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H83008 Datasheet(PDF) 49 Page - Renesas Technology Corp

Part # H83008
Description  Renesas 16-Bit Single-Chip Microcomputer H8 Family/H8/300H Series
PDF  686 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

H83008 Datasheet(HTML) 49 Page - Renesas Technology Corp

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1. Overview
Rev.4.00 Aug. 20, 2007 Page 5 of 638
REJ09B0395-0400
1.2
Block Diagram
Figure 1.1 shows an internal block diagram.
Port 3
Port 4
A
A
A
A
19
18
17
16
A
A
A
A
A
A
A
A
P9 /SCK /
IRQ
P9 /SCK /
IRQ
P9 /RxD
P9 /RxD
P9 /TxD
P9 /TxD
5
4
3
2
1
0
1
0
1
0
1
0
5
4
Port 7
Port A
CS0/P84
ADTRG/CS1/IRQ3/P83
CS2/IRQ2/P82
CS3/IRQ1/P81
IRQ0/P80
MD
MD
MD
EXTAL
XTAL
STBY
RES
RESO
NMI
2
1
0
H8/300H CPU
Interrupt controller
Serial communication
interface
(SCI)
2 channels
×
Watchdog timer
(WDT)
Address bus
Data bus (upper)
Data bus (lower)
15
14
13
12
11
10
9
8
A
A
A
A
A
A
A
A
7
6
5
4
3
2
1
0
φ/P67
LWR
HWR
RD
AS
BACK/P62
BREQ/P61
WAIT/P60
RAM
16-bit timer unit
8-bit timer unit
A/D converter
D/A converter
Programmable
timing pattern
controller (TPC)
Port B
Note: * The 5 V operation models have a V
CL pin, and require the connection of an external capacitor.
Figure 1.1 Block Diagram



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