devices.esphome.io
KinCony KC868-A8v3 (ESP32-S3 Relay)
KinCony KC868-A8v3 (ESP32-S3 Relay)
Device Type: relayElectrical Standard: globalBoard: esp32
      
  
        
        
        
Resources
ESPHome Configuration
Here is an example YAML configuration for the KinCony KC868-A8v3 relay board.
esphome:  name: a8v3  friendly_name: a8v3esp32:  board: esp32-s3-devkitc-1  framework:    type: arduino
api:
ota:  platform: esphome
ethernet:  type: W5500  clk_pin: GPIO1  mosi_pin: GPIO2  miso_pin: GPIO41  cs_pin: GPIO42  interrupt_pin: GPIO43  reset_pin: GPIO44
i2c:  - id: bus_a    sda: 8    scl: 18    scan: true    frequency: 400kHz
pcf8574:  - id: pcf8574_hub_out_1 # for output channel 0-7| input channel 8-15    i2c_id: bus_a    address: 0x22    pcf8575: true
uart:  - id: uart_1 #RS485    baud_rate: 9600    debug:      direction: BOTH      dummy_receiver: true      after:        timeout: 10ms    tx_pin: 39    rx_pin: 38
switch:  - platform: uart    uart_id: uart_1    name: "RS485 Button"    data: [0x11, 0x22, 0x33, 0x44, 0x55]
  - platform: gpio    name: "a8v3-output01"    id: "a8v3_output01"    pin:      pcf8574: pcf8574_hub_out_1      number: 0      mode: OUTPUT      inverted: true  - platform: gpio    name: "a8v3-output02"    id: "a8v3_output02"    pin:      pcf8574: pcf8574_hub_out_1      number: 1      mode: OUTPUT      inverted: true  - platform: gpio    name: "a8v3-output03"    id: "a8v3_output03"    pin:      pcf8574: pcf8574_hub_out_1      number: 2      mode: OUTPUT      inverted: true  - platform: gpio    name: "a8v3-output04"    id: "a8v3_output04"    pin:      pcf8574: pcf8574_hub_out_1      number: 3      mode: OUTPUT      inverted: true  - platform: gpio    name: "a8v3-output05"    id: "a8v3_output05"    pin:      pcf8574: pcf8574_hub_out_1      number: 4      mode: OUTPUT      inverted: true  - platform: gpio    name: "a8v3-output06"    id: "a8v3_output06"    pin:      pcf8574: pcf8574_hub_out_1      number: 5      mode: OUTPUT      inverted: true  - platform: gpio    name: "a8v3-output07"    id: "a8v3_output07"    pin:      pcf8574: pcf8574_hub_out_1      number: 6      mode: OUTPUT      inverted: true  - platform: gpio    name: "a8v3-output08"    id: "a8v3_output08"    pin:      pcf8574: pcf8574_hub_out_1      number: 7      mode: OUTPUT      inverted: true
binary_sensor:  - platform: gpio    name: "a8v3-input01"    id: "a8v3_input01"    pin:      pcf8574: pcf8574_hub_out_1      number: 8      mode: INPUT      inverted: true  - platform: gpio    name: "a8v3-input02"    id: "a8v3_input02"    pin:      pcf8574: pcf8574_hub_out_1      number: 9      mode: INPUT      inverted: true  - platform: gpio    name: "a8v3-input03"    id: "a8v3_input03"    pin:      pcf8574: pcf8574_hub_out_1      number: 10      mode: INPUT      inverted: true  - platform: gpio    name: "a8v3-input04"    id: "a8v3_input04"    pin:      pcf8574: pcf8574_hub_out_1      number: 11      mode: INPUT      inverted: true  - platform: gpio    name: "a8v3-input05"    id: "a8v3_input05"    pin:      pcf8574: pcf8574_hub_out_1      number: 12      mode: INPUT      inverted: true  - platform: gpio    name: "a8v3-input06"    id: "a8v3_input06"    pin:      pcf8574: pcf8574_hub_out_1      number: 13      mode: INPUT      inverted: true  - platform: gpio    name: "a8v3-input07"    id: "a8v3_input07"    pin:      pcf8574: pcf8574_hub_out_1      number: 14      mode: INPUT      inverted: true  - platform: gpio    name: "a8v3-input08"    id: "a8v3_input08"    pin:      pcf8574: pcf8574_hub_out_1      number: 15      mode: INPUT      inverted: true
  ## pull-up resistance on PCB  - platform: gpio    name: "a8v3-W1-io13"    pin:      number: 13      inverted: true
  - platform: gpio    name: "a8v3-W1-io40"    pin:      number: 40      inverted: true
  - platform: gpio    name: "a8v3-W1-io14"    pin:      number: 14      inverted: true
  - platform: gpio    name: "a8v3-W1-io48"    pin:      number: 48      inverted: true  ## without resistance on PCB  - platform: gpio    name: "a8v3-5"    pin:      number: 5      inverted: false
  - platform: gpio    name: "a8v3-0"    pin:      number: 0      inverted: false
sensor:  - platform: adc    pin: 7    name: "A8v3 A1 Voltage"    update_interval: 5s    attenuation: 11db    filters:      - lambda: |-          if (x >= 3.11) {            return x * 1.60256;          } else if (x <= 0.15) {            return 0;          } else {            return x * 1.51;          }  - platform: adc    pin: 6    name: "A8v3 A2 Voltage"    update_interval: 5s    attenuation: 11db    filters:      # - multiply: 1.51515      - lambda: |-          if (x >= 3.11) {            return x * 1.60256;          } else if (x <= 0.15) {            return 0;          } else {            return x * 1.51;          }
web_server:  port: 80
font:  - file: "gfonts://Roboto"    id: roboto    size: 20
display:  - platform: ssd1306_i2c    i2c_id: bus_a    model: "SSD1306 128x64"    address: 0x3C    lambda: |-      it.printf(0, 0, id(roboto), "KinCony a8v3");