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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... ... @@ -64,7 +64,7 @@ 64 64 ))) 65 65 66 66 * ((( 67 -STM32L072 xxxxMCU67 +STM32L072CZT6 MCU 68 68 ))) 69 69 * ((( 70 70 SX1276/78 Wireless Chip ... ... @@ -186,7 +186,6 @@ 186 186 * Firmware upgradable via program port 187 187 * Counting 188 188 189 - 190 190 == 1.4 Applications == 191 191 192 192 ... ... @@ -197,7 +197,6 @@ 197 197 * Smart Cities 198 198 * Smart Factory 199 199 200 - 201 201 == 1.5 Hardware Variants == 202 202 203 203 ... ... @@ -212,7 +212,6 @@ 212 212 * 1 x Counting Port 213 213 ))) 214 214 215 - 216 216 = 2. Power ON Device = 217 217 218 218 ... ... @@ -773,7 +773,6 @@ 773 773 774 774 * (% style="color:blue" %)**Sensor Related Commands**(%%): These commands are special designed for LT-22222-L. User can see these commands below: 775 775 776 - 777 777 === 3.4.1 Common Commands === 778 778 779 779 ... ... @@ -1251,7 +1251,7 @@ 1251 1251 1252 1252 1253 1253 1254 -==== 3.4.2.20 Reset save R ODO state ====1250 +==== 3.4.2.20 Reset save DR DO state ==== 1255 1255 1256 1256 1257 1257 * (% style="color:#037691" %)**AT Command:** ... ... @@ -1544,10 +1544,8 @@ 1544 1544 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1545 1545 1546 1546 1547 - **NPN output**: GND or Float. Max voltage can apply to output pin is 36v.1543 +NPN output: GND or Float. Max voltage can apply to output pin is 36v. 1548 1548 1549 -Note: DO pins go to float when device is power off. 1550 - 1551 1551 [[image:1653357531600-905.png]] 1552 1552 1553 1553 ... ... @@ -1588,9 +1588,7 @@ 1588 1588 1589 1589 1590 1590 ((( 1591 -The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device's Power Line to in serial of RO1_1 and RO_2. Such as below: 1592 - 1593 -**Note**: RO pins go to Open(NO) when device is power off. 1585 +The LT serial controller has two relay interfaces; each interface uses two pins of the screw terminal. User can connect other device’s Power Line to in serial of RO1_1 and RO_2. Such as below: 1594 1594 ))) 1595 1595 1596 1596 [[image:image-20220524100215-9.png]] ... ... @@ -2133,13 +2133,11 @@ 2133 2133 [[image:image-20221006170630-1.png||height="610" width="945"]] 2134 2134 2135 2135 2136 -== 5.8 Can LT22222 -Lsave RO state? ==2128 +== 5.8 Can LT22222 save RO state? == 2137 2137 2138 - 2139 2139 Firmware version needs to be no less than 1.6.0. 2140 2140 2141 2141 2142 - 2143 2143 = 6. Trouble Shooting = 2144 2144 2145 2145 ... ... @@ -2202,7 +2202,6 @@ 2202 2202 * (% style="color:red" %)**IN865**(%%): LT with frequency bands IN865 2203 2203 * (% style="color:red" %)**CN779**(%%): LT with frequency bands CN779 2204 2204 2205 - 2206 2206 = 8. Packing Info = 2207 2207 2208 2208 ... ... @@ -2220,6 +2220,7 @@ 2220 2220 * Package Size / pcs : 14.5 x 8 x 5 cm 2221 2221 * Weight / pcs : 170g 2222 2222 2212 + 2223 2223 2224 2224 = 9. Support = 2225 2225 ... ... @@ -2231,6 +2231,7 @@ 2231 2231 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]] 2232 2232 2233 2233 2224 + 2234 2234 2235 2235 ))) 2236 2236