Just use a simple transistor buffer.
Pullup resistor on I/O-pin, NPN transistor pulling I/O-pin to GND when the 1.2V signal drives a small current into the transitors base.
/Henrik.
Just use a simple transistor buffer.
Pullup resistor on I/O-pin, NPN transistor pulling I/O-pin to GND when the 1.2V signal drives a small current into the transitors base.
/Henrik.
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