Epson V7 User Manual
3
6. V-Link
3-25
Ser
Protocol
Read (with sum check and CR/LF)
S
T
X
T
X
Command
Response
(Normal communication)
Read Command
*
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
18
4
4
1
2
2
1
1
1
2
S
T
X
T
X
A
C
K
C
K
S
T
X
T
X
N
A
K
A
K
L
F
E
T
X
T
X
S
U
U
M
C
R
V7
local
No.
S
T
X
T
X
V7
local
No.
Read
command
Number
of words
to read
Model Type
Address
Reserved for system
S
T
X
T
X
V7
local
No.
L
F
E
T
X
T
X
S
U
U
M
C
R
A
C
K
C
K
e.g.
0014
H
Command
Response
(Normal communication)
30
H
31
H
02
H
8F
H
A
B
C
D
02
H
03
H
30
H
30
H
31
H
34
H
42
H
41
H
44
H
43
H
34
H
31
H
34
H
32
H
34
H
33
H
34
H
34
H
01
H
02
H
30
H
32
H
30
H
30
H
30
H
30
H
00
H
0000000000
H
30
H
30
H
30
H
30
H
30
H
30
H
30
H
30
H
30
H
30
H
03
H
0D
H
0A
H
30
H
31
H
01
H
30
H
30
H
0D
H
0A
H
00
H
38
H
46
H
60
H
36
H
30
H
00
H
20
H
32
H
30
H
Model
Type
Address
Reserved for system
V7 internal memory
PLC memory within 16 bits
Temperature cotrol/
PLC memory within 16 bits
Temperature cotrol/
PLC memory within 16 bits
Memory card
2
2
4 10
2
4
2
2
2
4
2
2
2
2
4
4
4
* Read target memory setting
PLC memory over 16 bits
Temperature cotrol/
PLC memory over 16 bits
Temperature cotrol/
PLC memory over 16 bits
2
8
2
2
2
2
Data
V7
local
No.
L
F
Read
command
Number
of words
to read
Read target
memory
setting
E
T
X
T
X
S
U
U
M
C
R
Bytes
L
F
E
T
X
T
X
S
U
U
M
C
R
V7
local
No.
Bytes
Memory
data
0
Memory
data
n
Bytes
(When an error occurs)
Model
Type
Address
Reserved for system
Reserved for system
Expansion code
Reserved for system
Station Number
(in [n:1] connection)
Model
Type
Address
Expansion code
Station Number
(in [n:1] connection)
Reserved for system
Model
Address
File No.
Record No.
Bytes
Reads the 2-word data, "ABCD" starting with the address $u0020(0014H) on the V7 of the station number 1.
L
F
E
T
X
T
X
S
U
U
M
C
R