Add JK balancer support

components/jk_bms/jk_bms.cpp

@@ -359,7 +359,7 @@ void JkBms::on_status_data_(const std::vector<uint8_t> &data) {
 }
 
 void JkBms::update() {
-  this->read_registers(FUNCTION_READ_ALL, ADDRESS_READ_ALL);
+  this->query_balancer_status();
 
   if (this->enable_fake_traffic_) {
     // Start: 0x4E, 0x57, 0x01, 0x1B, 0x00, 0x00, 0x00, 0x00, 0x06, 0x00, 0x01

components/jk_modbus/jk_modbus.cpp

@@ -152,5 +152,19 @@ void JkModbus::read_registers(uint8_t function, uint8_t address) {
   this->flush();
 }
 
+void JkModbus::query_balancer_status() {
+  uint8_t frame[7];
+  frame[0] = 0x55;
+  frame[1] = 0xAA;
+  frame[2] = 0x01;
+  frame[3] = 0xFF;
+  frame[4] = 0x00;
+  frame[5] = 0x00;
+  frame[6] = 0xFF;
+
+  this->write_array(frame, 7);
+  this->flush();
+}
+
 }  // namespace jk_modbus
 }  // namespace esphome

components/jk_modbus/jk_modbus.h

@@ -22,6 +22,7 @@ class JkModbus : public uart::UARTDevice, public Component {
 
   void send(uint8_t function, uint8_t address, uint8_t value);
   void read_registers(uint8_t function, uint8_t address);
+  void query_balancer_status();
 
  protected:
   bool parse_jk_modbus_byte_(uint8_t byte);
@@ -39,6 +40,7 @@ class JkModbusDevice {
 
   void send(int8_t function, uint8_t address, uint8_t value) { this->parent_->send(function, address, value); }
   void read_registers(uint8_t function, uint8_t address) { this->parent_->read_registers(function, address); }
+  void query_balancer_status() { this->parent_->query_balancer_status(); }
 
  protected:
   friend JkModbus;

esp32-example.yaml

@@ -1,6 +1,6 @@
 substitutions:
   name: jk-bms
-  external_components_source: github://syssi/esphome-jk-bms@main
+  external_components_source: github://syssi/esphome-jk-bms@add-jk-balancer-support
   tx_pin: GPIO16
   rx_pin: GPIO17
 
@@ -17,21 +17,24 @@ wifi:
   ssid: !secret wifi_ssid
   password: !secret wifi_password
 
+api:
 ota:
 logger:
-
-mqtt:
-  broker: !secret mqtt_host
-  username: !secret mqtt_username
-  password: !secret mqtt_password
-  id: mqtt_client
+  level: DEBUG
+  logs:
+    api.service: WARN
+    ota: WARN
+    wifi: WARN
+    sensor: DEBUG
 
 uart:
   id: uart0
-  baud_rate: 115200
+  baud_rate: 9600
   rx_buffer_size: 384
   tx_pin: ${tx_pin}
   rx_pin: ${rx_pin}
+  debug:
+    direction: BOTH
 
 jk_modbus:
   id: modbus0
@@ -66,171 +69,3 @@ sensor:
       name: "${name} max voltage cell"
     delta_cell_voltage:
       name: "${name} delta cell voltage"
-    cell_voltage_1:
-      name: "${name} cell voltage 1"
-    cell_voltage_2:
-      name: "${name} cell voltage 2"
-    cell_voltage_3:
-      name: "${name} cell voltage 3"
-    cell_voltage_4:
-      name: "${name} cell voltage 4"
-    cell_voltage_5:
-      name: "${name} cell voltage 5"
-    cell_voltage_6:
-      name: "${name} cell voltage 6"
-    cell_voltage_7:
-      name: "${name} cell voltage 7"
-    cell_voltage_8:
-      name: "${name} cell voltage 8"
-    cell_voltage_9:
-      name: "${name} cell voltage 9"
-    cell_voltage_10:
-      name: "${name} cell voltage 10"
-    cell_voltage_11:
-      name: "${name} cell voltage 11"
-    cell_voltage_12:
-      name: "${name} cell voltage 12"
-    cell_voltage_13:
-      name: "${name} cell voltage 13"
-    cell_voltage_14:
-      name: "${name} cell voltage 14"
-    cell_voltage_15:
-      name: "${name} cell voltage 15"
-    cell_voltage_16:
-      name: "${name} cell voltage 16"
-    cell_voltage_17:
-      name: "${name} cell voltage 17"
-    cell_voltage_18:
-      name: "${name} cell voltage 18"
-    cell_voltage_19:
-      name: "${name} cell voltage 19"
-    cell_voltage_20:
-      name: "${name} cell voltage 20"
-    cell_voltage_21:
-      name: "${name} cell voltage 21"
-    cell_voltage_22:
-      name: "${name} cell voltage 22"
-    cell_voltage_23:
-      name: "${name} cell voltage 23"
-    cell_voltage_24:
-      name: "${name} cell voltage 24"
-    power_tube_temperature:
-      name: "${name} power tube temperature"
-    temperature_sensor_1:
-      name: "${name} temperature sensor 1"
-    temperature_sensor_2:
-      name: "${name} temperature sensor 2"
-    total_voltage:
-      name: "${name} total voltage"
-    current:
-      name: "${name} current"
-      # https://github.com/syssi/esphome-jk-bms/issues/40
-      # filters:
-      #   - multiply: -1
-    capacity_remaining:
-      name: "${name} capacity remaining"
-    capacity_remaining_derived:
-      name: "${name} capacity remaining derived"
-    temperature_sensors:
-      name: "${name} temperature sensors"
-    charging_cycles:
-      name: "${name} charging cycles"
-    total_charging_cycle_capacity:
-      name: "${name} total charging cycle capacity"
-    battery_strings:
-      name: "${name} battery strings"
-    errors_bitmask:
-      name: "${name} errors bitmask"
-    operation_mode_bitmask:
-      name: "${name} operation mode bitmask"
-    total_voltage_overvoltage_protection:
-      name: "${name} total voltage overvoltage protection"
-    total_voltage_undervoltage_protection:
-      name: "${name} total voltage undervoltage protection"
-    cell_voltage_overvoltage_protection:
-      name: "${name} cell voltage overvoltage protection"
-    cell_voltage_overvoltage_recovery:
-      name: "${name} cell voltage overvoltage recovery"
-    cell_voltage_overvoltage_delay:
-      name: "${name} cell voltage overvoltage delay"
-    cell_voltage_undervoltage_protection:
-      name: "${name} cell voltage undervoltage protection"
-    cell_voltage_undervoltage_recovery:
-      name: "${name} cell voltage undervoltage recovery"
-    cell_voltage_undervoltage_delay:
-      name: "${name} cell voltage undervoltage delay"
-    cell_pressure_difference_protection:
-      name: "${name} cell pressure difference protection"
-    discharging_overcurrent_protection:
-      name: "${name} discharging overcurrent protection"
-    discharging_overcurrent_delay:
-      name: "${name} discharging overcurrent delay"
-    charging_overcurrent_protection:
-      name: "${name} charging overcurrent protection"
-    charging_overcurrent_delay:
-      name: "${name} charging overcurrent delay"
-    balance_starting_voltage:
-      name: "${name} balance starting voltage"
-    balance_opening_pressure_difference:
-      name: "${name} balance opening pressure difference"
-    power_tube_temperature_protection:
-      name: "${name} power tube temperature protection"
-    power_tube_temperature_recovery:
-      name: "${name} power tube temperature recovery"
-    temperature_sensor_temperature_protection:
-      name: "${name} temperature sensor temperature protection"
-    temperature_sensor_temperature_recovery:
-      name: "${name} temperature sensor temperature recovery"
-    temperature_sensor_temperature_difference_protection:
-      name: "${name} temperature sensor temperature difference protection"
-    charging_high_temperature_protection:
-      name: "${name} charging high temperature protection"
-    discharging_high_temperature_protection:
-      name: "${name} discharging high temperature protection"
-    charging_low_temperature_protection:
-      name: "${name} charging low temperature protection"
-    charging_low_temperature_recovery:
-      name: "${name} charging low temperature recovery"
-    discharging_low_temperature_protection:
-      name: "${name} discharging low temperature protection"
-    discharging_low_temperature_recovery:
-      name: "${name} discharging low temperature recovery"
-    total_battery_capacity_setting:
-      name: "${name} total battery capacity setting"
-    current_calibration:
-      name: "${name} current calibration"
-    device_address:
-      name: "${name} device address"
-    sleep_wait_time:
-      name: "${name} sleep wait time"
-    alarm_low_volume:
-      name: "${name} alarm low volume"
-    manufacturing_date:
-      name: "${name} manufacturing date"
-    total_runtime:
-      name: "${name} total runtime"
-#    start_current_calibration:
-#      name: "${name} start current calibration"
-    actual_battery_capacity:
-      name: "${name} actual battery capacity"
-#    protocol_version:
-#      name: "${name} protocol version"
-
-text_sensor:
-  - platform: jk_bms
-    errors:
-      name: "${name} errors"
-    operation_mode:
-      name: "${name} operation mode"
-    battery_type:
-      name: "${name} battery type"
-    password:
-      name: "${name} password"
-    device_type:
-      name: "${name} device type"
-    software_version:
-      name: "${name} software version"
-    manufacturer:
-      name: "${name} manufacturer"
-    total_runtime_formatted:
-      name: "${name} total runtime formatted"