General Purpose I/O (Gpio); Serial Interface Signals - ADLINK Technology AMD COM Express Express-VR7 User Manual

Express-VR7 User's Guide

4.3.11 General Purpose I/O (GPIO)

Name Pin # Description
GPO[0] A93 General purpose output pins.
GPO[1] B54 General purpose output pins.
GPO[2] B57 General purpose output pins.
GPO[3] B63 General purpose output pins.
GPI[0] A54 General purpose input pins. Pulled high internally on the
module.
GPI[1] A63 General purpose input pins. Pulled high internally on the
module.
GPI[2] A67 General purpose input pins. Pulled high internally on the
module.
GPI[3] A85 General purpose input pins. Pulled high internally on the
module.
Note: GPI/GPO source from EC is default setting. GPI/GPO source from SoC's GPIOs is by build option supported by project basis.

4.3.12 Serial Interface Signals

Name Pin # Description
SER0_TX A98 General purpose serial port transmitter
SER0_RX A99 General purpose serial port receiver
SER1_TX A101 General purpose serial port transmitter
SER1_RX A102 General purpose serial port receiver
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I/O
O 3.3V
O 3.3V
O 3.3V
O 3.3V
I 3.3V
I 3.3V
I 3.3V
I 3.3V
I/O
O CMOS
3.3V
I CMOS
3.3V
O CMOS
3.3V
I CMOS
3.3V
Copyright © 2024 ADLINK Technology, Inc.
PU / PD Comment
PD 10K 3.3V After hardware RESET output low
PD 10K 3.3V After hardware RESET output low
PD 10K 3.3V After hardware RESET output low
PD 10K 3.3V After hardware RESET output low
PU 10K 3.3V
PU 10K 3.3V
PU 10K 3.3V
PU 10K 3.3V
PU / PD Comment
Power rail tolerance 5V, 12V
There shall be PD on carrier board
PU 10K 3.3V Power rail tolerance 5V, 12V
Power rail tolerance 5V, 12V
There shall be PD on carrier board
PU 10K 3.3V Power rail tolerance 5V, 12V
PICMG COM.0 R3.1