M37281EKSP Datasheet, PDF (28/172 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

M37281MAH–XXXSP,M37281MFH–XXXSP,M37281MKH–XXXSP, M37281EKSP
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)
2 Timer 3 count stop bit
(TM22)
3 ^{Timer 4 count stop bit}
(TM23)
Functions
After reset R W
(b6 at address 00C716)
b0
0 0 : f(XIN)/16 or f(XCIN)/16 (See note)
1 0 : f(XCIN)
0 1 : _{External clock from TIM3 pin}
1 1:
0 RW
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
0: Count start
1: Count stop
0 RW
0: Count start
1: Count stop
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 0: f(XIN)/16 or f(XCIN)/16 (See note)}
0
selection bit 1 (TM27) ^{1: Count source selected by bit 6}
of TM1
Note: Either f(XIN) or f(XCIN) is selected by bit 7 of the CPU mode register.
RW
Fig. 8.4.2 Timer Mode Register 2
Rev.1.01 2003.07.16 page 28 of 170