Chapter 5 Prescaler
V - 4
Overview
5-1-2 Block Diagram
Figure 5-1-1 Prescaler Block Diagram
fs/2
bp0
bp7
CK4MD
TM4BAS
TM4PSC0
TM4PSC1
4
2
4
2
PSC1
PSC0
bp0
bp7
PSCMD
PSCEN
7bit Prescaler
ck
S
fosc
fs
3bit Prescaler
ck
S
Timer4 Out
bp0
bp7
CK0MD
TM0BAS
TM0PSC0
TM0PSC1
-
-
-
-
-
4
2
bp0
bp7
CK1MD
TM1BAS
TM1PSC0
TM1PSC1
4
2
4
2
Serial interface 3
Serial interface 1
Timer 4
Timer 1
Timer 0
bp0
bp7
SC3CKS
SC3PSC0
SC3PSC1
SC3PSC2
Timer5 Out
fosc/2
fosc/4
fosc/8
fosc/16
fosc/32
fosc/64
fosc/128
3
3
3
3
3
fs/4
fs/8
M
U
X
bp0
SC1CKS
SC1PSC0
SC1PSC1
SC1PSC2
bp7
-
-
-
-
-
-
-
M
U
X
M
U
X
bp0
bp7
CK5MD
TM5BAS
TM5PSC0
TM5PSC1
4
2
Timer 5
3
M
U
X
M
U
X
4
2
Timer5 Out
Serial interface 0
3
bp0
bp7
SC0CKS
SC0PSC0
SC0PSC1
SC0PSC2
M
U
X
M
U
X
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-