
R8C/14 Group, R8C/15 Group 13. Timers
Rev.2.10 Jan 19, 2006 Page 106 of 253
REJ09B0164-0210
Figure 13.17 TZMR and PUM Registers in Programmable Waveform Generation Mode
Timer Z Waveform Output Control Register
Symbol Address After Reset
PUM
0084h 00h
Bit Symbol Bit Name Function RW
INT0
____
Pin One-shot Trigger
Control Bit
INT0
____
Pin One-shot Trigger
Polarity Select Bit
0
b3 b2
INOSTG
b1 b0
0
—
(b4-b0)
000 0
b7 b6 b5 b4
RW
TZOPL RW
0
Reserved Bit Set to “0”
Timer Z Output Level Latch 0 : Outputs “H” for primary period
Outputs “L” for secondary period
Outputs “L” w hen the timer is stopped
1 : Outputs “L” for primary period
Outputs “H” for secondary period
Outputs “H” when the timer is stopped
RW
INOSEG RW
Set to “0” in programmable waveform generation
mode
Set to “0” in programmable waveform generation
mode
Timer Z Mode Register
Symbol Address After Reset
TZMR
0080h 00h
Bit Symbol Bit Name Function RW
NOTES :
1.
2.
When the TZS bit is set to “1” (count start), The count value is w ritten to the reload register only. When the TZS bit is
set to “0” (count stop), The count value is w ritten to both reload register and counter.
TZS
Timer Z Count Start Flag
(2)
0 : Stops counting
1 : Starts counting
RW
TZWC
Timer Z Write Control Bit Set to “1” in programmable w aveform generation
mode
(1)
RW
Reserved Bit Set to “0”
RW
TZMOD0 Timer Z Operating Mode Bit
b5 b4
0 1 : Programmable Waveform Generation Mode
RW
TZMOD1 RW
000
—
(b3-b0)
1010
Refer to
20.4.3 Timer Z
for precautions on the TZS bit.
b7 b6 b5 b4 b3 b2 b1 b0
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