r5f21346mnfp Renesas Electronics Corporation., r5f21346mnfp Datasheet - Page 278

• Manufacturer Part Number: r5f21346mnfp
• Description: Single-chip Mcus Incorporates The R8c Cpu Core
• Manufacturer: Renesas Electronics Corporation.

R8C/34M Group
R01UH0131EJ0100 Rev.1.00
Jun 21, 2011
Figure 18.5
18.6.2
The above applies under the following conditions.
TOSSTF bit in TRBOCR
TSTART bit in TRBCR
TRBPRE = 01h, TRBPR = 01h, TRBSC = 04h
INOSTG = 1 (INT0 one-shot trigger enabled)
INOSEG = 1 (edge trigger at rising edge)
Counter of timer RB
Timer RB prescaler
TRBIO pin output
TRBIOC register
underflow signal
IR bit in TRBIC
INT0 pin input
Count source
Operating Example
TOPL bit in
register
register
register
Operating Example of Programmable Wait One-Shot Generation Mode
Set to 1 by program
Set to 0 by program
Count starts
Wait starts
01h
Set to 1 by setting 1 to TOSST bit in TRBOCR
register, or INT0 pin input trigger.
(primary period)
Wait
Timer RB secondary reloads
Waveform output starts
00h
04h
03h
(secondary period)
One-shot pulse
Set to 0 when interrupt request is
acknowledged, or set by program.
02h
01h
Set to 0 when
counting ends
Timer RB primary reloads
Waveform output ends
00h
Page 246 of 740
18. Timer RB
01h