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+--- Thread: F32 ESP32-S3 IO pins define (/showthread.php?tid=8696)
F32 ESP32-S3 IO pins define - admin - 11-03-2025
ANALOG_A1(0-5v) GPIO5
ANALOG_A2(0-5v) GPIO7
ANALOG_A3(4-20mA) GPIO6
ANALOG_A4(4-20mA) GPIO4
IIC SDA:GPIO8
IIC SCL:GPIO18
PCF8575:U27 (relay17-32) i2c address:0x25
PCF8575:U23 (DI1-16) i2c address:0x24
PCF8575:U49 i2c address: 0x26
PCF8575(pin number0-7): DI17-24
PCF8575(pin number8-11): relay13-16
PCF8575(pin number12-15): relay9-12
PCF8575:U62 i2c address: 0x27
PCF8575(pin number0-7)
I25-32PCF8575(pin number8-15):relay1-8
if config by ESPHome:
relay9: pcf8575(U49) number:12
relay10: pcf8575(U49) number:13
relay11: pcf8575(U49) number:14
relay12: pcf8575(U49) number:15
relay13: pcf8575(U49) number:8
relay14: pcf8575(U49) number:9
relay15: pcf8575(U49) number:10
relay16: pcf8575(U49) number:11
RF433MHz wireless receiver: GPIO40
------------------------
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:GPIO17
TXD:GPIO16
--------------------
Tuya module:
RXD:GPIO38
TXD:GPIO39
Tuya network button: Tuya module's P28
Tuya network LED: Tuya module's P16
---------------------
1-wire (pull-up resistance on PCB):
1-wire1:GPIO48
1-wire2:GPIO47
1-wire3:GPIO21
1-wire4:GPIO15
1-wire (without resistance on PCB):
1-wire1:GPIO13
1-wire2:GPIO14
------------------------
SD Card:
SPI-MOSI:GPIO10
SPI-SCK:GPIO11
SPI-MISO:GPIO12
SPI-CS:GPIO9
------------------------
24C02 EPROM i2c address: 0x50
DS3231 RTC i2c address: 0x68
SSD1306 display: i2c address:0x3c
RE: F32 ESP32-S3 IO pins define - lulu01 - 11-04-2025
When will the board be released, and do you already have the dimensions? Thank you.
RE: F32 ESP32-S3 IO pins define - admin - 11-05-2025
next week will release.