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H8/3021 数据表(PDF) 29 Page - Renesas Technology Corp

部件名 H8/3021
功能描述  16-Bit Single-Chip Microcomputer
PDF  712 Pages
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制造商  RENESAS [Renesas Technology Corp]
网页  http://www.renesas.com
标志 RENESAS - Renesas Technology Corp

H8/3021 数据表(HTML) 29 Page - Renesas Technology Corp

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1. Overview
Rev.2.00 Mar. 22, 2007 Page 5 of 684
REJ09B0352-0200
1.2
Block Diagram
Figure 1.1 shows an internal block diagram of the H8/3022 Group.
P27/A15
P26/A14
P25/A13
P24/A12
P23/A11
P22/A10
P21/A9
P20/A8
P17/A7
P16/A6
P15/A5
P14/A4
P13/A3
P12/A2
P11/A1
P10/A0
P95/SCK1/IRQ5
P94/SCK0/IRQ4
P93/RxD1
P92/RxD0
P91/TxD1
P90/TxD0
P53/A19
P52/A18
P51/A17
P50/A16
Data bus (lower)
H8/300H CPU
ROM
(Flash memory,
masked ROM)
RAM
16-bit
integrated
timer unit
(ITU)
Programmable
timing pattern
controller (TPC)
Interrupt
controller
Serial
communication
interface
(SCI)
× 2 channel
Watchdog
timer
(WDT)
A/D converter
Port 3
P65/WR
P64/RD
P63/AS
P60/WAIT
P81/IRQ1
P80/IRQ0
MD1
MD0
EXTAL
XTAL
φ
STBY
RES
RESO/FWE*
NMI
Port 7
Port A
Port B
Note: * Masked ROM :
RESO
Flash memory: FWE
Address bus
Data bus (upper)
MD2
Figure 1.1 Block Diagram



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