6 of 45 October 3, 2011
IDT 89HPES34H16 Data Sheet
Signal Type Name/Description
GPIO[0] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
GPIO[1] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
GPIO[2] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
GPIO[3] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
GPIO[4] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
GPIO[5] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: GPEN
Alternate function pin type: Output
Alternate function: General Purpose Event (GPE) output
GPIO[6] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: P1RSTN
Alternate function pin type: Output
Alternate function: Reset output for downstream port 1
GPIO[7] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: P2RSTN
Alternate function pin type: Output
Alternate function: Reset output for downstream port 2
GPIO[8] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: P3RSTN
Alternate function pin type: Output
Alternate function: Reset output for downstream port 3
GPIO[9] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: P4RSTN
Alternate function pin type: Output
Alternate function: Reset output for downstream port 4
GPIO[10] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: P5RSTN
Alternate function pin type: Output
Alternate function: Reset output for downstream port 5
GPIO[11] I/O General Purpose I/O.
This pin can be configured as a general purpose I/O pin.
Alternate function pin name: P6RSTN
Alternate function pin type: Output
Alternate function: Reset output for downstream port 6
Table 4 General Purpose I/O Pins (Part 1 of 3)