M16C26A Datasheet, PDF (110/352 Pages) Renesas Technology Corp – 16-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M16C/Tiny SERIES

M16C/26A Group (M16C/26A, M16C/26B, M16C/26T)
12. Timer
1/2 ^{f2 PCLK0 bit = "0"}
Clock prescaler
• Main clock _f1
• PLL clock
• On-chip
oscillator clock
f1 or f2
PCLK0 bit = "1"
1/8
f8
XCIN
1/32
Set the CPSR bit in the
Reset
fC32
1/4
f32
CPSRF register to “1”
(= prescaler reset)
f1 or f2 f8 f32 fC32
Timer B2 overflow or underflow ( to Timer A count source)
TB0IN
TB1IN
TB2IN
Noise
filter
Noise
filter
Noise
filter
• Timer mode
• Pulse width measuring mode,
pulse period measuring mode
Timer B0
• Event counter mode
• Timer mode
• Pulse width measuring mode,
pulse period measuring mode
Timer B1
• Event counter mode
• Timer mode
• Pulse width measuring mode,
pulse period measuring mode
Timer B2
• Event counter mode
Timer B0 interrupt
Timer B1 interrupt
Timer B2 interrupt
Figure 12.2. Timer B Configuration
Rev. 2.00 Feb.15, 2007 page 93 of 329
REJ09B0202-0200