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參數(shù)資料
型號: W741L250
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-BIT MICROCONTROLLER
中文描述: 4-BIT, MROM, 1 MHz, MICROCONTROLLER, PQFP64
封裝: 14 X 20 MM, QFP-64
文件頁數(shù): 60/86頁
文件大小: 478K
代理商: W741L250
W741L250
- 60 -
Instruction Set Table 2, continued
MOV MFP, #I
Modulation Frequency Pulse generator
Machine Code:
Machine Cycle:
Operation:
Description:
0
0
0
1
0
0
1
I7
I6
I5
I4
I3
I2
I1
I0
0
1
[MFP]
I
If the bit 2 of MR1 is "0," the waveform specified by I7 to I0 is delivered at
the MFP output pin (MFP). The relation between the waveform and
immediate data I areas follows:
I5~I0
I0 = 1
I1 = 1
I2 = 1
I3 = 1
I4 = 1
I5 = 1
Signal
Fosc
256
Fosc
512
Fosc
4096
Fosc
8192
Fosc
16384
Fosc
32768
I7
I6
Signal
0
0
1
1
0
1
0
1
Low
High
Fosc/16
Fosc/8
MOV MR0, #I
Load immediate data to Mode Register 0 (MR0)
Machine Code:
Machine Cycle:
Operation:
Description:
0
0
0
1
0
0
1
1
1
0
0
0
I3
I2
I1
I0
1
MR0
I
The immediate data I are loaded to the MR0.
MR0 bits description:
bit 0
= 0 Timer 0 stop down-counting
= 1 Timer 0 start down-counting
= 0 The fundamental frequency of Timer 0 is Fosc/4
= 1 The fundamental frequency of Timer 0 is Fosc/1024
Reserved
bit 1
bit 2
bit 3
Reserved
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