substitutions: devicename: sofarsolar-logger friendly_name: SofarSolar hostname: "esp8266-sofar" comment: "SofarSolar modbus interface" icon: "mdi:solar-power-variant-outline" restore_mode: "restore_default_off" wifi: ssid: "" password: "" fast_connect: true reboot_timeout: 120s power_save_mode: none ap: ssid: "Fallback-AP-${devicename}" password: "" ap_timeout: 300s api: password: "TbkEdpMbUuwCNxfU6CK3KHo392" ota: password: "TbkEdpMbUuwCNxfU6CK3KHo392" safe_mode: False captive_portal: mdns: disabled: True web_server: port: 80 ota: false esphome: name: $devicename platform: ESP8266 board: esp01_1m board_flash_mode: dout comment: SofarSolar Logger (Modbus/RS485) logger: level: INFO baud_rate: 0 status_led: pin: number: GPIO2 inverted: true external_components: - source: type: git url: https://github.com/ssieb/custom_components components: [ heapmon ] uart: id: mod_bus tx_pin: 1 rx_pin: 3 baud_rate: 9600 stop_bits: 1 modbus: id: mod_bus_sofar modbus_controller: - id: sofarsolar address: 0x01 modbus_id: mod_bus_sofar update_interval: 5s text_sensor: - platform: template name: "ESP-Sofar Uptime (human readable)" id: uptime_human icon: "mdi:clock-start" update_interval: 5s - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} Status id: inverter_status register_type: holding icon: "mdi:information-outline" address: 0x0000 response_size: 2 lambda: |- auto z = "Unknown"; char d = data[item->offset+1]; if (d == 0) z = "Wait"; else if (d == 1) z = "Check"; else if (d == 2) z = "Normal"; else if (d == 3) z = "Fault"; else if (d == 4) z = "Permanent"; return {z}; - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} Fault Message id: inverter_fault_message register_type: holding icon: "mdi:alert-outline" address: 0x0001 response_size: 10 lambda: |- std::string z = ""; int idx = item->offset; //byte[0] if ((data[idx] & 0x1) != 0) z += "GridOVP,"; if ((data[idx] & 0x2) != 0) z += "GridUVP,"; if ((data[idx] & 0x4) != 0) z += "GridOFP,"; if ((data[idx] & 0x8) != 0) z += "GridUFP,"; if ((data[idx] & 0x10) != 0) z += "PVUVP,"; if ((data[idx] & 0x20) != 0) z += "GridLVRT,"; if ((data[idx] & 0x40) != 0) z += "reserve-ID7,"; if ((data[idx] & 0x80) != 0) z += "reserve-ID8,"; //byte[1] idx++; if ((data[idx] & 0x1) != 0) z += "PVOVP,"; if ((data[idx] & 0x2) != 0) z += "IpvUnbalance,"; if ((data[idx] & 0x4) != 0) z += "PvConfigSetWrong,"; if ((data[idx] & 0x8) != 0) z += "GFCIFault,"; if ((data[idx] & 0x10) != 0) z += "PhaseSequenceFault,"; if ((data[idx] & 0x20) != 0) z += "HwBoostOCP,"; if ((data[idx] & 0x40) != 0) z += "HwAcOCP,"; if ((data[idx] & 0x80) != 0) z += "AcRmsOCP,"; //byte[2] idx++; if ((data[idx] & 0x1) != 0) z += "HwADFaultIGrid,"; if ((data[idx] & 0x2) != 0) z += "HwADFaultDCI,"; if ((data[idx] & 0x4) != 0) z += "HwADFaultVGrid,"; if ((data[idx] & 0x8) != 0) z += "GFCIDeviceFault,"; if ((data[idx] & 0x10) != 0) z += "MChip_Fault,"; if ((data[idx] & 0x20) != 0) z += "HwAuxPowerFault,"; if ((data[idx] & 0x40) != 0) z += "BusVoltZeroFault,"; if ((data[idx] & 0x80) != 0) z += "IacRmsUnbalance,"; //byte[3] idx++; if ((data[idx] & 0x1) != 0) z += "BusUVP,"; if ((data[idx] & 0x2) != 0) z += "BusOVP,"; if ((data[idx] & 0x4) != 0) z += "VbusUnbalance,"; if ((data[idx] & 0x8) != 0) z += "DciOCP,"; if ((data[idx] & 0x10) != 0) z += "SwOCPInstant,"; if ((data[idx] & 0x20) != 0) z += "SwBOCPInstant,"; if ((data[idx] & 0x40) != 0) z += "reserved-ID31,"; if ((data[idx] & 0x80) != 0) z += "reserved-ID32,"; //byte[4] idx++; if (data[idx] != 0) z += "reserved-ID33~40,"; //byte[5] idx++; if (data[idx] != 0) z += "reserved-ID41~48,"; //byte[6] idx++; if ((data[idx] & 0x1) != 0) z += "ConsistentFault_VGrid,"; if ((data[idx] & 0x2) != 0) z += "ConsistentFault_FGrid,"; if ((data[idx] & 0x4) != 0) z += "ConsistentFault_DCI,"; if ((data[idx] & 0x8) != 0) z += "ConsistentFault_GFCI,"; if ((data[idx] & 0x10) != 0) z += "SpiCommLose,"; if ((data[idx] & 0x20) != 0) z += "SciCommLose,"; if ((data[idx] & 0x40) != 0) z += "RelayTestFail,"; if ((data[idx] & 0x80) != 0) z += "PvIsoFault,"; //byte[7] idx++; if ((data[idx] & 0x1) != 0) z += "OverTempFault_Inv,"; if ((data[idx] & 0x2) != 0) z += "OverTempFault_Boost,"; if ((data[idx] & 0x4) != 0) z += "OverTempFault_Env,"; if ((data[idx] & 0x8) != 0) z += "PEConnectFault,"; if ((data[idx] & 0x10) != 0) z += "reserved-ID61,"; if ((data[idx] & 0x20) != 0) z += "reserved-ID62,"; if ((data[idx] & 0x40) != 0) z += "reserved-ID63,"; if ((data[idx] & 0x80) != 0) z += "reserved-ID64,"; //byte[8] idx++; if ((data[idx] & 0x1) != 0) z += "unrecoverHwAcOCP,"; if ((data[idx] & 0x2) != 0) z += "unrecoverBusOVP,"; if ((data[idx] & 0x4) != 0) z += "unrecoverIacRmsUnbalance,"; if ((data[idx] & 0x8) != 0) z += "unrecoverIpvUnbalance,"; if ((data[idx] & 0x10) != 0) z += "unrecoverVbusUnbalance,"; if ((data[idx] & 0x20) != 0) z += "unrecoverOCPInstant,"; if ((data[idx] & 0x40) != 0) z += "unrecoverPvConfigSetWrong,"; if ((data[idx] & 0x80) != 0) z += "reserved-ID72,"; //byte[9] idx++; if ((data[idx] & 0x1) != 0) z += "reserved-ID73,"; if ((data[idx] & 0x2) != 0) z += "unrecoverIPVInstant,"; if ((data[idx] & 0x4) != 0) z += "unrecoverWRITEEEPROM,"; if ((data[idx] & 0x8) != 0) z += "unrecoverREADEEPROM,"; if ((data[idx] & 0x10) != 0) z += "unrecoverRelayFail,"; if ((data[idx] & 0x20) != 0) z += "reserved-ID78,"; if ((data[idx] & 0x40) != 0) z += "reserved-ID79,"; if ((data[idx] & 0x80) != 0) z += "reserved-ID80,"; if(z.length() > 0){ z.pop_back(); } return {z}; sensor: - platform: wifi_signal id: inverter_wifi_signal name: "ESP-Sofar WiFi Signal" update_interval: 60s icon: "mdi:wifi" - platform: uptime id: inverter_uptime name: "ESP-Sofar Uptime" filters: - lambda: return x / 60.0; unit_of_measurement: minutes icon: "mdi:clock-start" - platform: heapmon id: heapspace name: "ESP-Sofar Heapsize" icon: "mdi:memory" update_interval: 5s - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} DC1 Voltage id: inverter_dc_v1 register_type: holding address: 0x0006 unit_of_measurement: "V" state_class: "measurement" device_class: "voltage" icon: "mdi:alpha-v-circle-outline" value_type: U_WORD accuracy_decimals: 1 filters: - multiply: 0.1 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} DC1 Current id: inverter_dc_c1 register_type: holding address: 0x0007 unit_of_measurement: "A" state_class: "measurement" device_class: "current" icon: "mdi:alpha-a-circle-outline" value_type: U_WORD accuracy_decimals: 2 filters: - multiply: 0.01 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} DC2 Voltage id: inverter_dc_v2 register_type: holding address: 0x0008 unit_of_measurement: "V" state_class: "measurement" device_class: "voltage" icon: "mdi:alpha-v-circle-outline" value_type: U_WORD accuracy_decimals: 1 filters: - multiply: 0.1 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} DC2 Current id: inverter_dc_c2 register_type: holding address: 0x0009 unit_of_measurement: "A" state_class: "measurement" device_class: "current" icon: "mdi:alpha-a-circle-outline" value_type: U_WORD accuracy_decimals: 2 filters: - multiply: 0.01 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} DC1 Power id: inverter_dc_power1 register_type: holding address: 0x000a unit_of_measurement: "W" state_class: "measurement" device_class: "power" icon: "mdi:solar-power" value_type: U_WORD filters: - multiply: 10 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} DC2 Power id: inverter_dc_power2 register_type: holding address: 0x000b unit_of_measurement: "W" state_class: "measurement" device_class: "power" icon: "mdi:solar-power" value_type: U_WORD filters: - multiply: 10 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} AC Power id: inverter_ac_power register_type: holding address: 0x000c unit_of_measurement: "W" state_class: "measurement" device_class: "power" icon: "mdi:solar-power-variant-outline" value_type: U_WORD filters: - multiply: 10 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} AC Reactive Power id: inverter_ac_reactive_power register_type: holding address: 0x000d unit_of_measurement: "kVar" state_class: "measurement" device_class: "reactive_power" icon: "mdi:math-cos" value_type: S_WORD filters: - multiply: 10 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} AC Freq id: inverter_ac_freq register_type: holding address: 0x000e unit_of_measurement: "Hz" state_class: "measurement" device_class: "frequency" icon: "mdi:current-ac" value_type: U_WORD accuracy_decimals: 2 filters: - multiply: 0.01 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} L1 Voltage id: inverter_ac_v1 register_type: holding address: 0x000f unit_of_measurement: "V" state_class: "measurement" device_class: "voltage" icon: "mdi:alpha-v-circle" value_type: U_WORD accuracy_decimals: 1 filters: - multiply: 0.1 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} L1 Current id: inverter_ac_c1 register_type: holding address: 0x0010 unit_of_measurement: "A" state_class: "measurement" device_class: "current" icon: "mdi:alpha-a-circle" value_type: U_WORD accuracy_decimals: 2 filters: - multiply: 0.01 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} L2 Voltage id: inverter_ac_v2 register_type: holding address: 0x0011 unit_of_measurement: "V" state_class: "measurement" device_class: "voltage" icon: "mdi:alpha-v-circle" value_type: U_WORD accuracy_decimals: 1 filters: - multiply: 0.1 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} L2 Current id: inverter_ac_c2 register_type: holding address: 0x0012 unit_of_measurement: "A" state_class: "measurement" device_class: "current" icon: "mdi:alpha-a-circle" value_type: U_WORD accuracy_decimals: 2 filters: - multiply: 0.01 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} L3 Voltage id: inverter_ac_v3 register_type: holding address: 0x0013 unit_of_measurement: "V" state_class: "measurement" device_class: "voltage" icon: "mdi:alpha-v-circle" value_type: U_WORD accuracy_decimals: 1 filters: - multiply: 0.1 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} L3 Current id: inverter_ac_c3 register_type: holding address: 0x0014 unit_of_measurement: "A" state_class: "measurement" device_class: "current" icon: "mdi:alpha-a-circle" value_type: U_WORD accuracy_decimals: 2 filters: - multiply: 0.01 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} Energy total id: inverter_energy_total register_type: holding address: 0x0015 unit_of_measurement: "kWh" accuracy_decimals: 2 device_class: "energy" state_class: "total_increasing" icon: "mdi:solar-power-variant-outline" value_type: U_DWORD - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} Energy generation time total id: inverter_energy_generation_time_total register_type: holding address: 0x0017 unit_of_measurement: "h" icon: "mdi:timeline-clock" value_type: U_DWORD - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} Energy today id: inverter_energy_today register_type: holding address: 0x0019 unit_of_measurement: "kWh" state_class: "measurement" device_class: "energy" icon: "mdi:solar-power-variant-outline" value_type: U_WORD accuracy_decimals: 2 filters: - multiply: 0.01 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} Energy generation time today id: inverter_energy_generation_time_today register_type: holding address: 0x001A unit_of_measurement: "min" icon: "mdi:timeline-clock" value_type: U_WORD - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} Temprature module id: inverter_temp_module register_type: holding address: 0x001B unit_of_measurement: "°C" state_class: "measurement" device_class: "temperature" icon: "mdi:temperature-celsius" value_type: U_WORD - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} Temprature inverter id: inverter_temp_inverter register_type: holding address: 0x001C unit_of_measurement: "°C" state_class: "measurement" device_class: "temperature" icon: "mdi:temperature-celsius" value_type: U_WORD - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} Bus voltage id: inverter_bus_voltage register_type: holding address: 0x001D unit_of_measurement: "V" state_class: "measurement" device_class: "voltage" icon: "mdi:alpha-v-circle-outline" value_type: U_WORD accuracy_decimals: 1 filters: - multiply: 0.1 - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} PV1+ isolation resistance id: inverter_dc_isolation_resistance1 register_type: holding address: 0x0024 unit_of_measurement: "Ohm" state_class: "measurement" icon: "mdi:omega" value_type: U_WORD - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} PV2+ isolation resistance id: inverter_dc_isolation_resistance2 register_type: holding address: 0x0025 unit_of_measurement: "Ohm" state_class: "measurement" icon: "mdi:omega" value_type: U_WORD - platform: modbus_controller modbus_controller_id: sofarsolar name: ${friendly_name} PV- isolation resistance id: inverter_cathode_to_ground_impedance register_type: holding address: 0x0026 unit_of_measurement: "Ohm" state_class: "measurement" icon: "mdi:omega" value_type: U_WORD - platform: template name: ${friendly_name} AC Current (total) lambda: |- return (id(inverter_ac_c1).state + id(inverter_ac_c2).state + id(inverter_ac_c3).state); unit_of_measurement: A accuracy_decimals: 2 icon: "mdi:alpha-a-circle" device_class: "current" state_class: "measurement" update_interval: 5s - platform: template name: ${friendly_name} DC Current (total) lambda: |- return (id(inverter_dc_c1).state + id(inverter_dc_c2).state); unit_of_measurement: A accuracy_decimals: 1 state_class: "measurement" device_class: "current" icon: "mdi:alpha-a-circle-outline" update_interval: 5s - platform: template name: ${friendly_name} DC Power (total) lambda: |- return (id(inverter_dc_power2).state + id(inverter_dc_power1).state); unit_of_measurement: W state_class: "measurement" device_class: "power" accuracy_decimals: 0 icon: "mdi:alpha-a-circle-outline" update_interval: 5s - platform: uptime name: ${friendly_name} Uptime id: uptime_sensor update_interval: 5s icon: "mdi:clock-start" internal: true on_raw_value: then: - text_sensor.template.publish: id: uptime_human state: !lambda |- int seconds = round(id(uptime_sensor).raw_state); seconds = seconds % (24 * 3600); int hours = seconds / 3600; seconds = seconds % 3600; int minutes = seconds / 60; seconds = seconds % 60; return ( (hours ? to_string(hours) + "h " : "") + (minutes ? to_string(minutes) + "m " : "") + (to_string(seconds) + "s") ).c_str(); - platform: template unit_of_measurement: "%" name: "ESP-Sofar WiFi Signal (human readable)" accuracy_decimals: 0 update_interval: 30s device_class: "signal_strength" icon: "mdi:wifi" lambda: return (-0.0134 * (id(inverter_wifi_signal).state * id(inverter_wifi_signal).state ) ) + (-0.2228 * id(inverter_wifi_signal).state) + 100.2; switch: - platform: restart name: "ESP-Sofar Restart" binary_sensor: - platform: status name: "ESP-Sofar Status"