M30622SAFP MITSUBISHI [Mitsubishi Electric Semiconductor], M30622SAFP Datasheet - Page 35

• Manufacturer Part Number: M30622SAFP
• Description: SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
• Manufacturer: MITSUBISHI [Mitsubishi Electric Semiconductor]

Clock Generating Circuit
Clock Control
Figure 1.10.3. Clock generating circuit
Figure 1.10.3 shows the block diagram of the clock generating circuit.
Software reset
RESET
Interrupt request
level judgment
output
NMI
WAIT instruction
CM0i : Bit i at address 0006
CM1i : Bit i at address 0007
WDCi : Bit i at address 000F
CM10 “1”
Write signal
S
R
S
R
Q
Q
CM04
16
16
16
CM05
X
CIN
X
Main clock
IN
Sub clock
a
X
X
OUT
COUT
CM02
CM06=0
CM17,CM16=00
1/2
1/32
CM06=0
CM17,CM16=01
1/2
f
C
f
C32
SINGLE-CHIP 16-BIT CMOS MICROCOMPUTER
CM06=0
CM17,CM16=10
a
1/2
Divider
b
f
AD
f
1
c
b
CM06=1
d
f
f
32
f
C
8
CM07=1
1/2
CM07=0
Details of divider
M16C / 62A Group
Mitsubishi microcomputers
CM06=0
CM17,CM16=11
f
f
f
1
8
32
SIO2
1/2
SIO2
SIO2
c
BCLK
d
35