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4 PERIPHERAL CIRCUITS
Register name
Address
Bit
16-bit timer 4
00481A0
DF
comparison
(HW)
DE
register A
DD
DC
DB
DA
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
16-bit timer 4
00481A2
DF
comparison
(HW)
DE
register B
DD
DC
DB
DA
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
16-bit timer 4
00481A4
DF
counter data
(HW)
DE
register
DD
DC
DB
DA
D9
D8
D7
D6
D5
D4
D3
D2
D1
D0
16-bit timer 4
00481A6
D7
control register
(B)
D6
D5
D4
D3
D2
D1
D0
A-46
Name
Function
CR4A15
16-bit timer 4 comparison data A
CR4A14
CR4A15 = MSB
CR4A13
CR4A0 = LSB
CR4A12
CR4A11
CR4A10
CR4A9
CR4A8
CR4A7
CR4A6
CR4A5
CR4A4
CR4A3
CR4A2
CR4A1
CR4A0
CR4B15
16-bit timer 4 comparison data B
CR4B14
CR4B15 = MSB
CR4B13
CR4B0 = LSB
CR4B12
CR4B11
CR4B10
CR4B9
CR4B8
CR4B7
CR4B6
CR4B5
CR4B4
CR4B3
CR4B2
CR4B1
CR4B0
TC415
16-bit timer 4 counter data
TC414
TC415 = MSB
TC413
TC40 = LSB
TC412
TC411
TC410
TC49
TC48
TC47
TC46
TC45
TC44
TC43
TC42
TC41
TC40
–
reserved
SELFM4
16-bit timer 4 fine mode selection
SELCRB4
16-bit timer 4 comparison buffer
OUTINV4
16-bit timer 4 output inversion
CKSL4
16-bit timer 4 input clock selection
PTM4
16-bit timer 4 clock output control
PRESET4
16-bit timer 4 reset
PRUN4
16-bit timer 4 Run/Stop control
Setting
0 to 65535
0 to 65535
0 to 65535
–
1 Fine mode
0 Normal
1 Enabled
0 Disabled
1 Invert
0 Normal
1 External clock 0 Internal clock
1 On
0 Off
1 Reset
0 Invalid
1 Run
0 Stop
EPSON
Init. R/W
Remarks
X
R/W
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
R/W
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
R
X
X
X
X
X
X
X
X
X
X
X
X
X
X
X
0
–
0 when being read.
0
R/W
0
R/W
0
R/W
0
R/W
0
R/W
0
W
0 when being read.
0
R/W
S1C33210 PRODUCT PART
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