參數資料
型號: 7630
英文描述: 7630 Group Datasheet Datasheet 840K/JAN.13.99
中文描述: 7630組數據表數據表840K/JAN.13.99
文件頁數: 8/49頁
文件大?。?/td> 840K
代理商: 7630
MITSUBISHI MICROCOMPUTERS
7630 Group
7
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
MEMORY
Special Function Register (SFR) Area
The special function register (SFR) area contains the registers
relating to functions such as I/O ports and timers.
RAM
RAM is used for data storage and for stack area of subroutine calls
and interrupts.
ROM
ROM is used for storing user’s program code as well as the inter-
rupt vector area.
Interrupt Vector Area
The interrupt vector area is for storing jump destination addresses
used at reset or when an interrupt is generated.
Zero Page
This area can be accessed most efficiently by means of the zero
page addressing mode.
Special Page
This area can be accessed most efficiently by means of the special
page addressing mode.
Fig. 6
Memory map diagram
0040
16
0000
16
00FF
16
0060
16
XXXX
16
YYYY
16
ZZZZ
16
FF00
16
FFCA
16
FFFB
16
FFFC
16
FFFF
16
SFR area
Not used
Reserved ROM area
Interrupt vector area
Reserved ROM area
Zero page
Special page
CAN
SFRs
RAM area
RAM size
(byte)
Address
XXXX
16
192
011F
16
256
015F
16
384
01DF
16
512
025F
16
640
02DF
16
768
035F
16
896
03DF
16
1024
045F
16
1536
06DF
16
2048
085F
16
ROM area
ROM size
(byte)
Address
YYYY
16
Address
ZZZZ
16
4096
F000
16
F080
16
8192
E000
16
E080
16
12288
D000
16
D080
16
16384
C000
16
C080
16
20480
B000
16
B080
16
24576
A000
16
A080
16
28672
9000
16
9080
16
32768
8000
16
8080
16
36864
7000
16
7080
16
40960
6000
16
6080
16
45056
5000
16
5080
16
49152
4000
16
4080
16
53248
3000
16
3080
16
57344
2000
16
2080
16
61440
1000
16
1080
16
User RAM
ROM
0860
16
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