h8s-2646 Renesas Electronics Corporation., h8s-2646 Datasheet - Page 32

• Manufacturer Part Number: h8s-2646
• Description: Renesas 16-bit Single-chip Microcomputer H8s Family/h8s/2600 Series
• Manufacturer: Renesas Electronics Corporation.

Section 1 Overview
1.2
Figures 1.1 (1) and 1.1 (2) show internal block diagrams.
Rev. 5.00 Sep 22, 2005 page 6 of 1136
REJ09B0257-0500
PF7/
PF6/AS/SEG20
PF5/RD/SEG19
PF4/HWR/SEG18
PF3/LWR/ADTRG/IRQ3
PF2/WAIT/SEG17
PF0/IRQ2
Notes: 1. Flash memory version only.
P20/TIOCA3
P21/TIOCB3
P22/TIOCC3
P23/TIOCD3
P24/TIOCA4
P25/TIOCB4
P26/TIOCA5
P27/TIOCB5
Figure 1.1 (1) H8S/2646, H8S/2646R, and H8S/2645 Internal Block Diagram
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