參數(shù)資料
型號(hào)： M37274MA-053SP
廠商： Mitsubishi Electric Corporation
英文描述： SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER
中文描述： 單芯片8位CMOS微機(jī)隱蔽字幕解碼器和屏幕顯示控制器
文件頁數(shù)： 23/147頁
文件大?。?/td> 2042K
代理商： M37274MA-053SP
23
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
M37274EFSP
PRELIMINARY
Notice: This is not a final specification.
Some paramentic limits are subject to change.
MITSUBISHI MICROCOMPUTERS
Fig. 17. Timer Mode Register 2
Fig. 16. Timer Mode Register 1
b7b6 b5b4b3 b2b1b0
Timer mode register 1 (TM1) [Address 00F4
16
]
B
0
After reset
0
W
W
Timer Mode Register 1
1
2
3
4
Name
Functions
Timer 1 count source
selection bit 1 (TM10)
0: f(X
IN
)/16 or f(X
CIN
)/16 (Note)
1: Count source selected by bit 5 of TM1
Timer 2 count source
selection bit 1 (TM11)
0:
Count source selected by bit 4 of TM1
1:
External clock from TIM2 pin
Timer 1 count
stop bit (TM12)
Timer 2 count stop
bit (TM13)
0: Count start
1: Count stop
0: Count start
1: Count stop
0: f(X
IN
)/16 or f(X
CIN
)/16 (See note)
1: Timer 1 overflow
Timer 2 count source
selection bit 2
(TM14)
R
R
0
0
0
0
W
R
W
R
W
R
W
R
5
Timer 1 count source
selection bit 2 (TM15)
0: f(X
IN
)/4096 or f(X
CIN
)/4096 (See note)
1: External clock from TIM2 pin
0
W
R
6
Timer 5 count source
selection bit 2 (TM16)
0: Timer 2 overflow
1: Timer 4 overflow
0
W
R
7
Timer 6 internal count
source selection bit
(TM17)
0
W
R
0: f(X
IN
)/16 or f(X
CIN
)/16 (See note)
1: Timer 5 overflow
Note:
Either f(X
IN
) or f(X
CIN
) is selected by bit 7 of the CPU mode register.
b7b6 b5b4b3 b2b1b0
Timer mode register 2 (TM2) [Address 00F5
16
]
B
0
After reset
R W
0
Timer Mode Register 2
Name
Functions
Timer 3 count source
selection bit (TM20)
R W
1, 4 Timer 4 count source
selection bits
(TM21, TM24)
0
R W
2
3
0
Timer 3 count
stop bit (TM22)
0: Count start
1: Count stop
Timer 4 count stop bit
(TM23)
0: Count start
1: Count stop
0
0
5
Timer 5 count stop bit
(TM25)
0: Count start
1: Count stop
0
6
Timer 6 count stop bit
(TM26)
0: Count start
1: Count stop
0
R W
R W
R W
R W
R W
7
Timer 5 count source
selection bit 1
(TM27)
0: f(X
IN
)/16 or f(X
CIN
)/16 (See note)
1: Count source selected by bit 6
of TM1
0
0
1
1
b0
0 : f(X
IN
)/16 or f(X
CIN
)/16 (See note)
1 : f(X
CIN
)
0 :
1 :
(b6 at address 00C7
16
)
External clock from TIM3 pin
b4
b1
0
0
1
1
0 : Timer 3 overflow signal
1 : f(X
IN
)/16 or f(X
CIN
)/16 (See note)
0 : f(X
IN
)/2 or f(X
CIN
)/2 (See note)
1 : f(X
CIN
)
Note:
Either f(X
IN
) or f(X
CIN
) is selected by bit 7 of the CPU mode register.
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