Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Mengting Qiu on 2025/06/04 18:42
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... ... @@ -1,1 +1,1 @@ 1 -LT-22222-L LoRa IO Controller User Manual 1 +LT-22222-L -- LoRa IO Controller User Manual - Author
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... ... @@ -1,1 +1,1 @@ 1 -XWiki. Xiaoling1 +XWiki.pradeeka - Content
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... ... @@ -3,6 +3,10 @@ 3 3 4 4 5 5 6 + 7 + 8 + 9 + 6 6 **Table of Contents:** 7 7 8 8 {{toc/}} ... ... @@ -21,30 +21,28 @@ 21 21 22 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 -))) 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. 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, smartphone detection, building automation, and so on. 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. 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 useenvironment includes: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. 38 38 ))) 39 39 40 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. 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. 42 42 ))) 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. 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: 46 46 47 - 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. 48 48 ))) 49 49 50 50 ((( ... ... @@ -53,128 +53,49 @@ 53 53 54 54 ))) 55 55 56 -== 1.2 58 +== 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 -))) 62 +* STM32L072xxxx MCU 63 +* SX1276/78 Wireless Chip 64 +* Power Consumption: 65 +** Idle: 4mA@12v 66 +** 20dB Transmit: 34mA@12v 67 +* 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 -))) 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) 73 +* 2 x Relay Output (5A@250VAC / 30VDC) 74 +* 2 x 0~~20mA Analog Input (res:0.01mA) 75 +* 2 x 0~~30V Analog Input (res:0.01v) 76 +* 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 -))) 80 +* Frequency Range: 81 +** Band 1 (HF): 862 ~~ 1020 Mhz 82 +** Band 2 (LF): 410 ~~ 528 Mhz 83 +* 168 dB maximum link budget. 84 +* +20 dBm - 100 mW constant RF output vs. 85 +* +14 dBm high efficiency PA. 86 +* Programmable bit rate up to 300 kbps. 87 +* High sensitivity: down to -148 dBm. 88 +* Bullet-proof front end: IIP3 = -12.5 dBm. 89 +* Excellent blocking immunity. 90 +* Low RX current of 10.3 mA, 200 nA register retention. 91 +* Fully integrated synthesizer with a resolution of 61 Hz. 92 +* FSK, GFSK, MSK, GMSK, LoRaTM and OOK modulation. 93 +* Built-in bit synchronizer for clock recovery. 94 +* Preamble detection. 95 +* 127 dB Dynamic Range RSSI. 96 +* Automatic RF Sense and CAD with ultra-fast AFC. 97 +* 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 179 179 * Optional Customized LoRa Protocol 180 180 * Frequency Bands: CN470/EU433/KR920/US915/EU868/AS923/AU915/RU864/IN865/MA869 ... ... @@ -183,9 +183,8 @@ 183 183 * Firmware upgradable via program port 184 184 * Counting 185 185 186 -== 1.4 109 +== 1.4 Applications == 187 187 188 - 189 189 * Smart Buildings & Home Automation 190 190 * Logistics and Supply Chain Management 191 191 * Smart Metering ... ... @@ -196,9 +196,12 @@ 196 196 == 1.5 Hardware Variants == 197 197 198 198 199 -(% border="1" style="background-color:#f7faff; width:500px" %) 200 -|(% style="width:103px" %)**Model**|(% style="width:131px" %)**Photo**|(% style="width:334px" %)**Description** 201 -|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)[[image:1653296302983-697.png]]|(% style="width:334px" %)((( 121 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:500px" %) 122 +|(% 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** 123 +|(% style="width:103px" %)**LT22222-L**|(% style="width:131px" %)((( 124 +(% style="text-align:center" %) 125 +[[image:image-20230424115112-1.png||height="106" width="58"]] 126 +)))|(% style="width:334px" %)((( 202 202 * 2 x Digital Input (Bi-direction) 203 203 * 2 x Digital Output 204 204 * 2 x Relay Output (5A@250VAC / 30VDC) ... ... @@ -209,17 +209,10 @@ 209 209 210 210 = 2. Power ON Device = 211 211 212 - 213 -((( 214 214 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. 215 -))) 216 216 217 -((( 218 218 PWR will on when device is properly powered. 219 219 220 - 221 -))) 222 - 223 223 [[image:1653297104069-180.png]] 224 224 225 225 ... ... @@ -263,7 +263,7 @@ 263 263 Each LT is shipped with a sticker with the default device EUI as below: 264 264 ))) 265 265 266 -[[image: 1653297924498-393.png]]184 +[[image:image-20230425173427-2.png||height="246" width="530"]] 267 267 268 268 269 269 Input these keys in the LoRaWAN Server portal. Below is TTN screen shot: ... ... @@ -278,7 +278,6 @@ 278 278 [[image:1653298023685-319.png]] 279 279 280 280 281 - 282 282 ((( 283 283 (% 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. 284 284 ... ... @@ -294,10 +294,15 @@ 294 294 There are five working modes + one interrupt mode on LT for different type application: 295 295 296 296 * (% style="color:blue" %)**MOD1**(%%): (default setting): 2 x ACI + 2AVI + DI + DO + RO 214 + 297 297 * (% style="color:blue" %)**MOD2**(%%): Double DI Counting + DO + RO 216 + 298 298 * (% style="color:blue" %)**MOD3**(%%): Single DI Counting + 2 x ACI + DO + RO 218 + 299 299 * (% style="color:blue" %)**MOD4**(%%): Single DI Counting + 1 x Voltage Counting + DO + RO 220 + 300 300 * (% style="color:blue" %)**MOD5**(%%): Single DI Counting + 2 x AVI + 1 x ACI + DO + RO 222 + 301 301 * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 302 302 303 303 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === ... ... @@ -304,20 +304,32 @@ 304 304 305 305 306 306 ((( 307 -The uplink payload includes totally 9 bytes. Uplink packets use FPORT=2 and every 10 minutes send one uplink by default. 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" %) 230 + 231 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 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** 233 +|Value|((( 234 +AVI1 voltage 235 +)))|((( 236 +AVI2 voltage 237 +)))|((( 238 +ACI1 Current 239 +)))|((( 240 +ACI2 Current 241 +)))|DIDORO*|((( 242 +Reserve 243 +)))|MOD 308 308 ))) 309 309 310 -[[image:image-20220523174024-3.png]] 311 - 312 312 ((( 313 - 314 - 315 315 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 248 + 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 316 316 ))) 317 317 318 -[[image:image-20220523174254-4.png]] 319 - 320 -* RO is for relay. ROx=1 : close,ROx=0 always open. 254 +* RO is for relay. ROx=1 : close, ROx=0 always open. 321 321 * DI is for digital input. DIx=1: high or float, DIx=0: low. 322 322 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 323 323 ... ... @@ -328,7 +328,7 @@ 328 328 329 329 **The value for the interface is: ** 330 330 331 -AVI1 channel voltage is 0x04AB/1000=1195 (DEC)/1000=1.195V265 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 332 332 333 333 AVI2 channel voltage is 0x04AC/1000=1.196V 334 334 ... ... @@ -365,56 +365,55 @@ 365 365 366 366 ((( 367 367 Total : 11 bytes payload 302 + 303 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 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** 305 +|Value|COUNT1|COUNT2 |DIDORO*|((( 306 +Reserve 307 +)))|MOD 368 368 ))) 369 369 370 -[[image:image-20220523180452-3.png]] 371 - 372 - 373 373 ((( 374 374 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DO3, DO2 and DO1. Totally 1bytes as below 375 -))) 376 376 377 -[[image:image-20220523180506-4.png]] 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 378 378 379 -* RO is for relay. ROx=1 : close,ROx=0 always open. 317 +RO is for relay. ROx=1 : close , ROx=0 always open. 318 +))) 319 + 380 380 * FIRST: Indicate this is the first packet after join network. 381 381 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 382 382 383 383 ((( 384 384 (% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 385 -))) 386 386 387 -((( 388 388 327 +))) 389 389 329 +((( 390 390 **To use counting mode, please run:** 391 391 ))) 392 392 333 +((( 393 393 (% class="box infomessage" %) 394 394 ((( 395 -((( 396 -((( 397 397 **AT+MOD=2** 398 -))) 399 399 400 -((( 401 401 **ATZ** 402 402 ))) 403 403 ))) 404 -))) 405 405 406 406 ((( 407 407 408 408 409 409 (% style="color:#4f81bd" %)**AT Commands for counting:** 410 - 411 - 412 412 ))) 413 413 414 414 ((( 415 415 **For LT22222-L:** 416 416 417 - 418 418 (% style="color:blue" %)**AT+TRIG1=0,100**(%%)** (set DI1 port to trigger on low level, valid signal is 100ms) ** 419 419 420 420 (% style="color:blue" %)**AT+TRIG1=1,100**(%%)** (set DI1 port to trigger on high level, valid signal is 100ms ) ** ... ... @@ -434,17 +434,23 @@ 434 434 435 435 **LT22222-L**: This mode the DI1 is used as a counting pin. 436 436 437 -[[image:image-20220523181246-5.png]] 370 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 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** 372 +|Value|COUNT1|((( 373 +ACI1 Current 374 +)))|((( 375 +ACI2 Current 376 +)))|DIDORO*|Reserve|MOD 438 438 439 439 ((( 440 - 441 - 442 442 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 380 + 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 443 443 ))) 444 444 445 -[[image:image-20220523181301-6.png]] 446 - 447 -* RO is for relay. ROx=1 : close,ROx=0 always open. 386 +* RO is for relay. ROx=1 : close, ROx=0 always open. 448 448 * FIRST: Indicate this is the first packet after join network. 449 449 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 450 450 ... ... @@ -457,18 +457,14 @@ 457 457 **To use counting mode, please run:** 458 458 ))) 459 459 399 +((( 460 460 (% class="box infomessage" %) 461 461 ((( 462 -((( 463 -((( 464 464 **AT+MOD=3** 465 -))) 466 466 467 -((( 468 468 **ATZ** 469 469 ))) 470 470 ))) 471 -))) 472 472 473 473 ((( 474 474 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. ... ... @@ -484,55 +484,52 @@ 484 484 485 485 ((( 486 486 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. 422 + 423 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 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** 425 +|Value|COUNT1|AVI1 Counting|DIDORO*|((( 426 +Reserve 427 +)))|MOD 487 487 ))) 488 488 489 -[[image:image-20220523181903-8.png]] 490 - 491 - 492 492 ((( 493 493 (% style="color:#4f81bd" %)**DIDORO **(%%)is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 432 + 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 494 494 ))) 495 495 496 -[[image:image-20220523181727-7.png]] 497 - 498 -* RO is for relay. ROx=1 : close,ROx=0 always open. 438 +* RO is for relay. ROx=1 : close, ROx=0 always open. 499 499 * FIRST: Indicate this is the first packet after join network. 500 500 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 501 501 502 502 ((( 503 503 (% style="color:red" %)**Note: DO3 is not valid for LT-22222-L.** 504 -))) 505 505 506 -((( 507 507 446 +))) 508 508 448 +((( 509 509 **To use this mode, please run:** 510 510 ))) 511 511 452 +((( 512 512 (% class="box infomessage" %) 513 513 ((( 514 -((( 515 -((( 516 516 **AT+MOD=4** 517 -))) 518 518 519 -((( 520 520 **ATZ** 521 521 ))) 522 522 ))) 523 -))) 524 524 525 - 526 526 ((( 527 527 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. 528 528 ))) 529 529 530 530 ((( 531 - 532 - 533 533 **Plus below command for AVI1 Counting:** 534 534 535 - 536 536 (% style="color:blue" %)**AT+SETCNT=3,60**(%%)** (set AVI Count to 60)** 537 537 538 538 (% style="color:blue" %)**AT+VOLMAX=20000**(%%)** (If AVI1 voltage higher than VOLMAX (20000mV =20v), counter increase 1)** ... ... @@ -548,15 +548,27 @@ 548 548 549 549 **LT22222-L**: This mode the DI1 is used as a counting pin. 550 550 551 -[[image:image-20220523182334-9.png]] 483 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 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** 485 +|Value|((( 486 +AVI1 voltage 487 +)))|((( 488 +AVI2 voltage 489 +)))|((( 490 +ACI1 Current 491 +)))|COUNT1|DIDORO*|((( 492 +Reserve 493 +)))|MOD 552 552 553 553 ((( 554 - 555 - 556 556 (% style="color:#4f81bd" %)**DIDORO**(%%) is a combination for RO1, RO2, DI3, DI2, DI1, DO3, DO2 and DO1. Totally 1bytes as below 497 + 498 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 499 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 500 +|RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 557 557 ))) 558 558 559 -* RO is for relay. ROx=1 : close ,ROx=0 always open.503 +* RO is for relay. ROx=1 : close, ROx=0 always open. 560 560 * FIRST: Indicate this is the first packet after join network. 561 561 * ((( 562 562 DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. ... ... @@ -567,23 +567,17 @@ 567 567 ))) 568 568 569 569 ((( 570 - 571 - 572 572 **To use this mode, please run:** 573 573 ))) 574 574 517 +((( 575 575 (% class="box infomessage" %) 576 576 ((( 577 -((( 578 -((( 579 579 **AT+MOD=5** 580 -))) 581 581 582 -((( 583 583 **ATZ** 584 584 ))) 585 585 ))) 586 -))) 587 587 588 588 ((( 589 589 Other AT Commands for counting are similar to [[MOD2 Counting Command>>||anchor="H3.3.2AT2BMOD3D22C28DoubleDICounting29"]]. ... ... @@ -678,12 +678,39 @@ 678 678 679 679 MOD6 Payload : total 11 bytes payload 680 680 681 -[[image:image-20220524085923-1.png]] 619 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 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** 621 +|Value|((( 622 +TRI_A FLAG 623 +)))|((( 624 +TRI_A Status 625 +)))|((( 626 +TRI_DI FLAG+STA 627 +)))|Reserve|Enable/Disable MOD6|((( 628 +MOD(6) 629 +))) 682 682 683 - 684 684 (% style="color:#4f81bd" %)**TRI FLAG1**(%%) is a combination to show if trigger is set for this part. Totally 1byte as below 685 685 686 -[[image:image-20220524090106-2.png]] 633 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 634 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 635 +|((( 636 +AV1_LOW 637 +)))|((( 638 +AV1_HIGH 639 +)))|((( 640 +AV2_LOW 641 +)))|((( 642 +AV2_HIGH 643 +)))|((( 644 +AC1_LOW 645 +)))|((( 646 +AC1_HIGH 647 +)))|((( 648 +AC2_LOW 649 +)))|((( 650 +AC2_HIGH 651 +))) 687 687 688 688 * Each bits shows if the corresponding trigger has been configured. 689 689 ... ... @@ -692,10 +692,27 @@ 692 692 10100000: Means the system has configure to use the trigger: AC1_LOW and AV2_LOW 693 693 694 694 695 - 696 696 (% style="color:#4f81bd" %)**TRI Status1**(%%) is a combination to show which condition is trigger. Totally 1byte as below 697 697 698 -[[image:image-20220524090249-3.png]] 662 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 663 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 664 +|((( 665 +AV1_LOW 666 +)))|((( 667 +AV1_HIGH 668 +)))|((( 669 +AV2_LOW 670 +)))|((( 671 +AV2_HIGH 672 +)))|((( 673 +AC1_LOW 674 +)))|((( 675 +AC1_HIGH 676 +)))|((( 677 +AC2_LOW 678 +)))|((( 679 +AC2_HIGH 680 +))) 699 699 700 700 * Each bits shows which status has been trigger on this uplink. 701 701 ... ... @@ -706,7 +706,9 @@ 706 706 707 707 (% style="color:#4f81bd" %)**TRI_DI FLAG+STA **(%%)is a combination to show which condition is trigger. Totally 1byte as below 708 708 709 -[[image:image-20220524090456-4.png]] 691 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:515px" %) 692 +|**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 693 +|N/A|N/A|N/A|N/A|DI2_STATUS|DI2_FLAG|DI1_STATUS|DI1_FLAG 710 710 711 711 * Each bits shows which status has been trigger on this uplink. 712 712 ... ... @@ -786,14 +786,10 @@ 786 786 787 787 Set work mode. 788 788 789 -* (% style="color:#037691" %)**AT Command:** 773 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+MOD=N ** 790 790 791 -(% style="color:blue" %)**AT+MOD=N ** 792 - 793 - 794 794 **Example**: AT+MOD=2. Set work mode to Double DI counting mode 795 795 796 - 797 797 * (% style="color:#037691" %)**Downlink Payload (prefix 0x0A):** 798 798 799 799 (% style="color:blue" %)**0x0A aa **(%%)** ** ~/~/ Same as AT+MOD=aa ... ... @@ -803,16 +803,12 @@ 803 803 ==== 3.4.2.3 Poll an uplink ==== 804 804 805 805 806 -* (% style="color:#037691" %)**AT Command:** 786 +* (% style="color:#037691" %)**AT Command:**(%%) There is no AT Command to poll uplink 807 807 808 -There is no AT Command to poll uplink 809 - 810 - 811 811 * (% style="color:#037691" %)**Downlink Payload (prefix 0x08):** 812 812 813 813 (% style="color:blue" %)**0x08 FF **(%%)** **~/~/ Poll an uplink 814 814 815 - 816 816 **Example**: 0x08FF, ask device to send an Uplink 817 817 818 818 ... ... @@ -822,10 +822,8 @@ 822 822 823 823 Use of trigger mode, please check [[ADDMOD6>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 824 824 825 -* (% style="color:#037691" %)**AT Command:** 801 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ADDMOD6=1 or 0** 826 826 827 -(% style="color:blue" %)**AT+ADDMOD6=1 or 0** 828 - 829 829 (% style="color:red" %)**1:** (%%)Enable Trigger Mode 830 830 831 831 (% style="color:red" %)**0: **(%%)Disable Trigger Mode ... ... @@ -840,13 +840,12 @@ 840 840 ==== 3.4.2.5 Poll trigger settings ==== 841 841 842 842 843 -Poll trigger settings ,817 +Poll trigger settings 844 844 845 845 * (% style="color:#037691" %)**AT Command:** 846 846 847 847 There is no AT Command for this feature. 848 848 849 - 850 850 * (% style="color:#037691" %)**Downlink Payload (prefix 0x AB 06):** 851 851 852 852 (% style="color:blue" %)**0xAB 06 ** (%%) ~/~/ Poll trigger settings, device will uplink trigger settings once receive this command ... ... @@ -858,15 +858,11 @@ 858 858 859 859 Enable Disable DI1/DI2/DI2 as trigger, 860 860 861 -* (% style="color:#037691" %)**AT Command:** 834 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**Format: AT+DTRI=<DI1_TIRGGER_FlAG>,< DI2_TIRGGER_FlAG >** 862 862 863 - (% style="color:blue" %)**Format:AT+DTRI=<DI1_TIRGGER_FlAG>,<DI2_TIRGGER_FlAG>**836 +**Example:** AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 864 864 865 865 866 -**Example:** 867 - 868 -AT+ DTRI =1,0 (Enable DI1 trigger / disable DI2 trigger) 869 - 870 870 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 02):** 871 871 872 872 (% style="color:blue" %)**0xAA 02 aa bb ** (%%) ~/~/ Same as AT+DTRI=aa,bb ... ... @@ -878,20 +878,15 @@ 878 878 879 879 Set DI1 or DI3(for LT-33222-L) trigger. 880 880 881 -* (% style="color:#037691" %)**AT Command:** 850 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG1=a,b** 882 882 883 -(% style="color:blue" %)**AT+TRIG1=a,b** 884 - 885 885 (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 886 886 887 887 (% style="color:red" %)**b :** (%%)delay timing. 888 888 856 +**Example:** AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 889 889 890 -**Example:** 891 891 892 -AT+TRIG1=1,100(set DI1 port to trigger on high level, valid signal is 100ms ) 893 - 894 - 895 895 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 01 ):** 896 896 897 897 (% style="color:blue" %)**0x09 01 aa bb cc ** (%%) ~/~/ same as AT+TRIG1=aa,0x(bb cc) ... ... @@ -903,20 +903,15 @@ 903 903 904 904 Set DI2 trigger. 905 905 906 -* (% style="color:#037691" %)**AT Command:** 870 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+TRIG2=a,b** 907 907 908 -(% style="color:blue" %)**AT+TRIG2=a,b** 909 - 910 910 (% style="color:red" %)**a :** (%%)Interrupt mode. 0: falling edge; 1: rising edge, 2: falling and raising edge(for MOD=1). 911 911 912 912 (% style="color:red" %)**b :** (%%)delay timing. 913 913 876 +**Example:** AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 914 914 915 -**Example:** 916 916 917 -AT+TRIG2=0,100(set DI1 port to trigger on low level, valid signal is 100ms ) 918 - 919 - 920 920 * (% style="color:#037691" %)**Downlink Payload (prefix 0x09 02 ):** 921 921 922 922 (% style="color:blue" %)**0x09 02 aa bb cc ** (%%)~/~/ same as AT+TRIG2=aa,0x(bb cc) ... ... @@ -928,11 +928,8 @@ 928 928 929 929 Set current trigger , base on AC port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 930 930 931 -* (% style="color:#037691" %)**AT Command** 890 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+ACLIM** 932 932 933 -(% style="color:blue" %)**AT+ACLIM** 934 - 935 - 936 936 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 01 )** 937 937 938 938 (% style="color:blue" %)**0x AA 01 aa bb cc dd ee ff gg hh ** (%%) ~/~/ same as AT+ACLIM See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] ... ... @@ -944,11 +944,8 @@ 944 944 945 945 Set current trigger , base on AV port. See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]] 946 946 947 -* (% style="color:#037691" %)**AT Command** 903 +* (% style="color:#037691" %)**AT Command**(%%): (% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 948 948 949 -(% style="color:blue" %)**AT+AVLIM **(%%)** See [[trigger mode>>||anchor="H3.3.6AT2BADDMOD3D6.28TriggerMode2COptional29"]]** 950 - 951 - 952 952 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAA 00 )** 953 953 954 954 (% 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"]] ... ... @@ -960,18 +960,13 @@ 960 960 961 961 Set AV and AC trigger minimum interval, system won't response to the second trigger within this set time after the first trigger. 962 962 963 -* (% style="color:#037691" %)**AT Command** 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. 964 964 965 -(% style="color:blue" %)**AT+ATDC=5 ** (%%)Device won't response the second trigger within 5 minute after the first trigger. 966 - 967 - 968 968 * (% style="color:#037691" %)**Downlink Payload (prefix 0xAC )** 969 969 970 970 (% style="color:blue" %)**0x AC aa bb **(%%) ~/~/ same as AT+ATDC=0x(aa bb) . Unit (min) 971 971 972 972 ((( 973 - 974 - 975 975 (% style="color:red" %)**Note: ATDC setting must be more than 5min** 976 976 ))) 977 977 ... ... @@ -986,8 +986,9 @@ 986 986 987 987 988 988 * (% style="color:#037691" %)**Downlink Payload (prefix 0x02)** 989 -* (% style="color:blue" %)**0x02 aa bb cc ** (%%)~/~/ Set DO1/DO2/DO3 output 990 990 938 +(% style="color:blue" %)**0x02 aa bb cc ** (%%)~/~/ Set DO1/DO2/DO3 output 939 + 991 991 ((( 992 992 If payload = 0x02010001, while there is load between V+ and DOx, it means set DO1 to low, DO2 to high and DO3 to low. 993 993 ))) ... ... @@ -994,10 +994,14 @@ 994 994 995 995 ((( 996 996 01: Low, 00: High , 11: No action 946 + 947 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:510px" %) 948 +|(% 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** 949 +|02 01 00 11|Low|High|No Action 950 +|02 00 11 01|High|No Action|Low 951 +|02 11 01 00|No Action|Low|High 997 997 ))) 998 998 999 -[[image:image-20220524092754-5.png]] 1000 - 1001 1001 ((( 1002 1002 (% style="color:red" %)**Note: For LT-22222-L, there is no DO3, the last byte can use any value.** 1003 1003 ))) ... ... @@ -1034,24 +1034,31 @@ 1034 1034 1035 1035 (% style="color:#4f81bd" %)**Third Byte**(%%): Control Method and Ports status: 1036 1036 1037 -[[image:image-20220524093238-6.png]] 990 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 991 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 992 +|0x01|DO1 set to low 993 +|0x00|DO1 set to high 994 +|0x11|DO1 NO Action 1038 1038 1039 - 1040 1040 (% style="color:#4f81bd" %)**Fourth Byte**(%%): Control Method and Ports status: 1041 1041 1042 -[[image:image-20220524093328-7.png]] 998 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 999 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1000 +|0x01|DO2 set to low 1001 +|0x00|DO2 set to high 1002 +|0x11|DO2 NO Action 1043 1043 1044 - 1045 1045 (% style="color:#4f81bd" %)**Fifth Byte**(%%): Control Method and Ports status: 1046 1046 1047 -[[image:image-20220524093351-8.png]] 1006 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:300px" %) 1007 +|(% style="background-color:#4f81bd; color:white" %)**Second Byte**|(% style="background-color:#4f81bd; color:white" %)**Status** 1008 +|0x01|DO3 set to low 1009 +|0x00|DO3 set to high 1010 +|0x11|DO3 NO Action 1048 1048 1012 +(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**:(%%) Latching time. Unit: ms 1049 1049 1050 -(% style="color:#4f81bd" %)**Sixth and Seventh and Eighth and Ninth Byte**: 1051 1051 1052 - Latching time. Unit: ms 1053 - 1054 - 1055 1055 (% style="color:red" %)**Note: ** 1056 1056 1057 1057 Since Firmware v1.6.0, the latch time support 4 bytes and 2 bytes ... ... @@ -1058,7 +1058,6 @@ 1058 1058 1059 1059 Before Firmwre v1.6.0 the latch time only suport 2 bytes. 1060 1060 1061 - 1062 1062 (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** 1063 1063 1064 1064 ... ... @@ -1082,7 +1082,7 @@ 1082 1082 1083 1083 1084 1084 1085 -==== 3.4.2. 1044 +==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1086 1086 1087 1087 1088 1088 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1100,11 +1100,18 @@ 1100 1100 ))) 1101 1101 1102 1102 ((( 1103 -01: Close , 00: Open , 11: No action 1104 -))) 1062 +00: Close , 01: Open , 11: No action 1105 1105 1106 -((( 1107 -[[image:image-20220524093724-9.png]] 1064 +(% border="1" cellspacing="4" style="background-color:#f2f2f2; width:320px" %) 1065 +|(% style="background-color:#4f81bd; color:white" %)**Downlink Code**|(% style="background-color:#4f81bd; color:white" %)**RO1**|(% style="background-color:#4f81bd; color:white" %)**RO2** 1066 +|03 00 11|Open|No Action 1067 +|03 01 11|Close|No Action 1068 +|03 11 00|No Action|Open 1069 +|03 11 01|No Action|Close 1070 +|03 00 00|Open|Open 1071 +|03 01 01|Close|Close 1072 +|03 01 00|Close|Open 1073 +|03 00 01|Open|Close 1108 1108 ))) 1109 1109 1110 1110 (% style="color:red" %)**Device will upload a packet if downlink code executes successfully.** ... ... @@ -1178,11 +1178,8 @@ 1178 1178 1179 1179 When voltage exceed the threshold, count. Feature see [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1180 1180 1181 -* (% style="color:#037691" %)**AT Command:** 1147 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1182 1182 1183 -(% style="color:blue" %)**AT+VOLMAX ** (%%)~/~/ See [[MOD4>>||anchor="H3.3.4AT2BMOD3D42CSingleDICounting2B1xVoltageCounting"]] 1184 - 1185 - 1186 1186 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA5):** 1187 1187 1188 1188 (% style="color:blue" %)**0xA5 aa bb cc ** (%%)~/~/ Same as AT+VOLMAX=(aa bb),cc ... ... @@ -1192,10 +1192,8 @@ 1192 1192 ==== 3.4.2.17 Counting ~-~- Pre-configure the Count Number ==== 1193 1193 1194 1194 1195 -* (% style="color:#037691" %)**AT Command:** 1158 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) ** 1196 1196 1197 -(% style="color:blue" %)**AT+SETCNT=aa,(bb cc dd ee) ** 1198 - 1199 1199 (% style="color:red" %)**aa:**(%%) 1: Set count1; 2: Set count2; 3: Set AV1 count 1200 1200 1201 1201 (% style="color:red" %)**bb cc dd ee: **(%%)number to be set ... ... @@ -1212,11 +1212,8 @@ 1212 1212 1213 1213 Clear counting for counting mode 1214 1214 1215 -* (% style="color:#037691" %)**AT Command:** 1176 +* (% style="color:#037691" %)**AT Command:**(%%) (% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1216 1216 1217 -(% style="color:blue" %)**AT+CLRCOUNT **(%%) ~/~/ clear all counting 1218 - 1219 - 1220 1220 * (% style="color:#037691" %)**Downlink Payload (prefix 0xA6):** 1221 1221 1222 1222 (% style="color:blue" %)**0x A6 01 ** (%%)~/~/ clear all counting ... ... @@ -1368,7 +1368,7 @@ 1368 1368 1369 1369 (% style="color:blue" %)**Step 3**(%%): Create an account or log in Mydevices. 1370 1370 1371 -(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L / LT-33222-L) and add DevEUI.(% style="display:none" %)1329 +(% style="color:blue" %)**Step 4**(%%): Search LT-22222-L(for both LT-22222-L) and add DevEUI.(% style="display:none" %) 1372 1372 1373 1373 Search under The things network 1374 1374 ... ... @@ -1375,7 +1375,6 @@ 1375 1375 [[image:1653356838789-523.png||height="337" width="740"]] 1376 1376 1377 1377 1378 - 1379 1379 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1380 1380 1381 1381 [[image:image-20220524094909-1.png||height="335" width="729"]] ... ... @@ -1407,12 +1407,12 @@ 1407 1407 1408 1408 1409 1409 ((( 1410 -The DI port of LT-22222-L can support NPN or PNP output sensor. 1367 +The DI port of LT-22222-L can support **NPN** or **PNP** or **Dry Contact** output sensor. 1411 1411 ))) 1412 1412 1413 1413 ((( 1414 1414 ((( 1415 -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. 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. 1416 1416 1417 1417 1418 1418 ))) ... ... @@ -1520,12 +1520,25 @@ 1520 1520 ))) 1521 1521 1522 1522 1480 +(% style="color:blue" %)**Example4**(%%): Connect to Dry Contact sensor 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. 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. 1485 + 1486 +[[image:image-20230616235145-1.png]] 1487 + 1488 +(% style="color:blue" %)**Example5**(%%): Connect to Open Colleactor 1489 + 1490 +[[image:image-20240219115718-1.png]] 1491 + 1492 + 1523 1523 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1524 1524 1525 1525 1526 - **(% style="color:blue" %)NPN output**: GND or Float. Max voltage can apply to output pin is 36v.1496 +(% style="color:blue" %)**NPN output**(%%): GND or Float. Max voltage can apply to output pin is 36v. 1527 1527 1528 - **(% style="color:red" %)Note: DO pins go to float when device is power off.**1498 +(% style="color:red" %)**Note: DO pins go to float when device is power off.** 1529 1529 1530 1530 [[image:1653357531600-905.png]] 1531 1531 ... ... @@ -1547,13 +1547,12 @@ 1547 1547 1548 1548 (% style="color:blue" %)**Specifications of the wind speed sensor:** 1549 1549 1550 -**Red: 12~~24v** 1520 +(% style="color:red" %)**Red: 12~~24v** 1551 1551 1552 -**Yellow: 4~~20mA** 1522 +(% style="color:#ffc000" %)**Yellow: 4~~20mA** 1553 1553 1554 1554 **Black: GND** 1555 1555 1556 - 1557 1557 **Connection diagram:** 1558 1558 1559 1559 [[image:1653357640609-758.png]] ... ... @@ -1561,6 +1561,22 @@ 1561 1561 [[image:1653357648330-671.png||height="155" width="733"]] 1562 1562 1563 1563 1533 +Example connected to a regulated power supply to measure voltage 1534 + 1535 +[[image:image-20230608101532-1.png||height="606" width="447"]] 1536 + 1537 +[[image:image-20230608101608-2.jpeg||height="379" width="284"]] 1538 + 1539 +[[image:image-20230608101722-3.png||height="102" width="1139"]] 1540 + 1541 + 1542 +(% style="color:blue; font-weight:bold" %)**Specifications of the regulated power**(%%) (% style="color:blue" %)**:** 1543 + 1544 +(% style="color:red" %)**Red: 12~~24v** 1545 + 1546 +**Black: GND** 1547 + 1548 + 1564 1564 === 3.6.5 Relay Output === 1565 1565 1566 1566 ... ... @@ -1579,9 +1579,34 @@ 1579 1579 == 3.7 LEDs Indicators == 1580 1580 1581 1581 1582 -[[image:image-20220524100748-11.png]] 1567 +(% border="1" cellspacing="3" style="background-color:#f2f2f2; width:510px" %) 1568 +|(% style="background-color:#4f81bd; color:white; width:50px" %)**LEDs**|(% style="background-color:#4f81bd; color:white; width:460px" %)**Feature** 1569 +|**PWR**|Always on if there is power 1570 +|**TX**|((( 1571 +((( 1572 +Device boot: TX blinks 5 times. 1573 +))) 1583 1583 1575 +((( 1576 +Successful join network: TX ON for 5 seconds. 1577 +))) 1584 1584 1579 +((( 1580 +Transmit a LoRa packet: TX blinks once 1581 +))) 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 1586 +|**DI1**|((( 1587 +For LT-22222-L: ON when DI1 is high, LOW when DI1 is low 1588 +))) 1589 +|**DI2**|((( 1590 +For LT-22222-L: ON when DI2 is high, LOW when DI2 is low 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 1594 + 1585 1585 = 4. Use AT Command = 1586 1586 1587 1587 == 4.1 Access AT Command == ... ... @@ -1591,10 +1591,6 @@ 1591 1591 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. 1592 1592 ))) 1593 1593 1594 -((( 1595 - 1596 -))) 1597 - 1598 1598 [[image:1653358238933-385.png]] 1599 1599 1600 1600 ... ... @@ -1913,8 +1913,6 @@ 1913 1913 dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.** 1914 1914 1915 1915 **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.** 1916 - 1917 - 1918 1918 ))) 1919 1919 1920 1920 ((( ... ... @@ -1921,9 +1921,6 @@ 1921 1921 [[image:1653359097980-169.png||height="188" width="729"]] 1922 1922 ))) 1923 1923 1924 -((( 1925 - 1926 -))) 1927 1927 1928 1928 === 4.2.3 Change to Class A === 1929 1929 ... ... @@ -1931,8 +1931,9 @@ 1931 1931 ((( 1932 1932 (% style="color:blue" %)**If sensor JOINED:** 1933 1933 1934 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A 1935 -ATZ** 1935 +(% style="background-color:#dcdcdc" %)**AT+CLASS=A** 1936 + 1937 +(% style="background-color:#dcdcdc" %)**ATZ** 1936 1936 ))) 1937 1937 1938 1938 ... ... @@ -1962,7 +1962,7 @@ 1962 1962 1963 1963 ((( 1964 1964 (% 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]]. 1965 -(% 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]].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]]. 1966 1966 (% style="color:blue" %)**Step3**(%%)**:** Open flashloader; choose the correct COM port to update. 1967 1967 1968 1968 ... ... @@ -1985,7 +1985,6 @@ 1985 1985 1986 1986 (% 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: 1987 1987 1988 - 1989 1989 [[image:1653360054704-518.png||height="186" width="745"]] 1990 1990 1991 1991 ... ... @@ -2049,13 +2049,21 @@ 2049 2049 2050 2050 ((( 2051 2051 (% style="background-color:#dcdcdc" %)**123456** (%%) : Enter Password to have AT access. 2053 + 2052 2052 (% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset Parameters to Factory Default, Keys Reserve 2055 + 2053 2053 (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode 2057 + 2054 2054 (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Set the Adaptive Data Rate Off 2059 + 2055 2055 (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Set AT+DR=3 for 915 band) 2061 + 2056 2056 (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds 2063 + 2057 2057 (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz 2065 + 2058 2058 (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%) : Set Device Address to 26 01 1A F1 2067 + 2059 2059 (% style="background-color:#dcdcdc" %)**ATZ** (%%) : Reset MCU 2060 2060 ))) 2061 2061 ... ... @@ -2067,14 +2067,20 @@ 2067 2067 [[image:1653360498588-932.png||height="485" width="726"]] 2068 2068 2069 2069 2070 -== 6.4 CanIseecountingvent inSerial? ==2079 +== 6.4 How to change the uplink interval? == 2071 2071 2072 2072 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 + 2084 + 2085 +== 6.5 Can I see counting event in Serial? == 2086 + 2087 + 2073 2073 ((( 2074 2074 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. 2075 2075 2076 2076 2077 -== 6. 5Can i use point to point communication for LT-22222-L? ==2092 +== 6.6 Can i use point to point communication for LT-22222-L? == 2078 2078 2079 2079 2080 2080 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]]. ... ... @@ -2083,7 +2083,7 @@ 2083 2083 ))) 2084 2084 2085 2085 ((( 2086 -== 6. 6Why does the relay output become the default and open relay after the lt22222 is powered off? ==2101 +== 6.7 Why does the relay output become the default and open relay after the lt22222 is powered off? == 2087 2087 2088 2088 2089 2089 If the device is not shut down, but directly powered off. ... ... @@ -2095,7 +2095,7 @@ 2095 2095 After restart, the status before power failure will be read from flash. 2096 2096 2097 2097 2098 -== 6. 7Can i set up LT-22222-L as a NC(Normal Close) Relay? ==2113 +== 6.8 Can i set up LT-22222-L as a NC(Normal Close) Relay? == 2099 2099 2100 2100 2101 2101 LT-22222-L built-in relay is NO (Normal Open). User can use an external relay to achieve Normal Close purpose. Diagram as below: ... ... @@ -2104,12 +2104,18 @@ 2104 2104 [[image:image-20221006170630-1.png||height="610" width="945"]] 2105 2105 2106 2106 2107 -== 6. 8Can LT22222-L save RO state? ==2122 +== 6.9 Can LT22222-L save RO state? == 2108 2108 2109 2109 2110 2110 Firmware version needs to be no less than 1.6.0. 2111 2111 2112 2112 2128 +== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? == 2129 + 2130 + 2131 +It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose. 2132 + 2133 + 2113 2113 = 7. Trouble Shooting = 2114 2114 ))) 2115 2115 ... ... @@ -2150,6 +2150,13 @@ 2150 2150 ))) 2151 2151 2152 2152 2174 +== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? == 2175 + 2176 + 2177 +The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state. 2178 +Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="H3.4.2.23Resetsthedownlinkpacketcount"]] 2179 + 2180 + 2153 2153 = 8. Order Info = 2154 2154 2155 2155 ... ... @@ -2167,8 +2167,6 @@ 2167 2167 * (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2168 2168 * (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2169 2169 2170 - 2171 - 2172 2172 = 9. Packing Info = 2173 2173 2174 2174 ... ... @@ -2179,7 +2179,6 @@ 2179 2179 * Bracket for controller x1 2180 2180 * Program cable x 1 2181 2181 2182 - 2183 2183 **Dimension and weight**: 2184 2184 2185 2185 * Device Size: 13.5 x 7 x 3 cm ... ... @@ -2187,8 +2187,6 @@ 2187 2187 * Package Size / pcs : 14.5 x 8 x 5 cm 2188 2188 * Weight / pcs : 170g 2189 2189 2190 - 2191 - 2192 2192 = 10. Support = 2193 2193 2194 2194 ... ... @@ -2196,7 +2196,7 @@ 2196 2196 Support is provided Monday to Friday, from 09:00 to 18:00 GMT+8. Due to different timezones we cannot offer live support. However, your questions will be answered as soon as possible in the before-mentioned schedule. 2197 2197 ))) 2198 2198 * ((( 2199 -Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to support@dragino.com>>url:file:///D:/市场资料/说明书/LoRa/LT系列/support@dragino.com]]2222 +Provide as much information as possible regarding your enquiry (product models, accurately describe your problem and steps to replicate it etc) and send a mail to [[Support@dragino.cc>>mailto:Support@dragino.cc]] 2200 2200 2201 2201 2202 2202 ... ... @@ -2208,5 +2208,3 @@ 2208 2208 * LT-22222-L: [[http:~~/~~/www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html>>url:http://www.dragino.com/products/lora-lorawan-end-node/item/156-lt-22222-l.html]] 2209 2209 * [[Datasheet, Document Base>>https://www.dropbox.com/sh/gxxmgks42tqfr3a/AACEdsj_mqzeoTOXARRlwYZ2a?dl=0]] 2210 2210 * [[Hardware Source>>url:https://github.com/dragino/Lora/tree/master/LT/LT-33222-L/v1.0]] 2211 - 2212 -
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