M37280MF Datasheet, PDF (28/178 Pages) Mitsubishi Electric Semiconductor – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

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MITSUBISHI MICROCOMPUTERS
M37280MF–XXXSP, M37280MK–XXXSP
M37280EKSP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER
and ON-SCREEN DISPLAY CONTROLLER
Timer Mode Register 2
b7 b6 b5 b4 b3 b2 b1 b0
Timer mode register 2 (TM2) [Address 00F516]
B
Name
0 Timer 3 count source
selection bit (TM20)
1, 4 Timer 4 count source
selection bits
(TM21, TM24)
Functions
(b6 at address 00C716)
After reset R W
0 RW
b0
0 0 : f(XIN)/16 or f(XCIN)/16 (See note)
1 0 : f(XCIN)
0 1:
1 1:
External clock from TIM3 pin
b4 b1
0 0 : Timer 3 overflow signal
0 1 : f(XIN)/16 or f(XCIN)/16 (See note)
1 0 : f(XIN)/2 or f(XCIN)/2 (See note)
1 1 : f(XCIN)
0 RW
2 Timer 3 count stop bit
(TM22)
3 ^{Timer 4 count stop bit}
(TM23)
0: Count start
1: Count stop
0: Count start
1: Count stop
0 RW
0 RW
5 ^{Timer 5 count stop bit}
(TM25)
6 ^{Timer 6 count stop bit}
(TM26)
0: Count start
1: Count stop
0: Count start
1: Count stop
0 RW
0 RW
7 ^{Timer 5 count source}
selection bit 1
(TM27)
0: f(XIN)/16 or f(XCIN)/16 (See note)
1: Count source selected by bit 6
of TM1
0 RW
Note: Either f(XIN) or f(XCIN) is selected by bit 7 of the CPU mode register.
Fig. 12.4.2 Timer Mode Register 2
Rev. 1.0
28