3069RF-ZTAT Datasheet, PDF (341/1003 Pages) Renesas Technology Corp – RENESAS 16-BIT SINGLE-CHIP MICROCOMPUTER

Bit 1—Counter Start 1 (STR1): Starts and stops timer counter 1 (16TCNT1).
Bit 1
STR1
0
1
Description
16TCNT1 is halted
16TCNT1 is counting
(Initial value)
Bit 0—Counter Start 0 (STR0): Starts and stops timer counter 0 (16TCNT0).
Bit 0
STR0
0
1
Description
16TCNT0 is halted
16TCNT0 is counting
(Initial value)
9.2.2 Timer Synchro Register (TSNC)
TSNC is an 8-bit readable/writable register that selects whether channels 0 to 2 operate
independently or synchronously. Channels are synchronized by setting the corresponding bits to 1.
Bit
7
—
Initial value
1
Read/Write
—
6
5
—
—
1
1
—
—
4
3
2
1
0
—
— SYNC2 SYNC1 SYNC0
1
1
0
0
0
—
—
R/W
R/W
R/W
Reserved bits
TSNC is initialized to H'F8 by a reset and in standby mode.
Timer sync 2 to 0
These bits synchronize
channels 2 to 0
Bits 7 to 3—Reserved: These bits cannot be modified and are always read as 1.
Bit 2—Timer Sync 2 (SYNC2): Selects whether channel 2 operates independently or
synchronously.
Bit 2
SYNC2
0
1
Description
Channel 2’s timer counter (16TCNT2) operates independently
16TCNT2 is preset and cleared independently of other channels
Channel 2 operates synchronously
16TCNT2 can be synchronously preset and cleared
(Initial value)
Rev. 5.0, 09/04, page 319 of 978