0.6 (2019–07–25)
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32
Signal Name Type Description
SDCARD_D3 DIO SD Card data bus bit 3 signal
SDCARD_CLK DO SD Card clock signal
SDCARD_CMD DIO SD Card command signal
Table 4-12 SDIO Interface Signal Description
Signal Name Type Description
SDIO_D0 DIO SDIO data bus bit 0 signal
SDIO_D1 DIO SDIO data bus bit 1 signal
SDIO_D2 DIO SDIO data bus bit 2 signal
SDIO_D3 DIO SDIO data bus bit 3 signal
SDIO_CLK DO SDIO clock signal
SDIO_CMD DIO SDIO command signal
Table 4-13 Clock Interface Signal Description
Signal Name Type Description
CLK_32K_IN DI 32KHz clock input
CLK12_24 DO 12MHz/24MHZ clock output
CLK25_EE DO 25MHz clock output
Table 4-14 UART Interface Signal Description
Signal Name Type Description
UART_AO_A _ TX DO UART Port A data output in AO domain
UART_AO_A_RX DI UART Port A data input in AO domain
UART_AO_ A_ CTS DI UART Port A Clear To Send Signal in AO domain
UART_AO_A _ RTS DO UART Port A Ready To Send Signal in AO domain
UART_AO_B _ TX DO UART Port B data output in AO domain
UART_AO_B _ RX DI UART Port B data input in AO domain
UART_AO_B _ CTS DI UART Port B Clear To Send Signal in AO domain
UART_AO_B _ RTS DO UART Port B Ready To Send Signal in AO domain
UART_EE_A _TX DO UART Port A data output in EE domain
UART_EE _A_RX DI UART Port A data input in EE domain
UART_EE _A_CTS DI UART Port A Clear To Send Signal in EE domain
UART_EE _A_RTS DO UART Port A Ready To Send Signal in EE domain
UART_EE _B_TX DO UART Port B data output in EE domain
UART_EE _B_RX DI UART Port B data input in EE domain
UART_EE _C_TX DO UART Port C data output in EE domain
UART_EE _C_RX DI UART Port C data input in EE domain
S905D3 Quick Reference Manual 4 Pinout Specification
Preliminary Version
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