Last modified by Mengting Qiu on 2025/06/04 18:42

From version 105.2
edited by Xiaoling
on 2022/11/16 16:12
Change comment: There is no comment for this version
To version 104.2
edited by Xiaoling
on 2022/11/12 17:51
Change comment: There is no comment for this version

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... ... @@ -64,7 +64,7 @@
64 64  )))
65 65  
66 66  * (((
67 -STM32L072xxxx MCU
67 +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]]