SH7050 Datasheet, PDF (291/841 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperH RISC engine Family/

Section 10 Advanced Timer Unit (ATU)
Bit 0—Down-Count Start Flag 10A (DST10A): Starts and stops down-counter 10A
(DCNT10A).
Bit 0:
DST10A
0
1
Description
DCNT10A is halted
(Initial value)
[Clearing condition]
When the DCNT10A value underflows
DCNT10A counts
[Setting conditions]
One-shot pulse function:
Set by user program
Offset one-shot pulse function: Set on GR1A compare-match, or by user program
10.2.11 Timer Connection Register (TCNR)
The timer connection register (TCNR) is an 8-bit register. The ATU has one TCNR register in
channel 10.
Bit:
Initial value:
R/W:
7
CN10H
0
R/W
6
CN10G
0
R/W
5
CN10F
0
R/W
4
CN10E
0
R/W
3
CN10D
0
R/W
2
CN10C
0
R/W
1
CN10B
0
R/W
0
CN10A
0
R/W
TCNR is an 8-bit readable/writable register that enables or disables connection between the
channel 10 down-counter start register (DSTR) and channel 1 and 2 compare-match signals.
TCNR is initialized to H'00 by a power-on reset, and in hardware standby mode and software
standby mode.
For details, see sections 10.3.5, One-Shot Pulse Function, and 10.3.6, Offset One-Shot Pulse
Function.
Rev. 5.00 Jan 06, 2006 page 271 of 818
REJ09B0273-0500