
R8C/10 Group
Rev.1.20 Jan 27, 2006 page 72 of 180
REJ09B0019-0120
CNTR1 pin output
"H"
"L"
IR bit in TYIC
register
"1"
"0"
TYS bit in TYZMR
register
"1"
"0"
Set to "1" by program
Count starts
01
16
00
16
02
16
Set to "0" when interrupt request is
accepted, or set by program
Waveform output
started
Waveform output
inverted
Waveform output
inverted
"1"
"0"
TYOPL bit in PUM
register
Contents of Timer Y
Count source
Primary period
Secondary period
Primary period
Prescaler Y
underflow signal
01
16
00
16
01
16
00
16
02
16
Timer Y
primary
reloads
Timer Y
secondary
reloads
Conditions: PREY=01
16
, TYPR=01
16,
TYSC=02
16
TYZOC register TYOCNT bit = 0
Set to "0" by program
Figure 12.17 Timer Y Operation Example in Programmable Waveform Generation Mode
12.2 Timer (Timer Y)
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