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+--- Thread: KC868-AGv3 ESP32S3 I/O pin define (/showthread.php?tid=9468)
KC868-AGv3 ESP32S3 I/O pin define - admin - 06-11-2026
ESP32 download: GPIO0
I2C bus:
SDA:GPIO11
SCL:GPIO10
24C02 EPROM i2c address: 0x50
RF433M Sender:GPIO2
RF433M Receiver:GPIO9
IR Receiver:GPIO1
IR Sender: GPIO47 (7pcs IR tube inside of box)
IR extend cable-1:GPIO43
IR extend cable-2:GPIO44
beep: GPIO21
Free GPIOs:
GPIO4
GPIO5
GPIO6
GPIO7
GPIO15
GPIO16
GPIO17
GPIO18
GPIO42
GPIO8
GPIO40
GPIO41
GPIO38
GPIO39
GPIO13
GPIO14
GPIO12
GPIO48