Product Instructions:
The high voltage is 5V and the low voltage is 3.3V as an example
HV connected to 5V power supply
LV is connected to 3.3V power supply
GND is connected to the negative pole of the power supply, and the two power supply common ground
RXI input 5v TTL, will output 3.3v TTL at RXO
TXI input and output 3.3V TTL, TXO input and output 5V TTL, TXI and TXO bidirectional transfer
Package includes:
Module X1
Pin header X2










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