177 lines
5.3 KiB
YAML
177 lines
5.3 KiB
YAML
#############################################
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#############################################
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# Nissan Leaf 12V Battery Monitor
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# Monitoring the status of a vehicle 12V battery with
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# an esp8266 (D1 Mini). It will obviously only
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# transmit when the vehicle is within wifi range.
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# Voltage is measured with a resistor voltage divider
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# into the analogue GPIO on the esp8266.
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# https://zorruno.com/2022/vehicle-12v-battery-monitoring/
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##############################################
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# zorruno 2022-09-31 V1 Untested
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# zorruno 2024-06-02 V2 YAML Tidyups
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#############################################
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#############################################
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#############################################
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# Variable Substitutions
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# Give this a useful name & description here
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# and change values accordingly
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#############################################
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substitutions:
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devicename: "esp-leafbat2"
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friendly_name: "Nissan Leaf 12V Battery Monitor"
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description_comment: "Nissan Leaf 12V Battery Monitor (when home)"
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#if NOT using a secrets file, just replace these with the passwords etc in speech marks
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api_key: !secret esp-leafbat_api_key #unfortunately you can't use substitutions in secrets names
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ota_pass: !secret esp-leafbat_ota_pass #unfortunately you can't use substitutions in secrets names
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#update_time: 30s #update time for for temp sensors etc
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wifi_ssid: !secret wifi_ssid
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wifi_pass: !secret wifi_password
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#Add these if we are giving it a static ip, or remove them in the Wifi section
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static_ip_address: !secret esp-leafbat_static_ip
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static_ip_gateway: !secret esp-leafbat_gateway
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static_ip_subnet: !secret esp-leafbat_subnet
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mqtt_server: !secret mqtt_server
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mqtt_username: !secret mqtt_username
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mqtt_password: !secret mqtt_password
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mqtt_topic: "esphome/esp-leafbat2" #main topic for the mqtt server, call it what you like
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web_server_username: !secret web_server_username
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web_server_password: !secret web_server_password
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fallback_ap_ssid: "Esp-Leafbat2 Fallback Hotspot"
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fallback_ap_password: !secret fallback_ap_password
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#############################################
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# ESPHome
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#############################################
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esphome:
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name: ${devicename}
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comment: ${description_comment} #appears on the esphome page in HA
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########################################
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# Specific board for ESPHome device
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########################################
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esp8266:
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board: d1_mini
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#############################################
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# ESPHome Logging Enable
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#############################################
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logger:
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########################################
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# Enable the Home Assistant API
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########################################
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api:
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encryption:
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key: ${api_key}
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########################################
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# Enable Over the Air Update Capability
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# Safe mode will detect boot loops
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########################################
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ota:
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safe_mode: true
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password: ${ota_pass}
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########################################
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# Use Wifi
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# (credentials are in secrets file)
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########################################
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wifi:
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ssid: ${wifi_ssid}
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password: ${wifi_password}
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# Details for fallback hotspot (captive portal) in case wifi connection fails
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ap:
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ssid: ${fallback_ap_ssid}
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password: ${fallback_ap_password}
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# Static IP (for lower power/quicker on time)
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manual_ip:
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static_ip: ${static_ip_address}
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gateway: ${static_ip_gateway}
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subnet: ${static_ip_subnet}
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#############################################
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# Fallback captive portal
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#############################################
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captive_portal:
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########################################
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# Web Portal for display and monitoring
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########################################
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web_server:
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port: 80
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auth:
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username: ${web_server_username}
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password: ${web_server_password}
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########################################
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# MQTT Monitoring
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########################################
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mqtt:
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broker: ${mqtt_server}
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topic_prefix: ${mqtt_topic}
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username: ${mqtt_username}
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password: ${mqtt_password}
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#
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# Availability Topic
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#birth_message:
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# topic: esphome/esp-leafbat2/availability
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# payload: online
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#will_message:
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# topic: esphome/esp-leafbat2/availability
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# payload: offline
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# A way to prevent deep sleep using MQTT command
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on_message:
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- topic: viewroad-commands/leafbat2/deepsleep
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payload: 'ON'
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then:
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- deep_sleep.prevent: deep_sleep_1
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- topic: viewroad-commands/leafbat2/deepsleep
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payload: 'ON'
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then:
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- deep_sleep.enter: deep_sleep_1
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########################################
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# Deep Sleep
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########################################
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deep_sleep:
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run_duration: 20s
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sleep_duration: 10min
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id: deep_sleep_1
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#############################################
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#############################################
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# MAIN SENSORS
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#############################################
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#############################################
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sensor:
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# Quality of Wifi in dBm
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- platform: wifi_signal
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name: "WiFi Signal"
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update_interval: 10s
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retain: true
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# Analog sensor for voltage reading (A0)
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- platform: adc
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pin: A0
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name: "Battery Voltage"
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update_interval: 10s
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retain: true
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filters:
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- multiply: 18.52 # trial and error calc/measure
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- calibrate_linear:
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- 5.99 -> 6.0
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- 11.98 -> 11.99
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- 16.98 -> 16.98
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#name: "Battery Voltage"
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# Optional variables:
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#retain: true |