Table 4.15 Pin Description Of Io Port B; Table 4.16 Pin Descriptions Of Io Port C - Hitachi HD64465 User Manual

Table 4.15 Pin Description of IO Port B

Pin No. Pin No.
(HD64465BP) (HD64465BQ) Symbol
IO Port B (multifunction with TIMER or AFE)
D2 F4
D3 E4
D4 F5
C1 B1
C2 C3
C3 F6
B1 D4
B2 A1

Table 4.16 Pin Descriptions of IO Port C

Pin No. Pin No.
(HD64465BP) (HD64465BQ) Symbol
IO Port C
B17 A14
D16 B13
C16 A13
B16 F11
B14 C11
A14 A11
A13 F10
B13 B10
Rev. 3.0, 03/01, page 36 of 390
I/O
PB7 IO
PB6 IO
PB5/ IO/I Multifunction Pin: Port B bit 5 for GPIO/The
KBRESUME
PB4/ IO/O Multifunction Pin: Port B bit 4 for
KBWAKEUP#
PB3 IO
PB2 IO
PB1/TMO1# IO/O Multifunction Pin: Port B bit 1 for GPIO /
PB0/TMO0# IO/O Multifunction Pin: Port B bit 0 for GPIO /
I/O
PC7 IO
PC6 IO
PC5 IO
PC4 IO
PC3 IO
PC2 IO
PC1 IO
PC0 IO
Description
Port B bit 7 for GPIO
Port B bit 6 for GPIO
signal is used to resume standby keyboard
controller
GPIO/Keyboard controller wakes up the
STANDBY system via signal KBWAKEUP#.
Port B bit 3 for GPIO
Port B bit 2 for GPIO
Timer 1 output signal is used to trigger
external event
Timer 0 output signal is used to trigger
external event
Description
Port C bit 7 for GPIO
Port C bit 6 for GPIO
Port C bit 5 for GPIO
Port C bit 4 for GPIO
Port C bit 3 for GPIO
Port C bit 2 for GPIO
Port C bit 1 for GPIO
Port C bit 0 for GPIO