Connect To Mcu - Ebyte E22-400T30D User Manual

Chengdu Ebyte Electronic Technology Co., Ltd.
6
VCC
7
GND
8
Fixed hole
9
Fixed hole
10
Fixed hole
11
Fixed hole

4. Connect to MCU

No.
1 The UART module is TTL level.
2 For some MCU works at 5VDC, it may need to add 4-10K pull-up resistor for the TXD & AUX pin.
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Power supply ：3.3~ 5.5V DC
Input
Input Ground
Fixed hole
Fixed hole
Fixed hole
Fixed hole
Description（STM8L MCU）
E22-400T30D User Manual
8