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+--- Thread: T16M ESP32-S3 IO pins define (/showthread.php?tid=7422)
T16M ESP32-S3 IO pins define - admin - 01-20-2025
IIC Bus:
SDA:GPIO11
SCL:GPIO12
PCF8575:U22 (output1-16): i2c address:0x25
PCF8575:U17 (input1-16): i2c address:0x24
24C02 EPROM i2c address: 0x50
-----------------
1-wire (pull-up resistance on PCB):
1-wire1:GPIO8
1-wire2:GPIO9
1-wire3:GPIO10
1-wire4:GPIO15
1-wire5:GPIO16
1-wire6:GPIO17
1-wire7:GPIO18
-----------------
Ethernet (W5500) I/O define:
clk_pin: GPIO42
mosi_pin: GPIO43
miso_pin: GPIO44
cs_pin: GPIO41
interrupt_pin: GPIO2
reset_pin: GPIO1
--------------------
RS485:
RXD:GPIO14
TXD:GPIO13