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參數資料
型號: W741E260
廠商: WINBOND ELECTRONICS CORP
元件分類: 微控制器/微處理器
英文描述: 4-BIT FLASH MICROCONTROLLER
中文描述: 4-BIT, FLASH, 4.19 MHz, MICROCONTROLLER, PQFP80
封裝: QFP-80
文件頁數: 16/94頁
文件大小: 554K
代理商: W741E260
W741E260
- 16 -
3rd octave
4th octave
5th octave
Tone
frequency
TM1 preset value &
MFP frequency
Tone
frequency
TM1 preset value &
MFP frequency
Tone
frequency
TM1 preset value &
MFP frequency
C
130.81
7CH
131.07
261.63
3EH
260.06
523.25
1EH
528.51
C#
138.59
75H
138.84
277.18
3AH
277.69
554.37
1CH
564.96
T
D
146.83
6FH
146.28
293.66
37H
292.57
587.33
1BH
585.14
D#
155.56
68H
156.03
311.13
34H
309.13
622.25
19H
630.15
O
E
164.81
62H
165.49
329.63
31H
327.68
659.26
18H
655.36
F
174.61
5DH
174.30
349.23
2EH
372.36
698.46
16H
712.34
N
F#
185.00
58H
184.09
369.99
2BH
390.09
739.99
15H
744.72
G
196.00
53H
195.04
392.00
29H
420.10
783.99
14H
780.19
E
G#
207.65
4EH
207.39
415.30
26H
443.81
830.61
13H
819.20
A
220.00
49H
221.40
440.00
24H
442.81
880.00
12H
862.84
A#
233.08
45H
234.05
466.16
22H
468.11
932.23
11H
910.22
B
246.94
41H
248.24
493.88
20H
496.48
987.77
10H
963.76
Note: Central tone is A4 (440 Hz).
Mode Register 0 (MR0)
Mode Register 0 is organized as a 4-bit binary register (MR0.0 to MR0.3). MR0 can be used to control
the operation of Timer 0. The bit descriptions are as follows:
Note: W means write only.
Bit 0 = 0 The fundamental frequency of Timer 0 is F
OSC
/4.
= 1 The fundamental frequency of Timer 0 is F
OSC
/1024.
Bit 1 & Bit 2 are reserved
Bit 3 = 0 Timer 0 stops down-counting.
= 1 Timer 0 starts down-counting.
W
W
0
1
2
3
MR0
Mode Register 1 (MR1)
Mode Register 1 is organized as a 4-bit binary register (MR1.0 to MR1.3). MR1 can be used to control
the operation of Timer 1. The bit descriptions are as follows:
Note: W means write only.
W
W
W
W
0
1
2
3
MR1
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