04-26-2023, 12:49 AM
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
IIC BUS:
SDA:4
SCL:5
SD card:
MISO: 2
MOSI: 15
SCK: 14
analog input1 (CH1) 36
analog input1 (CH2) 34
analog input1 (CH3) 39
74HC4067:
S0:32
S1:33
S2:13
S3:16
GPIO35 use for 74HC4067 extend 16 channel analog input
#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
IIC BUS:
SDA:4
SCL:5
SD card:
MISO: 2
MOSI: 15
SCK: 14
analog input1 (CH1) 36
analog input1 (CH2) 34
analog input1 (CH3) 39
74HC4067:
S0:32
S1:33
S2:13
S3:16
GPIO35 use for 74HC4067 extend 16 channel analog input