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port expander
i2c
twi
IO expander control with TWI
Anunnaki
Hello, I've been trying to control MCP23017 IO expander with TWI using nRF52832. When I execute the code it stops at nrf_drv_twi_tx. The address pins A(0:2) are 0. Any idea on what may not work here? Code: #define I2C_SCL_PIN (21) #define…
over 9 years ago
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