KC868-A6v3 ESP32-S3 IO pins define

[admin]

ANALOG_A1  GPIO4
ANALOG_A2  GPIO5
ANALOG_A3  GPIO6
ANALOG_A4  GPIO7

1-wire (pull-up resistance on PCB):
1-wire1:GPIO15
1-wire2:GPIO16

GP8403 DAC i2c address: 0x58

IIC SDA:GPIO12
IIC SCL:GPIO11

Input_IIC_address 0x22
Relay_IIC_address 0x24

RS485 RXD: GPIO18
RS485 TXD: GPIO17

SPI_Bus: (For LoRA/nRF24L01)
CS: GPIO38
MOSI: GPIO43
MISO: GPIO44
SCK: GPIO39

LoRA sx1278:
RST:GPIO42
DIO0:GPIO41

nRF24L01:
CE: GPIO40

RS232:
TXD:GPIO9
RXD:GPIO10

free GPIO on PCB (beside ESP32-S3 module)
GPIO8
GPIO13
GPIO14
GPIO21
GPIO47
GPIO48