User's Manual

3.5 Peripheral Interface Description 3 FUNCTIONAL DESCRIPTION
Interface Signal Pin Function
SDIO Slave
SD_CLK IO6
SDIO interface that conforms to the
industry standard SDIO 2.0 card
specification.
SD_CMD IO11
SD_DATA0 IO7
SD_DATA1 IO8
SD_DATA2 IO9
SD_DATA3 IO10
EMAC
EMAC_TX_CLK IO0
Ethernet MAC with MII/RMII interface
EMAC_RX_CLK IO5
EMAC_TX_EN IO21
EMAC_TXD0 IO19
EMAC_TXD1 IO22
EMAC_TXD2 IO14
EMAC_TXD3 IO12
EMAC_RX_ER IO13
EMAC_RX_DV IO27
EMAC_RXD0 IO25
EMAC_RXD1 IO26
EMAC_RXD2 TXD
EMAC_RXD3 IO15
EMAC_CLK_OUT IO16
EMAC_CLK_OUT_180 IO17
EMAC_TX_ER IO4
EMAC_MDC_out Any GPIO
EMAC_MDI_in Any GPIO
EMAC_MDO_out Any GPIO
EMAC_CRS_out Any GPIO
EMAC_COL_out Any GPIO
Note:
Functions of Motor PWM, LED PWM, UART, I2C, I2S, general purpose SPI and Remote Controller can be configured to
any GPIO.
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