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參數資料
型號: W742S81A
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-BIT SINGLE-CHIP MICROCONTROLLER FOR SMALL GENERAL-PURPOSE INFRARED REMOTE CONTROL TRANSMITTER
中文描述: 4-BIT, FLASH, 3.58 MHz, MICROCONTROLLER, PQFP100
文件頁數: 32/47頁
文件大?。?/td> 242K
代理商: W742S81A
W742S81A
- 32 -
6.21 MFP Output Pin (MFP)
The MFP output pin can output the Timer 1 clock or the modulation frequency; the output of the pin is
determined by bit 0 of BUZCR (BUZCR.0). The organization of MR1 is shown in Figure 6-7. When bit
0 of BUZCR is reset to "0," the MFP output can deliver a modulation output in any combination of one
signal from among DC, 4096Hz, 2048Hz, and one or more signals from among 128 Hz, 64 Hz, 8 Hz, 4 Hz,
2 Hz, or 1 Hz (when using a 32.768 KHz crystal). The MOV MFP, #I instruction is used to specify the
modulation output combination. The data specified by the 8-bit operand and the MFP output pin are shown
in next page.
(Fosc = 32.768 KHz)
R7 R6
R5
R4
R3
R2
0
0
0
0
0
0
0
0
0
0 0
0
0
0
0
0
1
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0 1
0
0
0
0
0
1
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
1 0
0
0
0
0
0
1
0
1
0
1
0
0
0
0
0
0
0
0
0
0
0
1 1
0
0
0
0
0
1
0
1
0
1
0
0
R1
R0
FUNCTION
Low level
128 Hz
64 Hz
8 Hz
4 Hz
2 Hz
1 Hz
High level
128 Hz
64 Hz
8 Hz
4 Hz
2 Hz
1 Hz
2048 Hz
2048 Hz * 128 Hz
2048 Hz * 64 Hz
2048 Hz * 8 Hz
2048 Hz * 4 Hz
2048 Hz * 2 Hz
2048 Hz * 1 Hz
4096 Hz
4096 Hz * 128 Hz
4096 Hz * 64 Hz
4096 Hz * 8 Hz
4096 Hz * 4 Hz
4096 Hz * 2 Hz
4096 Hz * 1 Hz
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
Table 5 The relation between the MFP output frequncy and the data specified by 8-bit
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相關代理商/技術參數
參數描述
W742S82A 制造商:WINBOND 制造商全稱:Winbond 功能描述:4-BIT TELEPHONE CONTROLLER
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