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參數(shù)資料
| 型號： | EM78P860 |
| 廠商： | ELAN Microelctronics Corp . |
| 英文描述： | 8 -BIT MICRO-CONTROLLER |
| 中文描述： | 8位微控制器 |
| 文件頁數(shù)： | 6/26頁 |
| 文件大?。?/td> | 191K |
| 代理商： | EM78P860 |
EM78P860
8 -BIT MICRO-CONTROLLER
* This specification is subect tobechanged wthout noice
4.17.2000
6
5.
R4
( RAM Select Register )
Bit 0 ~ 5 are used to select up to 64 register in the indirect addressing mode.
Bit 6 ~ 7 determine which bank is actived among the 4 banks.
See the configuration of the data memory in Fig. 4.
6.
R5
( Program Page Select Register)
7
-
6
-
5
-
4
-
3
2
1
0
PS3
PS2
PS1
PS0
Bit 0 (pS0) ~ 3 (PS3) Page selec bits.
Page select bits
PS3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
PS2
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
PS1
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
PS0
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
program memory page (Address)
Page 0
Page 1
Page 2
Page 3
Page 4
page 5
Page 6
Page 7
Page 8
Page 9
Page 10
Page 11
Page 12
Page 13
Page 14
Page 15
User can use PAGE instruction to change page. To maintain program page by user. Otherwise, user can use
far jump (FJMP) or far call (FCALL) instructions to program user's code. And the program page is maintained
by EMC's complier. It will change user's program by inserting instruction within program.
Bit4~7 : unused
7.
R6 ~R9
( Port 6 ~ Port 9)
Five 8-bit I/O registers.
8.
RA
7
6
5
4
3
0
2
0
1
0
0
0
IDLE
/358E
/LPD
/LOW-BAT
Bit0 ~ Bit3 unused, please set to "0"
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