Connect To Mcu - Ebyte E31-433T30D User Manual

Chengdu Ebyte Electronic Technology Co.,Ltd.
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Fixed orifice

4. Connect to MCU

No.
1 The UART module is TTL level， pls connect to the M CU of TTL..
2 For some M CU works at 5VDC, it may need to add 4-10K pull-up resistor for the TXD & AUX pin.
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Fixed orifice
Description（STM8L MCU）
E31-433T30D User Manual
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