mcp23xxx_base.cpp

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#include "mcp23xxx_base.h"
#include "esphome/core/helpers.h"
#include "esphome/core/log.h"
 
namespace esphome::mcp23xxx_base {
 
void IRAM_ATTR mcp23xxx_gpio_intr(Component *arg) { arg->enable_loop_soon_any_context(); }
 
template<uint8_t N> void MCP23XXXGPIOPin<N>::setup() {
  this->pin_mode(flags_);
  // When interrupt_pin is configured, pin_mode() already auto-enables CHANGE
  // interrupt for input pins, so skip the explicit call if the user didn't
  // override the default (NO_INTERRUPT)
  if (this->interrupt_mode_ != MCP23XXX_NO_INTERRUPT || this->parent_->get_interrupt_pin() == nullptr) {
    this->parent_->pin_interrupt_mode(this->pin_, this->interrupt_mode_);
  }
}
template<uint8_t N> void MCP23XXXGPIOPin<N>::pin_mode(gpio::Flags flags) { this->parent_->pin_mode(this->pin_, flags); }
template<uint8_t N> bool MCP23XXXGPIOPin<N>::digital_read() {
  return this->parent_->digital_read(this->pin_) != this->inverted_;
}
template<uint8_t N> void MCP23XXXGPIOPin<N>::digital_write(bool value) {
  this->parent_->digital_write(this->pin_, value != this->inverted_);
}
template<uint8_t N> size_t MCP23XXXGPIOPin<N>::dump_summary(char *buffer, size_t len) const {
  return buf_append_printf(buffer, len, 0, "%u via MCP23XXX", this->pin_);
}
 
template class MCP23XXXGPIOPin<8>;
template class MCP23XXXGPIOPin<16>;
 
}  // namespace esphome::mcp23xxx_base