参数资料
型号: M37274MA-XXXSP
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, MICROCONTROLLER, PDIP52
封装: 0.600 INCH, 1.778 MM PITCH, SHRINK, PLASTIC, DIP-52
文件页数: 46/131页
文件大小: 2049K
代理商: M37274MA-XXXSP
21
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
M37274MA-XXXSP
PRELIMINARY
Notice:
This
is not
a final
specification.
Some
paramentic
limits
are
subject
to change.
MITSUBISHI MICROCOMPUTERS
Fig. 12. Timer-related Registers
70
Timer mode register 1
(TM1 : address 00F4 16)
Timer 1 count source selection bit 1
0 : f(XIN)/16 or f(XCIN)/16 (Note)
1 : Count source selected by bit 5
of TM1
Timer 2 count source selection bit 1
0 : Count source selected by bit 4 of
TM1
1 : External clock from TIM2 pin
Timer 1 count stop bit
0 : Count start
1 : Count stop
Timer 2 count stop bit
0 : Count start
1 : Count stop
Timer 2 count source selection bit 2
0 : f(XIN)/16 or f(XCIN)/16 (Note)
1 : Timer 1 overflow
Timer 1 count source selection bit 2
0 : f(XIN)/4096 or f(XCIN)/4096 (Note)
1 : External clock from TIM2 pin
Timer 5 count source selection bit 2
0 : Timer 2 overflow
1 : Timer 4 overflow
Timer 6 count source selection bit
0 : f(XIN)/16 or f(XCIN)/16 (Note)
1 : Timer 5 overflow
70
Timer mode register 2
(TM2 : address 00F516)
Timer 3 count stop bit
0 : Count start
1 : Count stop
Timer 4 count stop bit
0 : Count start
1 : Count stop
Timer 5 count stop bit
0 : Count start
1 : Count stop
Timer 6 count stop bit
0 : Count start
1 : Count stop
Timer 5 count source selection bit 1
0 : f(XIN)/16 or f(XCIN)/16 (Note)
1 : Count source selected by bit 6
of TM1
Timer 3 count source selection bit
0
0 : f(XIN)/16 or f(XCIN)/16 (Note)
1
0 : f(XCIN)
0
1 :
1
1 :
(Bit 6 at
address
00C716)
External clock from
TIM3 pin
Timer 4 count source selection bits
b4 b1
0
0 : Timer 3 overflow
0
1 : f(XIN)/16 or f(XCIN)/16 (Note)
1
0 : f(XIN)/2 or f(XCIN)/2 (Note)
1
1 : f(XCIN)
b0
Note : Either f(XIN) or f(XCIN) is selected by bit 7 of the CPU mode register.
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