Changes for page LT-22222-L -- LoRa I/O Controller User Manual
Last modified by Saxer Lin on 2025/04/15 17:24
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... ... @@ -204,6 +204,7 @@ 204 204 205 205 * Smart Factory 206 206 207 + 207 207 == 1.5 Hardware Variants == 208 208 209 209 ... ... @@ -292,6 +292,7 @@ 292 292 [[image:1653298023685-319.png]] 293 293 294 294 296 + 295 295 ((( 296 296 (% 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. 297 297 ... ... @@ -347,7 +347,7 @@ 347 347 |RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1 348 348 ))) 349 349 350 -* RO is for relay. ROx=1 : close ,ROx=0 always open.352 +* RO is for relay. ROx=1 : close,ROx=0 always open. 351 351 * DI is for digital input. DIx=1: high or float, DIx=0: low. 352 352 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 353 353 ... ... @@ -358,7 +358,7 @@ 358 358 359 359 **The value for the interface is: ** 360 360 361 -AVI1 channel voltage is 0x04AB/1000=1195 (DEC)/1000=1.195V363 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 362 362 363 363 AVI2 channel voltage is 0x04AC/1000=1.196V 364 364 ... ... @@ -386,6 +386,7 @@ 386 386 ** DO1 is high in case there is load between DO1 and V+. 387 387 ** DO1 LED is off in both case 388 388 391 + 389 389 === 3.3.2 AT+MOD~=2, (Double DI Counting) === 390 390 391 391 ... ... @@ -410,7 +410,7 @@ 410 410 |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 411 411 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 412 412 413 -RO is for relay. ROx=1 : close ,ROx=0 always open.416 +RO is for relay. ROx=1 : close,ROx=0 always open. 414 414 ))) 415 415 416 416 * FIRST: Indicate this is the first packet after join network. ... ... @@ -418,8 +418,6 @@ 418 418 419 419 ((( 420 420 (% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 421 - 422 - 423 423 ))) 424 424 425 425 ((( ... ... @@ -426,6 +426,7 @@ 426 426 **To use counting mode, please run:** 427 427 ))) 428 428 430 + 429 429 ((( 430 430 (% class="box infomessage" %) 431 431 ((( ... ... @@ -479,7 +479,7 @@ 479 479 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 480 480 ))) 481 481 482 -* RO is for relay. ROx=1 : close ,ROx=0 always open.484 +* RO is for relay. ROx=1 : close,ROx=0 always open. 483 483 * FIRST: Indicate this is the first packet after join network. 484 484 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 485 485 ... ... @@ -531,7 +531,7 @@ 531 531 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 532 532 ))) 533 533 534 -* RO is for relay. ROx=1 : close ,ROx=0 always open.536 +* RO is for relay. ROx=1 : close,ROx=0 always open. 535 535 * FIRST: Indicate this is the first packet after join network. 536 536 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 537 537 ... ... @@ -596,7 +596,7 @@ 596 596 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 597 597 ))) 598 598 599 -* RO is for relay. ROx=1 : close ,ROx=0 always open.601 +* RO is for relay. ROx=1 : close,ROx=0 always open. 600 600 * FIRST: Indicate this is the first packet after join network. 601 601 * ((( 602 602 DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. ... ... @@ -639,6 +639,7 @@ 639 639 1. Periodically uplink (Base on TDC time). Payload is same as the normal MOD (MOD 1 for above command). This uplink uses LoRaWAN (% style="color:#4f81bd" %)**unconfirmed**(%%) data type 640 640 1. Trigger uplink when meet the trigger condition. LT will sent two packets in this case, the first uplink use payload specify in this mod (mod=6), the second packets use the normal mod payload(MOD=1 for above settings). Both Uplinks use LoRaWAN (% style="color:#4f81bd" %)**CONFIRMED data type.** 641 641 644 + 642 642 (% style="color:#037691" %)**AT Command to set Trigger Condition**: 643 643 644 644 ... ... @@ -1137,7 +1137,7 @@ 1137 1137 1138 1138 1139 1139 1140 -==== 3.4.2.14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1143 +==== 3.4.2. 14 Relay ~-~- Control Relay Output RO1/RO2 ==== 1141 1141 1142 1142 1143 1143 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1429,6 +1429,7 @@ 1429 1429 [[image:1653356838789-523.png||height="337" width="740"]] 1430 1430 1431 1431 1435 + 1432 1432 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1433 1433 1434 1434 [[image:image-20220524094909-1.png||height="335" width="729"]] ... ... @@ -1582,6 +1582,7 @@ 1582 1582 [[image:image-20230616235145-1.png]] 1583 1583 1584 1584 1589 + 1585 1585 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1586 1586 1587 1587 ... ... @@ -2022,6 +2022,7 @@ 2022 2022 dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.** 2023 2023 2024 2024 **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.** 2030 + 2025 2025 ))) 2026 2026 2027 2027 ((( ... ... @@ -2090,6 +2090,7 @@ 2090 2090 2091 2091 (% 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: 2092 2092 2099 + 2093 2093 [[image:1653360054704-518.png||height="186" width="745"]] 2094 2094 2095 2095 ... ... @@ -2153,21 +2153,13 @@ 2153 2153 2154 2154 ((( 2155 2155 (% style="background-color:#dcdcdc" %)**123456** (%%) : Enter Password to have AT access. 2156 - 2157 2157 (% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset Parameters to Factory Default, Keys Reserve 2158 - 2159 2159 (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode 2160 - 2161 2161 (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Set the Adaptive Data Rate Off 2162 - 2163 2163 (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Set AT+DR=3 for 915 band) 2164 - 2165 2165 (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds 2166 - 2167 2167 (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz 2168 - 2169 2169 (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%) : Set Device Address to 26 01 1A F1 2170 - 2171 2171 (% style="background-color:#dcdcdc" %)**ATZ** (%%) : Reset MCU 2172 2172 ))) 2173 2173 ... ... @@ -2179,7 +2179,7 @@ 2179 2179 [[image:1653360498588-932.png||height="485" width="726"]] 2180 2180 2181 2181 2182 -== 6.4 How to change the uplink interval ?==2181 +== 6.4 How to change the uplink interval? == 2183 2183 2184 2184 2185 2185 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/]] ... ... @@ -2228,12 +2228,6 @@ 2228 2228 Firmware version needs to be no less than 1.6.0. 2229 2229 2230 2230 2231 -== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? == 2232 - 2233 - 2234 -It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose. 2235 - 2236 - 2237 2237 = 7. Trouble Shooting = 2238 2238 ))) 2239 2239 ... ... @@ -2274,13 +2274,6 @@ 2274 2274 ))) 2275 2275 2276 2276 2277 -== 7.4 Why can LT22222 perform Uplink normally, but cannot receive Downlink? == 2278 - 2279 - 2280 -The FCD count of the gateway is inconsistent with the FCD count of the node, causing the downlink to remain in the queue state. 2281 -Use this command to bring their counts back together: [[Resets the downlink packet count>>||anchor="3.4.2.23Resetsthedownlinkpacketcount"]] 2282 - 2283 - 2284 2284 = 8. Order Info = 2285 2285 2286 2286