M3727GM6 Datasheet, PDF (119/129 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
Address 00ED16
A-D Control Register 2
b7 b6 b5 b4 b3 b2 b1 b0
A-D control register 2 (AD2) [Address 00ED 16]
B
Name
0 D-A converter set bits
to (ADC20 to ADC25)
5
Functions
b5 b4 b3 b2 b1 b0
0 0 0 0 0 0 : 1/128Vcc
0 0 0 0 0 1 : 3/128Vcc
0 0 0 0 1 0 : 5/128Vcc
After reset R W
0
RW
1 1 1 1 0 1 : 123/128Vcc
1 1 1 1 1 0 : 125/128Vcc
1 1 1 1 1 1 : 127/128Vcc
6, 7 Nothing is assigned. These bits are write disable bits.
When these bits are reed out, the values are “ 0.”
0
R—
Address 00F416
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)
1: Count source selected by bit 5 of TM1
0 RW
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.
Rev.1.00 Apr 01, 2001 page 119 of 127
REJ03B0132-0100Z