11 of 62 November 28, 2011
IDT 89HPES64H16AG2 Data Sheet
GPIO[28] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
1st Alternate function pin name: HP2PDN
1st Alternate function pin type: Input
1st Alternate function: Hot Plug Signal Group 2 Presence Detect Input.
2nd Alternate function pin name: P4LINKUPN
2nd Alternate function pin type: Output
2nd Alternate function: Port 4 Link Up Status Output.
GPIO[29] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
1st Alternate function pin name: HP2PFN
1st Alternate function pin type: Input
1st Alternate function: Hot Plug Signal Group 2 Power Fault Input.
2nd Alternate function pin name: P4ACTIVEN
2nd Alternate function pin type: Output
2nd Alternate function: Port 4 Link Active Status Output.
GPIO[30] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
1st Alternate function pin name: HP2PWRGDN
1st Alternate function pin type: Input
1st Alternate function: Hot Plug Signal Group 2 Power Good Input.
2nd Alternate function pin name: P5LINKUPN
2nd Alternate function pin type: Output
2nd Alternate function: Port 5 Link Up Status Output.
GPIO[31] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
1st Alternate function pin name: HP2MRLN
1st Alternate function pin type: Input
1st Alternate function: Hot Plug Signal Group 2 Manually Operated Reten-
tion Latch Input.
2nd Alternate function pin name: P5ACTIVEN
2nd Alternate function pin type: Output
2nd Alternate function: Port 5 Link Active Status Output.
GPIO[32] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
1st Alternate function pin name: HP2AIN
1st Alternate function pin type: Output
1st Alternate function: Hot Plug Signal Group 2 Attention Indicator Output.
2nd Alternate function pin name: P6LINKUPN
2nd Alternate function pin type: Output
2nd Alternate function: Port 6 Link Up Status Output.
GPIO[33] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
1st Alternate function pin name: HP2PIN
1st Alternate function pin type: Output
1st Alternate function: Hot Plug Signal Group 2 Power Indicator Output.
2nd Alternate function pin name: P6ACTIVEN
2nd Alternate function pin type: Output
2nd Alternate function: Port 6 Link Active Status Output.
GPIO[34] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
1st Alternate function pin name: HP2PEP
1st Alternate function pin type: Output
1st Alternate function: Hot Plug Signal Group 2 Power Enable Output.
2nd Alternate function pin name: P7LINKUPN
2nd Alternate function pin type: Output
2nd Alternate function: Port 7 Link Up Status Output.
Signal Type Name/Description
Table 5 General Purpose I/O Pins (Part 4 of 7)