -
1021 -AT+ DTRI =1,0   (Enable DI1 trigger / disable DI2 trigger)
1022 -
1023 1023  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):**
1024 1024  
1025 1025  (% style="color:blue" %)**0xAA 02 aa bb   ** (%%) ~/~/ Same as AT+DTRI=aa,bb
... ... @@ -1031,20 +1031,15 @@
1031 1031  
1032 1032  Set DI1 or DI3(for LT-33222-L) trigger.
1033 1033  
1034 -* (% style="color:#037691" %)**AT Command:**
887 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b**
1035 1035  
1036 -(% style="color:blue" %)**AT+TRIG1=a,b**
1037 -
1038 1038  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
1039 1039  
1040 1040  (% style="color:red" %)**b :** (%%)delay timing.
1041 1041  
893 +**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
1042 1042  
1043 -**Example:**
1044 1044  
1045 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms )
1046 -
1047 -
1048 1048  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):**
1049 1049  
1050 1050  (% style="color:blue" %)**0x09 01 aa bb cc    ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc)
... ... @@ -1056,20 +1056,15 @@
1056 1056  
1057 1057  Set DI2 trigger.
1058 1058  
1059 -* (% style="color:#037691" %)**AT Command:**
907 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b**
1060 1060  
1061 -(% style="color:blue" %)**AT+TRIG2=a,b**
1062 -
1063 1063  (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1).
1064 1064  
1065 1065  (% style="color:red" %)**b :** (%%)delay timing.
1066 1066  
913 +**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
1067 1067  
1068 -**Example:**
1069 1069  
1070 -AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms )
1071 -
1072 -
1073 1073  * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):**
1074 1074  
1075 1075  (% style="color:blue" %)**0x09 02 aa bb cc   ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc)
... ... @@ -1081,11 +1081,8 @@
1081 1081  
1082 1082  Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1083 1083  
1084 -* (% style="color:#037691" %)**AT Command**
927 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM**
1085 1085  
1086 -(% style="color:blue" %)**AT+ACLIM**
1087 -
1088 -
1089 1089  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )**
1090 1090  
1091 1091  (% 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"]]
... ... @@ -1097,11 +1097,8 @@
1097 1097  
1098 1098  Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]
1099 1099  
1100 -* (% style="color:#037691" %)**AT Command**
940 +* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1101 1101  
1102 -(% style="color:blue" %)**AT+AVLIM    **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]**
1103 -
1104 -
1105 1105  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )**
1106 1106  
1107 1107  (% 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"]]
... ... @@ -1113,18 +1113,13 @@
1113 1113  
1114 1114  Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger.
1115 1115  
1116 -* (% style="color:#037691" %)**AT Command**
953 +* (% 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.
1117 1117  
1118 -(% style="color:blue" %)**AT+ATDC=5        ** (%%)Device won't response the second trigger within 5 minute after the first trigger.
1119 -
1120 -
1121 1121  * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )**
1122 1122  
1123 1123  (% style="color:blue" %)**0x AC aa bb   **(%%) ~/~/ same as AT+ATDC=0x(aa bb)   . Unit (min)
1124 1124  
1125 1125  (((
1126 -
1127 -
1128 1128  (% style="color:red" %)**Note: ATDC setting must be more than 5min**
1129 1129  )))
1130 1130  
... ... @@ -1139,8 +1139,9 @@
1139 1139  
1140 1140  
1141 1141  * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)**
1142 -* (% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
1143 1143  
975 +(% style="color:blue" %)**0x02 aa bb cc     ** (%%)~/~/ Set DO1/DO2/DO3 output
976 +
1144 1144  (((
1145 1145  If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low.
1146 1146  )))
... ... @@ -1148,14 +1148,13 @@
1148 1148  (((
1149 1149  01: Low,  00: High ,  11: No action
1150 1150  
1151 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1152 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO2**|(% style="background-color:#d9e2f3; color:#0070c0" %)**DO3**
984 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %)
985 +|(% 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**
1153 1153  |02  01  00  11|Low|High|No Action
1154 1154  |02  00  11  01|High|No Action|Low
1155 1155  |02  11  01  00|No Action|Low|High
1156 1156  )))
1157 1157  
1158 -
1159 1159  (((
1160 1160  (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.**
1161 1161  )))
... ... @@ -1193,7 +1193,7 @@
1193 1193  (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status:
1194 1194  
1195 1195  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1196 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1028 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1197 1197  |0x01|DO1 set to low
1198 1198  |0x00|DO1 set to high
1199 1199  |0x11|DO1 NO Action
... ... @@ -1201,7 +1201,7 @@
1201 1201  (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status:
1202 1202  
1203 1203  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1204 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1036 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1205 1205  |0x01|DO2 set to low
1206 1206  |0x00|DO2 set to high
1207 1207  |0x11|DO2 NO Action
... ... @@ -1209,7 +1209,7 @@
1209 1209  (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status:
1210 1210  
1211 1211  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %)
1212 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Second Byte**|(% style="background-color:#d9e2f3; color:#0070c0" %)**Status**
1044 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status**
1213 1213  |0x01|DO3 set to low
1214 1214  |0x00|DO3 set to high
1215 1215  |0x11|DO3 NO Action
... ... @@ -1223,7 +1223,6 @@
1223 1223  
1224 1224   Before Firmwre v1.6.0 the latch time only suport 2 bytes.
1225 1225  
1226 -
1227 1227  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1228 1228  
1229 1229  
... ... @@ -1247,7 +1247,7 @@
1247 1247  
1248 1248  
1249 1249  
1250 -==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ====
1081 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ====
1251 1251  
1252 1252  
1253 1253  * (% style="color:#037691" %)**AT Command:**
... ... @@ -1265,10 +1265,10 @@
1265 1265  )))
1266 1266  
1267 1267  (((
1268 -01: Close ,  00: Open , 11: No action
1099 +00: Close ,  01: Open , 11: No action
1269 1269  
1270 1270  (% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %)
1271 -|(% style="background-color:#d9e2f3; color:#0070c0" %)**Downlink Code**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO1**|(% style="background-color:#d9e2f3; color:#0070c0" %)**RO2**
1102 +|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2**
1272 1272  |03  00  11|Open|No Action
1273 1273  |03  01  11|Close|No Action
1274 1274  |03  11  00|No Action|Open
... ... @@ -1279,10 +1279,6 @@
1279 1279  |03  00  01|Open|Close
1280 1280  )))
1281 1281  
1282 -(((
1283 -
1284 -)))
1285 -
1286 1286  (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.**
1287 1287  
1288 1288  
... ... @@ -1354,11 +1354,8 @@
1354 1354  
1355 1355  When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1356 1356  
1357 -* (% style="color:#037691" %)**AT Command:**
1184 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1358 1358  
1359 -(% style="color:blue" %)**AT+VOLMAX   ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]]
1360 -
1361 -
1362 1362  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):**
1363 1363  
1364 1364  (% style="color:blue" %)**0xA5 aa bb cc   ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc
... ... @@ -1368,10 +1368,8 @@
1368 1368  ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ====
1369 1369  
1370 1370  
1371 -* (% style="color:#037691" %)**AT Command:**
1195 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1372 1372  
1373 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) **
1374 -
1375 1375  (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count
1376 1376  
1377 1377  (% style="color:red" %)**bb cc dd ee: **(%%)number to be set
... ... @@ -1388,11 +1388,8 @@
1388 1388  
1389 1389  Clear counting for counting mode
1390 1390  
1391 -* (% style="color:#037691" %)**AT Command:**
1213 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT         **(%%) ~/~/ clear all counting
1392 1392  
1393 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting
1394 -
1395 -
1396 1396  * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):**
1397 1397  
1398 1398  (% style="color:blue" %)**0x A6 01    ** (%%)~/~/ clear all counting
... ... @@ -1551,7 +1551,6 @@
1551 1551  [[image:1653356838789-523.png||height="337" width="740"]]
1552 1552  
1553 1553  
1554 -
1555 1555  After added, the sensor data arrive TTN, it will also arrive and show in Mydevices.
1556 1556  
1557 1557  [[image:image-20220524094909-1.png||height="335" width="729"]]
... ... @@ -1583,12 +1583,12 @@
1583 1583  
1584 1584  
1585 1585  (((
1586 -The DI port of LT-22222-L can support NPN or PNP output sensor.
1404 +The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor.
1587 1587  )))
1588 1588  
1589 1589  (((
1590 1590  (((
1591 -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.
1409 +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.
1592 1592  
1593 1593  
1594 1594  )))
... ... @@ -1696,6 +1696,19 @@
1696 1696  )))
1697 1697  
1698 1698  
1517 +(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor
1518 +
1519 +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.
1520 +
1521 +To detect a Dry Contact, we can provide a power source to one pin of the Dry Contact. Below is a reference connection.
1522 +
1523 +[[image:image-20230616235145-1.png]]
1524 +
1525 +(% style="color:blue" %)**Example5**(%%): Connect to Open Colleactor
1526 +
1527 +[[image:image-20240219115718-1.png]]
1528 +
1529 +
1699 1699  === 3.6.3 Digital Output Port: DO1/DO2 /DO3 ===
1700 1700  
1701 1701  
... ... @@ -1770,12 +1770,9 @@
1770 1770  == 3.7 LEDs Indicators ==
1771 1771  
1772 1772  
1773 -(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:520px" %)
1774 -|(% style="background-color:#d9e2f3; color:#0070c0; width:50px" %)**LEDs**|(% style="background-color:#d9e2f3; color:#0070c0; width:470px" %)**Feature**
1604 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %)
1605 +|(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature**
1775 1775  |**PWR**|Always on if there is power
1776 -|**SYS**|(((
1777 -After device is powered on, the SYS will **fast blink in GREEN** for 5 times, means RS485-LN start to join LoRaWAN network. If join success, SYS will be **on GREEN for 5 seconds. **SYS will **blink Blue** on every upload and **blink Green** once receive a downlink message.
1778 -)))
1779 1779  |**TX**|(((
1780 1780  (((
1781 1781  Device boot: TX blinks 5 times.
... ... @@ -1790,20 +1790,16 @@
1790 1790  )))
1791 1791  )))
1792 1792  |**RX**|RX blinks once when receive a packet.
1793 -|**DO1**|
1794 -|**DO2**|
1795 -|**DO3**|
1796 -|**DI2**|(((
1797 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1621 +|**DO1**|For LT-22222-L: ON when DO1 is low, LOW when DO1 is high
1622 +|**DO2**|For LT-22222-L: ON when DO2 is low, LOW when DO2 is high
1623 +|**DI1**|(((
1624 +For LT-22222-L: ON when DI1 is high, LOW when DI1 is low
1798 1798  )))
1799 1799  |**DI2**|(((
1800 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1627 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1801 1801  )))
1802 -|**DI2**|(((
1803 -For LT-22222-L: ON when DI2 is high, LOW when DI2 is low
1804 -)))
1805 -|**RO1**|
1806 -|**RO2**|
1629 +|**RO1**|For LT-22222-L: ON when RO1 is closed, LOW when RO1 is open
1630 +|**RO2**|For LT-22222-L: ON when RO2 is closed, LOW when RO2 is open
1807 1807  
1808 1808  = 4. Use AT Command =
1809 1809  
... ... @@ -1814,10 +1814,6 @@
1814 1814  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.
1815 1815  )))
1816 1816  
1817 -(((
1818 -
1819 -)))
1820 -
1821 1821  [[image:1653358238933-385.png]]
1822 1822  
1823 1823  
... ... @@ -2136,8 +2136,6 @@
2136 2136  dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.**
2137 2137  
2138 2138  **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.**
2139 -
2140 -
2141 2141  )))
2142 2142  
2143 2143  (((
... ... @@ -2144,9 +2144,6 @@
2144 2144  [[image:1653359097980-169.png||height="188" width="729"]]
2145 2145  )))
2146 2146  
2147 -(((
2148 -
2149 -)))
2150 2150  
2151 2151  === 4.2.3 Change to Class A ===
2152 2152  
... ... @@ -2154,8 +2154,9 @@
2154 2154  (((
2155 2155  (% style="color:blue" %)**If sensor JOINED:**
2156 2156  
2157 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A
2158 -ATZ**
1972 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A**
1973 +
1974 +(% style="background-color:#dcdcdc" %)**ATZ**
2159 2159  )))
2160 2160  
2161 2161  
... ... @@ -2185,7 +2185,7 @@
2185 2185  
2186 2186  (((
2187 2187  (% 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]].
2188 -(% 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]].
2004 +(% 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]].
2189 2189  (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update.
2190 2190  
2191 2191  
... ... @@ -2208,7 +2208,6 @@
2208 2208  
2209 2209  (% 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:
2210 2210  
2211 -
2212 2212  [[image:1653360054704-518.png||height="186" width="745"]]
2213 2213  
2214 2214  
... ... @@ -2272,13 +2272,21 @@
2272 2272  
2273 2273  (((
2274 2274  (% style="background-color:#dcdcdc" %)**123456** (%%) :  Enter Password to have AT access.
2090 +
2275 2275  (% style="background-color:#dcdcdc" %)**AT+FDR**(%%)  :  Reset Parameters to Factory Default, Keys Reserve
2092 +
2276 2276  (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) :  Set to ABP mode
2094 +
2277 2277  (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) :  Set the Adaptive Data Rate Off
2096 +
2278 2278  (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) :  Set Data Rate (Set AT+DR=3 for 915 band)
2098 +
2279 2279  (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) :  Set transmit interval to 60 seconds
2100 +
2280 2280  (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz
2102 +
2281 2281  (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%)  :  Set Device Address to 26 01 1A F1
2104 +
2282 2282  (% style="background-color:#dcdcdc" %)**ATZ**        (%%) :  Reset MCU
2283 2283  )))
2284 2284  
... ... @@ -2290,7 +2290,7 @@
2290 2290  [[image:1653360498588-932.png||height="485" width="726"]]
2291 2291  
2292 2292  
2293 -== 6.4 How to change the uplink interval？ ==
2116 +== 6.4 How to change the uplink interval? ==
2294 2294  
2295 2295  
2296 2296  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/]]
... ... @@ -2339,6 +2339,12 @@
2339 2339  Firmware version needs to be no less than 1.6.0.
2340 2340  
2341 2341  
2165 +== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? ==
2166 +
2167 +
2168 +It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose.
2169 +
2170 +
2342 2342  = 7. Trouble Shooting =
2343 2343  )))
2344 2344  
... ... @@ -2379,6 +2379,13 @@
2379 2379  )))
2380 2380  
2381 2381  
2211 +== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? ==
2212 +
2213 +
2214 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state.
2215 +Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]]
2216 +
2217 +
2382 2382  = 8. Order Info =
2383 2383  
2384 2384  
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