R8C/13 Group
12.4 Timer (Timer C)
Overflow
FFFF16
Count start
Measurement value 2
Measure-
ment
value 3
Measurement value 1
000016
Time
Set to "0" by
program
Set to "1" by program
“1”
“0”
TCC00 bit in TCC0
register
The delay caused by digital filter and
one cycle delay (max.) of count source
Measurement pulse
(TCIN pin input)
“H”
“L”
Transmit
(Measurement (Measurement
value 1) value 2)
Transmit
Transmit
(Measurement
value 3)
Transmit timing from
Timer C counter to
TM0 register
Indeterminate
Indeterminate
TM0 register
Measurement value 2
Measurement
value 1
Measurement
value 3
Set to “0” when interrupt request is accepted, or set by program
“1”
“0”
IR bit in INT3IC
register
Set to “0” when interrupt
request is accepted, or set by
program
“1”
“0”
IR bit in TCIC
register
Conditions: TCC0 register TCC04 to TCC03 bits=012 (capture input polarity is set for falling edge),
TCC07=0 (INT3/TCIN input as capture input trigger)
Figure 12.33 Operation Example of Timer C in Input Capture Mode
Rev.1.20 Jan 27, 2006 page 106 of 205
REJ09B0111-0120
RENESAS [ RENESAS TECHNOLOGY CORP ]
