m5m51016btp Renesas Electronics Corporation., m5m51016btp Datasheet - Page 132

• Manufacturer Part Number: m5m51016btp
• Description: Renesas 16-bit Single-chip Microcomputer M16c Family / M16c/20 Series
• Manufacturer: Renesas Electronics Corporation.

M30245 Group
Rev.2.00 Oct 16, 2006
REJ09B0340-0200
Figure 2.7.4. Frequency synthesizer registers (2)
Frequency Synthesizer Multiply Register
Frequency Synthesizer Divide Register
Frequency Synthesizer Prescaler Register
b7
b7
b7
b6
b6
b6
b5
b5
b5
b4
b4
b4
b3
b3
b3
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b2
b2
b2
b1
b1
b1
b0
b0
b0
Bit Symbol
FSM
Bit Symbol
Bit Symbol
FSD
FSP
Symbol
FSM
Symbol
FSP
Symbol
FSD
Frequency synthesizer
multiplier value
Frequency synthesizer
divider value
Frequency synthesizer
prescaler value
Bit Name
Bit Name
Bit Name
Address
03DD
Address
Address
03DF
03DE
16
16
16
Generates f
Generates f
Generates f
f
f
SYN
PIN
f
n: FSM value
VCO
=f(X
=f
m: FSD value
n: FSP value
When reset
2. Frequency synthesizer (PLL)
When reset
When reset
= f
VCO
11111111
Function
11111111
11111111
VCO
Function
Function
IN
SYN
PIN
PIN
)/2(n + 1)
/2(m + 1)
by multiplying f
X 2(n + 1)
by dividing f
2
2
2
VCO
PIN
O
R W
O
O
R W
R W
O
O
O