R5F21133DFP RENESAS [Renesas Technology Corp], R5F21133DFP Datasheet - Page 98

• Manufacturer Part Number: R5F21133DFP
• Description: 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY/R8C/Tiny SERIES
• Manufacturer: RENESAS [Renesas Technology Corp]

R8C/13 Group
Rev.1.20
REJ09B0111-0120
Figure 12.17 Timer Y Operation Example in Programmable Waveform Generation Mode
Contents of Timer Y
TYOPL bit in PUM
TYS bit in TYZMR
CNTR1 pin output
underflow signal
Jan 27, 2006
IR bit in TYIC
Count source
Prescaler Y
register
register
register
Conditions: PREY=01
TYZOC register TYOCNT bit = 0
"H"
"L"
"1"
"0"
"1"
"0"
"1"
"0"
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Count starts
Waveform output
started
Set to "0" by program
16
, TYPR=01
01
Set to "1" by program
Primary period
16
16,
00
16
TYSC=02
Waveform output
inverted
Timer Y
secondary
reloads
02
16
16
Secondary period
01
16
00
Set to "0" when interrupt request is
accepted, or set by program
16
Waveform output
inverted
Timer Y
primary
reloads
01
16
Primary period
12.2 Timer (Timer Y)
00
16
02
16