HD6432646 Hitachi, HD6432646 Datasheet - Page 250

• Manufacturer Part Number: HD6432646
• Description: (HD64F264x Series) 16-Bit Microcomputer
• Manufacturer: Hitachi

Port D
Port E
Port F
Port H
216
Port
Description
8-bit I/O
port
Built-in
MOS input
pull-up
8-bit I/O
port
Built-in
MOS input
pull-up
7-bit I/O
port
8-bit I/O
port
PD7/D15
PD6/D14
PD5/D13
PD4/D12
PD3/D11
PD2/D10
PD1/D9
PD0/D8
PE7/D7
PE6/D6
PE5/D5
PE4/D4
PE3/D3
PE2/D2
PE1/D1
PE0/D0
PF7/
PF6/AS/SEG20
PF5/RD/SEG19
PF4/HWR/SEG18
PF3/LWR/ADTRG
/IRQ3
PF2/WAIT/SEG17
PF0/IRQ2
PH7/PWM1H
PH6/PWM1G
PH5/PWM1F
PH4/PWM1E
PH3/PWM1D
PH2/PWM1C
PH1/PWM1B
PH0/PWM1A
Pins
Data bus I/O
8-bit I/O port in 8-bit bus mode
Data bus I/O and 8-bit I/O port in 16-bit bus
mode
If DDR = 0: input port
If DDR = 1:
LCD segment output (SEG18 to SEG20) and
bus control signals (AS, RD, HWR)
Bus control signal (LWR) and ADTRG, IRQ3
input
If WAITE = 0 (following reset): LCD segment
output (SEG17) and input port
If WAITE = 1: LCD segment output (SEG17)
and WAIT input
IRQ2 input and I/O port
Motor control PWM timer (channel 1) output pins (PWM1A to
PWM1H) and 8-bit I/O port
Mode 4
output
Mode 5
Mode 6
8-bit I/O port
8-bit I/O port
LCD segment
output (SEG18
to SEG20) and
I/O port
Input port and
ADTRG, IRQ3
input
LCD segment
output
(SEG17) and
I/O port
Mode 7