EKF PC7-FESTIVAL, User Manual

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User Guide • PC7-FESTIVAL • CompactPCI® PlusIO CPU Board
GPIO Usage CM238 PCH
GPIO
USAGE DI
R
Function Description
Group C (GPP_C)
C0 Native I/O SMBCLK SMBus Clock Line
C1 Native I/O SMBDATA SMBus Data Line
C2 GPIO IN N/A Not used on PC7, pulled to +3.3V
C3 Native I/O SML0CLK SMLink[0] Clock Line, to Ethernet Controller NC1
C4 Native I/O SML0DATA SMLink[0] Data Line, to Ethernet Controller NC1
C5 GPIO OUT N/A Not connected on PC7
C6-C7 GPIO IN N/A Not connected on PC7
C8 Native IN UART0_RXD UART[1] RXD Line, to P-EXP Pin 25
C9 Native OUT UART0_TXD UART[1] TXD Line, to P-EXP Pin 23
C10 Native OUT UART0_RTS# UART[1] RTS# Line, to P-EXP Pin 24
C11 Native IN UART0_CTS# UART[1] CTS# Line, to P-EXP Pin 26
C12 Native IN UART1_RXD UART[2] RXD Line, to P-EXP Pin 18
C13 Native OUT UART1_TXD UART[2] TXD Line, to P-EXP Pin 17
C14 Native OUT UART1_RTS# UART[2] RTS# Line, to P-EXP Pin 20
C15 Native IN UART1_CTS# UART[2] CTS# Line, to P-EXP Pin 27
C16 Native I/O I2C0_DATA I
2
C Data Line, to Connectors P-HSE2 Pin A23/P-EXP Pin 30
C17 Native I/O I2C0_CLK I
2
C Clock Line, to Connectors P-HSE2 Pin A22/P-EXP Pin 29
C18 Native I/O I2C1_DATA I
2
C Data Line, to CompactPCI PlusIO J1 Pin C17
C19 Native I/O I2C1_CLK I
2
C Clock Line, to CompactPCI PlusIO J1 Pin B17
C20-C23 GPIO IN N/A Not connected on PC7
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