Module features:
4 channel high voltage and low voltage bidirectional conversion logic logic
Module size 1.5cm X 1.3cm
The module comes with 1*12Pin pin, not welded
The module is compatible with the bread board, can be directly inserted on the bread board.
Usage: [high voltage 5V low voltage 3.3V] as an example
HV connected to 5V power supply
LV connected to 3.3V power supply
GND power supply negative pole, two power Commons
LVx input and output 3.3V TTL, HVx LVx and TTL 5V input and output, TVx two-way conversion