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48 lines
1.2 KiB
C++
48 lines
1.2 KiB
C++
#include "as3935_spi.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace as3935_spi {
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static const char *const TAG = "as3935_spi";
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void SPIAS3935Component::setup() {
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ESP_LOGI(TAG, "SPIAS3935Component setup started!");
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this->spi_setup();
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ESP_LOGI(TAG, "SPI setup finished!");
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AS3935Component::setup();
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}
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void SPIAS3935Component::dump_config() {
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AS3935Component::dump_config();
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LOG_PIN(" CS Pin: ", this->cs_);
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}
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void SPIAS3935Component::write_register(uint8_t reg, uint8_t mask, uint8_t bits, uint8_t start_pos) {
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uint8_t write_reg = this->read_register(reg);
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write_reg &= (~mask);
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write_reg |= (bits << start_pos);
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this->enable();
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this->write_byte(reg);
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this->write_byte(write_reg);
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this->disable();
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}
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uint8_t SPIAS3935Component::read_register(uint8_t reg) {
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uint8_t value = 0;
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this->enable();
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this->write_byte(reg | SPI_READ_M);
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value = this->read_byte();
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// According to datsheet, the chip select must be written HIGH, LOW, HIGH
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// to correctly end the READ command.
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this->cs_->digital_write(true);
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this->cs_->digital_write(false);
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this->disable();
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ESP_LOGV(TAG, "read_register_: %d", value);
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return value;
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}
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} // namespace as3935_spi
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} // namespace esphome
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