Connector J7 pin 10 may need a pull-up resistor to your host 3.3V supply and avoid a problem of the SLCD5’s 3.3V supply and your host 3.3V supply being different.
Connector J7 pin 10 may need a pull-up resistor to your host 3.3V supply and avoid a problem of the SLCD5’s 3.3V supply and your host 3.3V supply being different.