HD6432646 Hitachi, HD6432646 Datasheet - Page 253

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

Port D
Port B
Port C
Port E
Port
Description
8-bit I/O
port
Built-in
MOS input
pull-up
Open-drain
output
capability
8-bit I/O
port
Built-in
MOS input
pull-up
Open-drain
output
capability
8-bit I/O
port
Built-in
MOS input
pull-up
8-bit I/O
port
Built-in
MOS input
pull-up
PB7/A15/SEG32
PB6/A14/SEG31
PB5/A13/SEG30
PB4/A12/SEG29
PB3/A11/SEG28
PB2/A10/SEG27
PB1/A9/SEG26
PB0/A8/SEG25
PC7/A7/SEG24
PC6/A6/SEG23
PC5/A5/SEG22
PC4/A4/SEG21
PC3/A3/SEG20
PC2/A2/SEG19
PC1/A1/SEG18
PC0/A0/SEG17
PD7 /D15/SEG16
PD6/D14/SEG15
PD5/D13/SEG14
PD4/D12/SEG13
PD3/D11/SEG12
PD2/D10/SEG11
PD1/D9/SEG10
PD0/D8/SEG9
PE7/D7/SEG8
PE6/D6/SEG7
PE5/D5/SEG6
PE4/D4/SEG5
PE3/D3/SEG4
PE2/D2/SEG3
PE1/D1/SEG2
PE0/D0/SEG1
Pins
LCD segment output (SEG25 to SEG32),
address output (A15 to A8), and 8-bit I/O port
Address output (A7 to A0)
Data bus I/O
LCD segment output (SEG1 to SEG8) and I/O
port in 8-bit bus mode
LCD segment output (SEG1 to SEG8), data
bus I/O port, and I/O port in 16-bit bus mode
Mode 4
Mode 5
LCD segment
output (SEG9
to SEG16) and
data bus I/O
LCD segment
output (SEG17
to SEG24),
address output
(A7 to A0),
and 8-bit I/O
port
Mode 6
LCD segment
output (SEG25
to SEG32) and
8-bit I/O port
LCD segment
output (SEG17
to SEG24) and
8-bit I/O port
LCD segment
output (SEG1
to SEG8) and
8-bit I/O port
LCD segment
output (SEG17
to SEG24) and
8-bit I/O port
Mode 7
219