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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... ... @@ -189,7 +189,6 @@ 189 189 190 190 * Counting 191 191 192 - 193 193 == 1.4 Applications == 194 194 195 195 ... ... @@ -223,7 +223,6 @@ 223 223 * 1 x Counting Port 224 224 ))) 225 225 226 - 227 227 = 2. Power ON Device = 228 228 229 229 ... ... @@ -295,6 +295,7 @@ 295 295 [[image:1653298023685-319.png]] 296 296 297 297 296 + 298 298 ((( 299 299 (% 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. 300 300 ... ... @@ -321,7 +321,6 @@ 321 321 322 322 * (% style="color:blue" %)**ADDMOD6**(%%): Trigger Mode, Optional, used together with MOD1 ~~ MOD5 323 323 324 - 325 325 === 3.3.1 AT+MOD~=1, 2ACI+2AVI === 326 326 327 327 ... ... @@ -351,7 +351,7 @@ 351 351 |RO1|RO2|DI3|DI2|DI1|DO3|DO2|DO1 352 352 ))) 353 353 354 -* RO is for relay. ROx=1 : close ,ROx=0 always open.352 +* RO is for relay. ROx=1 : close,ROx=0 always open. 355 355 * DI is for digital input. DIx=1: high or float, DIx=0: low. 356 356 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 357 357 ... ... @@ -362,7 +362,7 @@ 362 362 363 363 **The value for the interface is: ** 364 364 365 -AVI1 channel voltage is 0x04AB/1000=1195 (DEC)/1000=1.195V363 +AVI1 channel voltage is 0x04AB/1000=1195(DEC)/1000=1.195V 366 366 367 367 AVI2 channel voltage is 0x04AC/1000=1.196V 368 368 ... ... @@ -415,7 +415,7 @@ 415 415 |**bit7**|**bit6**|**bit5**|**bit4**|**bit3**|**bit2**|**bit1**|**bit0** 416 416 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 417 417 418 -RO is for relay. ROx=1 : close ,ROx=0 always open.416 +RO is for relay. ROx=1 : close,ROx=0 always open. 419 419 ))) 420 420 421 421 * FIRST: Indicate this is the first packet after join network. ... ... @@ -423,8 +423,6 @@ 423 423 424 424 ((( 425 425 (% style="color:red" %)**Note: DO3 bit is not valid for LT-22222-L.** 426 - 427 - 428 428 ))) 429 429 430 430 ((( ... ... @@ -431,6 +431,7 @@ 431 431 **To use counting mode, please run:** 432 432 ))) 433 433 430 + 434 434 ((( 435 435 (% class="box infomessage" %) 436 436 ((( ... ... @@ -484,7 +484,7 @@ 484 484 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 485 485 ))) 486 486 487 -* RO is for relay. ROx=1 : close ,ROx=0 always open.484 +* RO is for relay. ROx=1 : close,ROx=0 always open. 488 488 * FIRST: Indicate this is the first packet after join network. 489 489 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 490 490 ... ... @@ -536,7 +536,7 @@ 536 536 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 537 537 ))) 538 538 539 -* RO is for relay. ROx=1 : close ,ROx=0 always open.536 +* RO is for relay. ROx=1 : close,ROx=0 always open. 540 540 * FIRST: Indicate this is the first packet after join network. 541 541 * DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. 542 542 ... ... @@ -601,7 +601,7 @@ 601 601 |RO1|RO2|FIRST|Reserve|Reserve|DO3|DO2|DO1 602 602 ))) 603 603 604 -* RO is for relay. ROx=1 : close ,ROx=0 always open.601 +* RO is for relay. ROx=1 : close,ROx=0 always open. 605 605 * FIRST: Indicate this is the first packet after join network. 606 606 * ((( 607 607 DO is for reverse digital output. DOx=1: output low, DOx=0: high or float. ... ... @@ -644,6 +644,7 @@ 644 644 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 645 645 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.** 646 646 644 + 647 647 (% style="color:#037691" %)**AT Command to set Trigger Condition**: 648 648 649 649 ... ... @@ -837,7 +837,6 @@ 837 837 838 838 * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 839 839 840 - 841 841 === 3.4.1 Common Commands === 842 842 843 843 ... ... @@ -1435,6 +1435,7 @@ 1435 1435 [[image:1653356838789-523.png||height="337" width="740"]] 1436 1436 1437 1437 1435 + 1438 1438 After added, the sensor data arrive TTN, it will also arrive and show in Mydevices. 1439 1439 1440 1440 [[image:image-20220524094909-1.png||height="335" width="729"]] ... ... @@ -1588,6 +1588,7 @@ 1588 1588 [[image:image-20230616235145-1.png]] 1589 1589 1590 1590 1589 + 1591 1591 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1592 1592 1593 1593 ... ... @@ -1697,7 +1697,6 @@ 1697 1697 |**RO1**| 1698 1698 |**RO2**| 1699 1699 1700 - 1701 1701 = 4. Use AT Command = 1702 1702 1703 1703 == 4.1 Access AT Command == ... ... @@ -2029,6 +2029,7 @@ 2029 2029 dir=LoRa_Gateway/&file=LoRaWAN%201.0.3%20Regional%20Parameters.xlsx]] to see what DR means.** 2030 2030 2031 2031 **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 + 2032 2032 ))) 2033 2033 2034 2034 ((( ... ... @@ -2041,11 +2041,13 @@ 2041 2041 2042 2042 ((( 2043 2043 (% style="color:blue" %)**If sensor JOINED:** 2043 +((( 2044 +(% class="box infomessage" %) 2045 +**AT+CLASS=A** 2044 2044 2045 -(% style="background-color:#dcdcdc" %)**AT+CLASS=A** 2046 - 2047 -(% style="background-color:#dcdcdc" %)**ATZ** 2047 +**ATZ** 2048 2048 ))) 2049 +))) 2049 2049 2050 2050 2051 2051 = 5. Case Study = ... ... @@ -2161,21 +2161,13 @@ 2161 2161 2162 2162 ((( 2163 2163 (% style="background-color:#dcdcdc" %)**123456** (%%) : Enter Password to have AT access. 2164 - 2165 2165 (% style="background-color:#dcdcdc" %)**AT+FDR**(%%) : Reset Parameters to Factory Default, Keys Reserve 2166 - 2167 2167 (% style="background-color:#dcdcdc" %)**AT+NJM=0** (%%) : Set to ABP mode 2168 - 2169 2169 (% style="background-color:#dcdcdc" %)**AT+ADR=0** (%%) : Set the Adaptive Data Rate Off 2170 - 2171 2171 (% style="background-color:#dcdcdc" %)**AT+DR=5** (%%) : Set Data Rate (Set AT+DR=3 for 915 band) 2172 - 2173 2173 (% style="background-color:#dcdcdc" %)**AT+TDC=60000 **(%%) : Set transmit interval to 60 seconds 2174 - 2175 2175 (% style="background-color:#dcdcdc" %)**AT+CHS=868400000**(%%) : Set transmit frequency to 868.4Mhz 2176 - 2177 2177 (% style="background-color:#dcdcdc" %)**AT+DADDR=26 01 1A F1**(%%) : Set Device Address to 26 01 1A F1 2178 - 2179 2179 (% style="background-color:#dcdcdc" %)**ATZ** (%%) : Reset MCU 2180 2180 ))) 2181 2181 ... ... @@ -2187,7 +2187,7 @@ 2187 2187 [[image:1653360498588-932.png||height="485" width="726"]] 2188 2188 2189 2189 2190 -== 6.4 How to change the uplink interval ?==2183 +== 6.4 How to change the uplink interval? == 2191 2191 2192 2192 2193 2193 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/]] ... ... @@ -2235,13 +2235,7 @@ 2235 2235 2236 2236 Firmware version needs to be no less than 1.6.0. 2237 2237 2238 -== 6.10 Why does the LT22222 always report 15.585V when measuring AVI? == 2239 2239 2240 - 2241 -It is likely that the GND is not connected during the measurement, or the wire connected to the GND is loose. 2242 - 2243 - 2244 - 2245 2245 = 7. Trouble Shooting = 2246 2246 ))) 2247 2247 ... ... @@ -2282,8 +2282,6 @@ 2282 2282 ))) 2283 2283 2284 2284 2285 -== == 2286 - 2287 2287 = 8. Order Info = 2288 2288 2289 2289 ... ... @@ -2301,7 +2301,6 @@ 2301 2301 * (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2302 2302 * (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2303 2303 2304 - 2305 2305 = 9. Packing Info = 2306 2306 2307 2307 ... ... @@ -2319,7 +2319,6 @@ 2319 2319 * Package Size / pcs : 14.5 x 8 x 5 cm 2320 2320 * Weight / pcs : 170g 2321 2321 2322 - 2323 2323 = 10. Support = 2324 2324 2325 2325