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+--- Thread: G1 ESP32-S3 IO pins define (/showthread.php?tid=7146)
G1 ESP32-S3 IO pins define - admin - 11-28-2024
IIC SDA:GPIO12
IIC SCL:GPIO11
------------------------
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:GPIO18
TXD:GPIO8
--------------------
4G SIM7600:
RXD:GPIO10
TXD:GPIO9
--------------------
1-wire (pull-up resistance on PCB):
1-wire1:GPIO15
1-wire2:GPIO16
1-wire3:GPIO17
1-wire4:GPIO40
1-wire (without resistance on PCB):
1-wire1:GPIO13
1-wire2:GPIO14
1-wire2:GPIO21
free GPIOs(without ESD diode on PCB):
GPIO4
GPIO5
GPIO6
GPIO7
------------------------
24C02 EPROM i2c address: 0x50
SSD1306 display: i2c address:0x3c