#define REG_OUT_DEFAULT_VAL ((REG_WR_OC_DEFAULT_VAL << 8) | REG_WR_IO_DEFAULT_VAL) #define REG_DIR_DEFAULT_VAL (0xFFFU) #define REG_WR_SET_BIT_IO_OE (1U << 0) #define ...
Here is a useful circuit for Arduino lovers and experimenters. It is a simple digital voltmeter, which can safely measure input dc voltages in 0 to 30V range. The Arduino board can be powered from a ...
This library gives easy control over the 16 pins of a (I2C) MCP23017 chip. This IC is strongly related to the MCP23S17 SPI port expander - https://github.com ...
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