KinCony KC868-A6

GPIO Pinout

Pin	Function
GPIO32	1-Wire GPIO IO-1
GPIO33	1-Wire GPIO IO-2
GPIO4	I2C SDA
GPIO15	I2C SCL
GPIO14	RS485 RX
GPIO27	RS485 TX
GPIO17	RS232 RX
GPIO16	RS232 TX
GPIO5	SPI CS
GPIO23	SPI MOSI
GPIO19	SPI MISO
GPIO18	SPI CSK
GPIO21	LORA RST
GPIO2	LORA DIO0
GPIO26	Analog output DA1
GPIO25	Analog output DA2
GPIO36	Analog input A1
GPIO39	Analog input A2
GPIO34	Analog input A3
GPIO35	Analog input A4

Additional pinout/design details

Installation

Connect the board with a USB-C cable to your commputer. While pressing the S2 switch, attach the external power supply (12V) to the board. Erase flash and then flash the board with the usual ESPHome installation methods.

Basic Configuration

# Basic Config
esphome:
  name: kc868-a6

esp32:
  board: esp32dev
  framework:
    type: esp-idf

wifi:
  ssid: !secret wifi_ssid
  password: !secret wifi_password

logger:

api:
  encryption:
    key: !secret encryption_key

ota:
  - platform: esphome
    password: !secret ota_password

uart:
  - id: rs485
    tx_pin: GPIO27
    rx_pin: GPIO14
    baud_rate: 9600
  - id: rs232
    tx_pin: GPIO17
    rx_pin: GPIO16
    baud_rate: 9600

spi:
  clk_pin: GPIO18
  mosi_pin: GPIO23
  miso_pin: GPIO19
  # cs pin: GPIO5

i2c:
  sda: GPIO4
  scl:
    number: GPIO15
    ignore_strapping_warning: true

pcf8574:
  - id: inputs
    address: 0x22
  - id: outputs
    address: 0x24

time:
  - platform: ds1307
    id: rtc_time

binary_sensor:
  - platform: gpio
    name: "KC868-A6-IN-1"
    pin:
      pcf8574: inputs
      number: 0
      mode: INPUT
      inverted: true
  - platform: gpio
    name: "KC868-A6-IN-2"
    pin:
      pcf8574: inputs
      number: 1
      mode: INPUT
      inverted: true
  - platform: gpio
    name: "KC868-A6-IN-3"
    pin:
      pcf8574: inputs
      number: 2
      mode: INPUT
      inverted: true
  - platform: gpio
    name: "KC868-A6-IN-4"
    pin:
      pcf8574: inputs
      number: 3
      mode: INPUT
      inverted: true
  - platform: gpio
    name: "KC868-A6-IN-5"
    pin:
      pcf8574: inputs
      number: 4
      mode: INPUT
      inverted: true
  - platform: gpio
    name: "KC868-A6-IN-6"
    pin:
      pcf8574: inputs
      number: 5
      mode: INPUT
      inverted: true

switch:
  - platform: gpio
    name: "KC868-A6-RELAY-1"
    id: relay_1
    pin:
      pcf8574: outputs
      number: 0
      mode: OUTPUT
      inverted: true
  - platform: gpio
    name: "KC868-A6-RELAY-2"
    id: relay_2
    pin:
      pcf8574: outputs
      number: 1
      mode: OUTPUT
      inverted: true
  - platform: gpio
    name: "KC868-A6-RELAY-3"
    id: relay_3
    pin:
      pcf8574: outputs
      number: 2
      mode: OUTPUT
      inverted: true
  - platform: gpio
    name: "KC868-A6-RELAY-4"
    id: relay_4
    pin:
      pcf8574: outputs
      number: 3
      mode: OUTPUT
      inverted: true
  - platform: gpio
    name: "KC868-A6-RELAY-5"
    id: relay_5
    pin:
      pcf8574: outputs
      number: 4
      mode: OUTPUT
      inverted: true
  - platform: gpio
    name: "KC868-A6-RELAY-6"
    id: relay_6
    pin:
      pcf8574: outputs
      number: 5
      mode: OUTPUT
      inverted: true