esphome/esphome/components/tmp117/tmp117.cpp
Nicholas Peters 714d28a61a
Add TMP117 component (#992)
* Create TMP117 sensor component
2020-03-12 14:25:00 -07:00

76 lines
1.7 KiB
C++

// Implementation based on:
// - DHT 12 Component
#include "tmp117.h"
#include "esphome/core/log.h"
namespace esphome {
namespace tmp117 {
static const char *TAG = "tmp117";
void TMP117Component::update() {
int16_t data;
if (!this->read_data_(&data)) {
this->status_set_warning();
return;
}
if ((uint16_t) data != 0x8000) {
float temperature = data * 0.0078125f;
ESP_LOGD(TAG, "Got temperature=%.2f°C", temperature);
this->publish_state(temperature);
this->status_clear_warning();
} else {
ESP_LOGD(TAG, "TMP117 not ready");
}
}
void TMP117Component::setup() {
ESP_LOGCONFIG(TAG, "Setting up TMP117...");
if (!this->write_config_(this->config_)) {
this->mark_failed();
return;
}
int16_t data;
if (!this->read_data_(&data)) {
this->mark_failed();
return;
}
}
void TMP117Component::dump_config() {
ESP_LOGD(TAG, "TMP117:");
LOG_I2C_DEVICE(this);
if (this->is_failed()) {
ESP_LOGE(TAG, "Communication with TMP117 failed!");
}
LOG_SENSOR(" ", "Temperature", this);
}
float TMP117Component::get_setup_priority() const { return setup_priority::DATA; }
bool TMP117Component::read_data_(int16_t *data) {
if (!this->read_byte_16(0, (uint16_t *) data)) {
ESP_LOGW(TAG, "Updating TMP117 failed!");
return false;
}
return true;
}
bool TMP117Component::read_config_(uint16_t *config) {
if (!this->read_byte_16(1, (uint16_t *) config)) {
ESP_LOGW(TAG, "Reading TMP117 config failed!");
return false;
}
return true;
}
bool TMP117Component::write_config_(uint16_t config) {
if (!this->write_byte_16(1, config)) {
ESP_LOGE(TAG, "Writing TMP117 config failed!");
return false;
}
return true;
}
} // namespace tmp117
} // namespace esphome