Chengdu Ebyte Electronic Technology Co,;Ltd
E70-900TxxSx_user manual
Copyright ©2012–2023
,
Chengdu Ebyte Electronic Technology Co,;Ltd
14
No.
Description
(
STM8L MCU
)
1
The UART module is TTL level., please collect with MCU.
2
For some MCU works at 5VDC, it may need to add 4-10K pull-up resistor for the TXD & AUX pin.