6namespace mcp23x17_base {
8static const char *
const TAG =
"mcp23x17_base";
54 switch (interrupt_mode) {
76 uint8_t bit = pin % 8;
77 uint8_t reg_value = 0;
83 this->
read_reg(reg_addr, ®_value);
87 reg_value |= 1 << bit;
89 reg_value &= ~(1 << bit);
void status_set_warning(const char *message=nullptr)
bool digital_read_cache(uint8_t pin) override
void pin_mode(uint8_t pin, gpio::Flags flags) override
void digital_write_hw(uint8_t pin, bool value) override
bool digital_read_hw(uint8_t pin) override
void pin_interrupt_mode(uint8_t pin, mcp23xxx_base::MCP23XXXInterruptMode interrupt_mode) override
uint16_t input_mask_
State read in digital_read_hw.
void update_reg(uint8_t pin, bool pin_value, uint8_t reg_a) override
virtual bool read_reg(uint8_t reg, uint8_t *value)
virtual bool write_reg(uint8_t reg, uint8_t value)
Providing packet encoding functions for exchanging data with a remote host.
constexpr uint16_t encode_uint16(uint8_t msb, uint8_t lsb)
Encode a 16-bit value given the most and least significant byte.