M37160M8 Datasheet, PDF (26/131 Pages) Renesas Technology Corp – SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER

M37160M8/MA/MF-XXXSP/FP,M37160EFSP/FP
XCIN
CC2
FSCIN
f(XIN)
MCU reference clock
set up by the clock frequency
setting register
CM7
1/4096
TM15
1/2
1/8
8
TM10
TM12
TM14
Timer 1 latch (8)
8
Timer 1 (8)
8
8
Data bus
Timer 1
interrupt request
TIM2
TIM3
TM21
TM11
TM13
Timer 2 latch (8)
8
Timer 2 (8)
8
T3SC
TM20
TM22
8
FF16
Timer 3 latch (8)
8
Timer 3 (8)
8
TM21
TM24
TM23
8
0716
Timer 4 latch (8)
8
Timer 4 (8)
8
TM16
8
Timer 2
interrupt request
Reset
STP instruction
Timer 3
interrupt request
Timer 4
interrupt request
Selection gate: Connected to
black side at
reset
TM1 : Timer mode register 1
TM2 : Timer mode register 2
T3SC : Timer 3 count source
switch bit (address 00C716)
CM : CPU mode register
TM27
TM25
Timer 5 latch (8)
8
Timer 5 (8)
8
8
Timer 5
interrupt request
TM17
TM26
Timer 6 latch (8)
8
Timer 6 (8)
8
Timer 6
interrupt request
Notes 1: HIGH pulse width of external clock inputs TIM2 and TIM3 needs 4 machine cycles or more.
2: When the external clock source is selected, timers 1, 2, and 3 are counted at a rising edge of input signal.
3: In the stop mode or the wait mode, external clock inputs TIM2 and TIM3 cannot be used.
Fig. 8.4.5 Timer Block Diagram
Rev.1.01 2003.11.13 page 26 of 130