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KC868-E16S ESP32 I/O pin define
#1
ANALOG_A1  GPIO36
ANALOG_A2  GPIO35
ANALOG_A3  GPIO34
ANALOG_A4  GPIO39

IIC SDA:GPIO16
IIC SCL:GPIO15

PCF8574:U27 (relay1-8): 100 001 = 0x21
PCF8574:U28 (relay9-16): 100 101 = 0x25

PCF8574:U23 (DI1-8): 100 010 = 0x22
PCF8574:U24 (DI9-16): 100 100 = 0x24

RF433MHz wireless receiver: GPIO4

BEEP:GPIO2

Ethernet (LAN8720) I/O define:

#define ETH_ADDR        0
#define ETH_POWER_PIN  -1
#define ETH_MDC_PIN    23
#define ETH_MDIO_PIN  18
#define ETH_TYPE      ETH_PHY_LAN8720
#define ETH_CLK_MODE  ETH_CLOCK_GPIO17_OUT

--------------------
RS485:
RXD:GPIO13
TXD:GPIO32

Extend serial port (3.3v TTL level):
RXD:GPIO14
TXD:GPIO33
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Messages In This Thread
KC868-E16S ESP32 I/O pin define - by admin - 05-17-2022, 12:44 AM
RE: KC868-E16S ESP32 I/O pin define - by Sewek0 - 04-26-2024, 10:07 AM
RE: KC868-E16S ESP32 I/O pin define - by admin - 04-26-2024, 10:40 AM
RE: KC868-E16S ESP32 I/O pin define - by Sewek0 - 04-26-2024, 01:12 PM
RE: KC868-E16S ESP32 I/O pin define - by admin - 04-26-2024, 01:28 PM

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