HD6432646 Hitachi, HD6432646 Datasheet - Page 40

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

1.2
Figures 1-1 (1) and 1-1 (2) show internal block diagrams.
6
PF7 /ø
PF6 /AS/ SEG20
PF5 /RD/ SEG19
PF4 /HWR/SEG18
PF3 /LWR/ADTRG/IRQ3
PF2 /WAIT /SEG17
PF0 /IRQ2
Figure 1-1 (1) H8S/2646, H8S/2646R, and H8S/2645 Internal Block Diagram
Notes: *1 Flash memory version only.
P20/TIOCA3
P21/TIOCB3
P22/TIOCC3
P23/TIOCD3
P24/TIOCA4
P25/TIOCB4
P26/TIOCA5
P27/TIOCB5
Internal Block Diagram
MD2
MD1
MD0
OSC2
OSC1
EXTAL
XTAL
PLLCAP
PLLVSS
STBY
RES
NMI
FWE
HTxD
HRxD
P52
P51
P50
PK7
PK6
*2
*2 The FWE pin is for compatibility with the flash memory version.
PLL
Port 1
PC break controller
Interrupt controller
flash memory
(mask ROM,
PPG
TPU
ROM
RAM
Port H
*1
)
H8S/2600 CPU
Port D
Motor control PWM timer
Port J
DTC
WDT
SCI
A/D converter
HCAN
LCDC
2 channel
2 channel
Port E
Port 4
PA7/A23/SEG24
PA6/A22/SEG23
PA5/A21/SEG22
PA4/A20/SEG21
PA3/A19/COM4
PA2/A18/COM3
PA1/A17/COM2
PA0/A16/COM1
PB7/A15/SEG16
PB6/A14/SEG15
PB5/A13/SEG14
PB4/A12/SEG13
PB3 / A11/SEG12
PB2/A10/SEG11
PB1/A9/SEG10
PB0/A8/SEG9
PC7/A7/SEG8
PC6/A6/SEG7
PC5/A5/SEG6
PC4/A4/SEG5
PC3/A3/SEG4
PC2/A2/SEG3
PC1/A1/SEG2
PC0/A0/SEG1
P37
P36
P35/SCK1/IRQ5
P34/RxD1
P33/TxD1
P32/SCK0/IRQ4
P31/RxD0
P30/TxD0
P97
P96
P95
P94
P93/AN11
P92/AN10
P91/AN9
P90/AN8