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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... ... @@ -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 ... ... @@ -1550,10 +1550,8 @@ 1550 1550 === 3.6.3 Digital Output Port: DO1/DO2 /DO3 === 1551 1551 1552 1552 1553 - **NPN output**: GND or Float. Max voltage can apply to output pin is 36v.1553 +NPN output: GND or Float. Max voltage can apply to output pin is 36v. 1554 1554 1555 -Note: DO pins go to float when device is power off. 1556 - 1557 1557 [[image:1653357531600-905.png]] 1558 1558 1559 1559 ... ... @@ -1594,9 +1594,7 @@ 1594 1594 1595 1595 1596 1596 ((( 1597 -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: 1598 - 1599 -**Note**: RO pins go to Open(NO) when device is power off. 1595 +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: 1600 1600 ))) 1601 1601 1602 1602 [[image:image-20220524100215-9.png]]