Renesas M16C FAMILY Hardware Manual page 107

Under development
Preliminary specification
Specifications in this manual are tentative and subject to change.
R8C/11 Group
TZS bit in TYZMR
register
TZOS bit in TYZOC
register
Count source
Prescaler Z underflow
signal
INT0 pin input
Contents of Timer Z
IR bit in TZIC
register
TZOPL bit in PUM
register
TZout pin output
Conditions: PREZ=01
PUM register TZOPL bit=0, INOSTG bit=1 (INT0 one-shot trigger enabled)
INOSEG bit=1 (edge trigger at rising edge)
Figure 12.25 Operation Example in Programmable One-shot Generation Mode
Rev.0.91 2003 Sep 08
Set to "1" by program
"1"
"0"
Set to "1" by program
"1"
"0"
"1"
"0"
Count
starts
01
16
"1"
"0"
Set to "0" by program
"1"
"0"
Waveform
output starts
"H"
"L"
, TZPR=03
16 16
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Set to "0" when
counting completed
Count
Timer Z
starts
primary
reloads
00 01
16 16
Set to "0" when interrupt request i s
accepted, or set to "0" by program
Waveform
Waveform
output starts
output ends
12.3 Timer (Timer Z)
Set to "1" by INT0 pin
input trigger
Timer Z
primary
reloads
00
01
16
16
Waveform
output ends