M38197 Mitsubishi, M38197 Datasheet - Page 19

• Manufacturer Part Number: M38197
• Description: SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
• Manufacturer: Mitsubishi

Fig. FB-1 Timer block diagram
P6
P6
P4
P4
P6
3
2
/CNTR
/CNTR
7
6
1
/T3
/T1
/PWM
X
OUT
X
OUT
CIN
IN
1
0
P4
P4
“1”
“0”
Timer 1 output
selection bit
Timer 3 output
selection bit
6
7
Timer 6 output
selection bit
direction register
direction register
P6
Rising/falling
edge switch
Rising/falling
edge switch
Internal system
clock selection
bit
1
direction register
P4
P4
P6
7
6
1/2
1/2
1/16
1
latch
latch
latch
“01”
“00”
“00”
“1”
“0”
“00”
“01”
“01”
Timer 6 operating
mode selection bit
“1”
“1”
“1”
“0”
“0”
“10”
“0”
“10”
“10”
Timer 5
count
source
selection bit
Timer 3
count
source
selection bit
Timer 4
count
source
selection bit
Timer 6
count
source
selection bit
Timer 2
count
source
selection bit
Timer 6 PWM register (8)
Timer 1
count
source
selection bit
PWM
1/2
Timer 6
count stop
bit
Timer 3
count stop bit
Timer 5
count stop bit
Timer 1
count stop
bit
Timer 2
count stop
bit
Timer 4
count stop
bit
Timer 1 latch (8)
Timer 2 latch (8)
Timer 3 latch (8)
Timer 4 latch (8)
Timer 5 latch (8)
Timer 6 latch (8)
Timer 3 (8)
Timer 4 (8)
Timer 5 (8)
Timer 2 (8)
Timer 1 (8)
Timer 6 (8)
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER
FF
01
16
16
Data bus
MITSUBISHI MICROCOMPUTERS
Timer 1 interrupt request
Timer 2 interrupt request
Timer 3 interrupt request
Timer 4 interrupt request
Timer 5 interrupt request
Timer 6 interrupt request
RESET
STP instruction
3819 Group
19