T32M ESP32-S3 IO pins define

[admin]

analog A1 (0-5v): GPIO7
analog A2 (0-5v): GPIO6
analog A3 (4-20mA): GPIO5
analog A4 (4-20mA): GPIO4

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IIC Bus-1:

SDA:GPIO48
SCL:GPIO47

PCF8575: (output1-16): i2c address:0x20
PCF8575: (output17-32): i2c address:0x21
PCF8575: (input1-16): i2c address:0x24
PCF8575: (input17-32): i2c address:0x25

24C02 EPROM i2c address: 0x50

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1-wire (pull-up resistance on PCB):
GPIO15
GPIO16
GPIO17
GPIO18

free GPIO:
GPIO8
GPIO9
GPIO10

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Ethernet (W5500) I/O define:

clk_pin: GPIO42
mosi_pin: GPIO43
miso_pin: GPIO44
cs_pin: GPIO41

interrupt_pin: GPIO2
reset_pin: GPIO1

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RS485:
RXD:GPIO21
TXD:GPIO13
EN:GPIO14