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III PERIPHERAL BLOCK: PRESCALER
Register name
Address
Bit
16-bit timer 3
004014A
D7–4
clock control
(B)
D3
register
D2
D1
D0
16-bit timer 4
004014B
D7–4
clock control
(B)
D3
register
D2
D1
D0
16-bit timer 5
004014C
D7–4
clock control
(B)
D3
register
D2
D1
D0
8-bit timer 0/1
004014D
D7
clock control
(B)
D6
register
D5
D4
D3
D2
D1
D0
B-III-2-4
Name
Function
–
reserved
P16TON3
16-bit timer 3 clock control
P16TS32
16-bit timer 3
P16TS31
clock division ratio selection
P16TS30
–
reserved
P16TON4
16-bit timer 4 clock control
P16TS42
16-bit timer 4
P16TS41
clock division ratio selection
P16TS40
–
reserved
P16TON5
16-bit timer 5 clock control
P16TS52
16-bit timer 5
P16TS51
clock division ratio selection
P16TS50
P8TON1
8-bit timer 1 clock control
P8TS12
8-bit timer 1
P8TS11
clock division ratio selection
P8TS10
P8TON0
8-bit timer 0 clock control
P8TS02
8-bit timer 0
P8TS01
clock division ratio selection
P8TS00
Setting
–
1 On
0 Off
P16TS3[2:0]
Division ratio
1
1
1
1
1
0
1
0
1
1
0
0
0
1
1
0
1
0
0
0
1
0
0
0
–
1 On
0 Off
P16TS4[2:0]
Division ratio
1
1
1
1
1
0
1
0
1
1
0
0
0
1
1
0
1
0
0
0
1
0
0
0
–
1 On
0 Off
P16TS5[2:0]
Division ratio
1
1
1
1
1
0
1
0
1
1
0
0
0
1
1
0
1
0
0
0
1
0
0
0
1 On
0 Off
P8TS1[2:0]
Division ratio
1
1
1
1
1
0
1
0
1
1
0
0
0
1
1
0
1
0
0
0
1
0
0
0
1 On
0 Off
P8TS0[2:0]
Division ratio
1
1
1
1
1
0
1
0
1
1
0
0
0
1
1
0
1
0
0
0
1
0
0
0
EPSON
Init. R/W
Remarks
–
–
0 when being read.
0
R/W
0
R/W
: selected by
/4096
0
Prescaler clock select
/1024
0
register (0x40181)
/256
/64
/16
/4
/2
/1
–
–
0 when being read.
0
R/W
0
R/W
: selected by
/4096
0
Prescaler clock select
/1024
0
register (0x40181)
/256
/64
/16
/4
/2
/1
–
–
0 when being read.
0
R/W
0
R/W
: selected by
/4096
0
Prescaler clock select
/1024
0
register (0x40181)
/256
/64
/16
/4
/2
/1
0
R/W
0
R/W
: selected by
/4096
0
Prescaler clock select
/2048
0
register (0x40181)
/1024
/512
8-bit timer 1 can
/256
generate the OSC3
/128
oscillation-stabilize
/64
waiting period.
/32
0
R/W
0
R/W
: selected by
/256
0
Prescaler clock select
/128
0
register (0x40181)
/64
/32
8-bit timer 0 can
/16
generate the DRAM
/8
refresh clock.
/4
/2
S1C33210 FUNCTION PART
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