aPPenDiX a liST OF i/O ReGiSTeRS
aP-a-6
Seiko epson Corporation
S1C63003/004/008/016 TeChniCal Manual
(Rev. 1.1)
Address
Register name R/W Default
Setting/data
Function
FF65H D3
MC15
R/W
×
0H–FH
Measurement counter MC12–MC15
D2
MC14
R/W
×
D1
MC13
R/W
×
D0
MC12
R/W
×
FF66H D3
MC19
R/W
×
0H–FH
Measurement counter MC16–MC19
MC19 = MSB
D2
MC18
R/W
×
D1
MC17
R/W
×
D0
MC16
R/W
×
FF67H D3
TC3
R/W
×
0H–FH
Time base counter TC0–TC3
TC0 = LSB
D2
TC2
R/W
×
D1
TC1
R/W
×
D0
TC0
R/W
×
FF68H D3
TC7
R/W
×
0H–FH
Time base counter TC4–TC7
D2
TC6
R/W
×
D1
TC5
R/W
×
D0
TC4
R/W
×
FF69H D3
TC11
R/W
×
0H–FH
Time base counter TC8–TC11
D2
TC10
R/W
×
D1
TC9
R/W
×
D0
TC8
R/W
×
FF6AH D3
TC15
R/W
×
0H–FH
Time base counter TC12–TC15
D2
TC14
R/W
×
D1
TC13
R/W
×
D0
TC12
R/W
×
FF6BH D3
TC19
R/W
×
0H–FH
Time base counter TC16–TC19
TC19 = MSB
D2
TC18
R/W
×
D1
TC17
R/W
×
D0
TC16
R/W
×
FF70h–FF76h
integer Multiplier
Address
Register name R/W Default
Setting/data
Function
FF70H
(
*
5)
D3
SR3
R/W
×
0H–FH
Source register (low-order 4 bits)
SR0 = LSB
D2
SR2
R/W
×
D1
SR1
R/W
×
D0
SR0
R/W
×
FF71H
(
*
5)
D3
SR7
R/W
×
0H–FH
Source register (high-order 4 bits)
SR7 = MSB
D2
SR6
R/W
×
D1
SR5
R/W
×
D0
SR4
R/W
×
FF72H
(
*
5)
D3
DRl3
R/W
×
0H–FH
Low-order 8-bit destination register
(low-order 4 bits)
DRL0 = LSB
D2
DRl2
R/W
×
D1
DRl1
R/W
×
D0
DRl0
R/W
×
FF73H
(
*
5)
D3
DRl7
R/W
×
0H–FH
Low-order 8-bit destination register
(high-order 4 bits)
DRL7 = MSB
D2
DRl6
R/W
×
D1
DRl5
R/W
×
D0
DRl4
R/W
×
FF74H
(
*
5)
D3
DRh3
R/W
×
0H–FH
High-order 8-bit destination register
(low-order 4 bits)
DRH0 = LSB
D2
DRh2
R/W
×
D1
DRh1
R/W
×
D0
DRh0
R/W
×
FF75H
(
*
5)
D3
DRh7
R/W
×
0H–FH
High-order 8-bit destination register
(high-order 4 bits)
DRH7 = MSB
D2
DRh6
R/W
×
D1
DRh5
R/W
×
D0
DRh4
R/W
×
FF76H
(
*
5)
D3
nF
R
0
1 Negative
0 Positive
Negative flag
D2
VF
R
0
1 Overflow
0 No
Overflow flag
D1
ZF
R
0
1 Zero
0 No
Zero flag
D0
CalMD
R/W
0
1 Division (W)
Run (R)
0 Multiplication (W)
Stop (R)
Calculation mode selection (writing)
Operation status (reading)