From Olimex
Specs
- ESP32 with 4MB flash memory, Micro SDIO Card reader, ceramic antenna, RJ45 ethernet port
Note
Network is available to only for one peripheral at a time. It support only Wi-Fi communications or only Ethernet communications or Bluetooth communications not all at once.
SD (SPIO 1bit):
| Function | GPIO |
|---|---|
| CMD | 15 |
| CLK | 14 |
| D0 | 2 |
How to enable ?
In configuration.h:
#define ETH_FEATURE
//Ethernet type (Check ETH.h eth_phy_type_t)
#define ESP3D_ETH_PHY_TYPE TYPE_ETH_PHY_LAN8720
//Ethernet board Clock mode
#define ESP3D_ETH_CLK_MODE ETH_CLOCK_GPIO17_OUT
//Pins of ethernet board
#define ESP3D_ETH_PHY_POWER_PIN 5
#define ESP3D_ETH_PHY_MDC_PIN 23
#define ESP3D_ETH_PHY_MDIO_PIN 18
//Address of ethernet board
#define ESP3D_ETH_PHY_ADDR 0
