EKF PC7-FESTIVAL, Руководство пользователя

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User Guide • PC7-FESTIVAL • CompactPCI® PlusIO CPU Board
GPIO Usage
GPIO Usage CM238 PCH
GPIO Usage CM238 PCH
GPIO
USAGE DI
R
Function Description
Group A (GPP_A)
A0 Native IN RCIN# Keyboard Reset, to P-EXP Pin 13
A1-A4 Native I/O LPC_AD[0-3] LPC Address/Data Lines
A5 Native OUT LPC_FRAME# LPC Frame
A6 Native IN SERIRQ Serialized IRQ
A7 Native IN PIRQA# Not used on PC7 (pulled via resistor to +3.3V)
A8 Native IN CLKRUN# Not used on PC7 (pulled via resistor to +3.3V)
A9 Native OUT CLKOUT_LPC0 24MHz LPC Clock, to P-EXP Pin 3
A10 Native OUT CLKOUT_LPC1 24MHz LPC Clock, to TPM
A11 Native IN PME# Power Management Event, to P-EXP Pin 14
A12-A13 GPIO IN N/A Not connected on PC7
A14 Native OUT N/A Not connected on PC7
A15-A16 GPIO IN N/A Not connected on PC7
A17-A19 GPIO IN HW_REV[0:2] PCB Revision Code HW_REV[2:0]
GPIO[19:17]
000 001 010 ... 110 111
Revision 0 1 2 6 7
A20 GPIO OUT SE_SYS_WP TPM2.0 Physical Present Pin
A21-A23 GPIO IN N/A Not connected on PC7
Group B (GPP_B)
B0 GPIO OUT ENABLE_NC2 Enable Ethernet Controller NC2
B1-B5 GPIO IN N/A Not connected on PC7
B6 Native IN CLKREQ1# CompactPCI ® Clock Request Slot 1 (J2 B12 CLKOE_1J2#_D)
B7 Native IN CLKREQ2# CompactPCI ® Clock Request Slot 2 (J2 C12 CLKOE_2J2#_D)
B8 Native IN CLKREQ3# CompactPCI ® Clock Request Slot 3 (J2 C13 CLKOE_3J2#_D)
B9 Native IN CLKREQ4# CompactPCI ® Clock Request Slot 4 (J2 C14 CLKOE_4J2#_D)
B11-B12 GPIO IN N/A Not connected on PC7
B13 Native OUT PLTRST# Platform Reset
B14 Native OUT SPEAKER Speaker, to P-EXP Pin 39
B15-B17 GPIO IN N/A Not connected on PC7
B18 GPIO OUT N/A Not used on PC7, Hardware Strap to disable TCO Watchdog
B19-B21 GPIO IN N/A Not connected on PC7
B22 GPIO OUT USB_POWEN1 USB Front Panel Right Port Power Enable
B23 GPIO OUT USB_POWEN2 USB Front Panel Left Port Power Enable
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