Files
ssieb_esphome_components/components/kuntze/kuntze.cpp
2022-01-11 23:45:57 -08:00

100 lines
2.6 KiB
C++

#include "kuntze.h"
#include "esphome/core/log.h"
namespace esphome {
namespace kuntze {
static const char *TAG = "kuntze";
static const uint8_t CMD_READ_REG = 0x03;
static const uint16_t REGISTER[] = {4136, 4160, 4680, 6000, 4688, 4728, 5832};
void Kuntze::on_modbus_data(const std::vector<uint8_t> &data) {
auto get_16bit = [&](int i) -> uint16_t {
return (uint16_t(data[i * 2]) << 8) | uint16_t(data[i * 2 + 1]);
};
waiting_ = false;
ESP_LOGD(TAG, "Packet size is %d", data.size());
//if (data.size() != 4) {
// ESP_LOGW(TAG, "Invalid data packet size (%d) for state %d", data.size(), state_);
// return;
//}
ESP_LOGVV(TAG, "Data: %s", hexencode(data).c_str());
float value = (float)get_16bit(0);
for (int i = 0; i < data[3]; i++)
value /= 10.0;
ESP_LOGD(TAG, "%d decimals", data[3]);
switch (state_) {
case 1:
ESP_LOGD(TAG, "pH=%.1f", value);
if (ph_sensor_ != nullptr)
ph_sensor_->publish_state(value);
break;
case 2:
ESP_LOGD(TAG, "temperature=%.1f", value);
if (temperature_sensor_ != nullptr)
temperature_sensor_->publish_state(value);
break;
case 3:
ESP_LOGD(TAG, "DIS1=%.1f", value);
if (dis1_sensor_ != nullptr)
dis1_sensor_->publish_state(value);
break;
case 4:
ESP_LOGD(TAG, "DIS2=%.1f", value);
if (dis2_sensor_ != nullptr)
dis2_sensor_->publish_state(value);
break;
case 5:
ESP_LOGD(TAG, "REDOX=%.1f", value);
if (redox_sensor_ != nullptr)
redox_sensor_->publish_state(value);
break;
case 6:
ESP_LOGD(TAG, "EC=%.1f", value);
if (ec_sensor_ != nullptr)
ec_sensor_->publish_state(value);
break;
case 7:
ESP_LOGD(TAG, "OCI=%.1f", value);
if (oci_sensor_ != nullptr)
oci_sensor_->publish_state(value);
break;
}
if (++state_ > 7)
state_ = 0;
}
void Kuntze::loop() {
long now = millis();
// timeout after 15 seconds
if (waiting_ && (now - last_send_ > 15000)) {
ESP_LOGW(TAG, "timed out waiting for response");
waiting_ = false;
}
if (waiting_ || (state_ == 0))
return;
last_send_ = now;
send(CMD_READ_REG, REGISTER[state_ - 1], 2);
waiting_ = true;
}
void Kuntze::update() { state_ = 1; }
void Kuntze::dump_config() {
ESP_LOGCONFIG(TAG, "Kuntze:");
ESP_LOGCONFIG(TAG, " Address: 0x%02X", address_);
LOG_SENSOR("", "pH", ph_sensor_);
LOG_SENSOR("", "temperature", temperature_sensor_);
LOG_SENSOR("", "DIS1", dis1_sensor_);
LOG_SENSOR("", "DIS2", dis2_sensor_);
LOG_SENSOR("", "REDOX", redox_sensor_);
LOG_SENSOR("", "EC", ec_sensor_);
LOG_SENSOR("", "OCI", oci_sensor_);
}
} // namespace kuntze
} // namespace esphome