M3727GM6 Datasheet, PDF (23/129 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER with CLOSED CAPTION DECODER and ON-SCREEN DISPLAY CONTROLLER

M3727GM6/M8–XXXSP/FP M37272E8SP/FP
Timer Mode Register 1
b7 b6 b5 b4 b3 b2 b1 b0
Timer mode register 1 (TM1) [Address 00F4 16]
B
Name
0 Timer 1 count source
selection bit 1 (TM10)
1 Timer 2 count source
selection bit 1 (TM11)
Functions
After reset R W
0: f(XIN)/16 or f(XCIN)/16 (See note)
0 RW
1: Count source selected by bit 5 of TM1
0: Count source selected by bit 4 of TM1
1: External clock from TIM2 pin
0 RW
2 Timer 1 count
stop bit (TM12)
3 ^{Timer 2 count stop}
bit (TM13)
0: Count start
1: Count stop
0: Count start
1: Count stop
0 RW
0 RW
4 Timer 2 count source 0: f(XIN)/16 or f(XCIN)/16 (See note)
selection bit 2
1: Timer 1 overflow
(TM14)
0 RW
5 Timer 1 count source 0: f(XIN)/4096 or f(XCIN)/4096 (See note) _{0 R W}
selection bit 2 (TM15) 1: External clock from TIM2 pin
6 Timer 5 count source 0: Timer 2 overflow
selection bit 2 (TM16) 1: Timer 4 overflow
0 RW
7 Timer 6 internal count 0: f(XIN)/16 or f(XCIN)/16 (See note)
source selection bit 1: Timer 5 overflow
(TM17)
0 RW
Note: Either f(XIN) or f(XCIN) is selected by bit 7 of the CPU mode register.
Fig. 8.4.1 Timer Mode Register 1
Timer Mode Register 2
b7 b6 b5 b4 b3 b2 b1 b0
Timer mode register 2 (TM2) [Address 00F5 16]
B
Name
0 Timer 3 count source
selection bit (TM20)
Functions
(b6 at address 00C7 16)
After reset R W
0 RW
b0
0 0 : f(XIN)/16 or f(XCIN)/16 (See note)
0 1 : f(XCIN)
1 0:
1 1 : ^{External clock from TIM3 pin}
1, 4 Timer 4 count source b4 b1
selection bits
0 0 : Timer 3 overflow signal
0 RW
(TM21, TM24)
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)
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} 0: Count start
(TM25)
1: Count stop
0 RW
6 ^{Timer 6 count stop bit} 0: Count start
(TM26)
1: Count stop
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. 8.4.2 Timer Mode Register 2
Rev.1.00 Apr 01, 2001 page 23 of 127
REJ03B0132-0100Z