Chapter 8 Communication Function
8-6
E.g.)
Request for reading of one of 3000 address numbers as follows
ENQ
Address No.
CMD
Address No.
Number of
Addresses
SUM
EOT
05h
“01”
“R”
“3000”
“1”
“AC”
04h
1
2
1
4
1
2
1
SUM = ‘0’ + ‘1’ + ’R’ + ‘3’ + ‘0’ + ‘0’ + ‘0’ + ‘1’
= 05h + 30h + 31h + 52h + 33h + 30h + 30h + 30h + 31h
= 1A7h (Control value excluded: ENQ, ACK, NAK, etc.)
Hex
Dec
ASCII
Hex
Dec
ASCII
Hex
Dec
ASCII
Hex
Dec
ASCII
00h
0
NUL
20h
32
SP
40h
64
@
60h
96
`
01h
1
SOH
21h
33
!
41h
65
A
61h
97
a
02h
2
STX
22h
34
“
42h
66
B
62h
98
b
03h
3
ETX
23h
35
#
43h
67
C
63h
99
c
04h
4
EOT
24h
36
$
44h
68
D
64h
100
d
05h
5
ENQ
25h
37
%
45h
69
E
65h
101
e
06h
6
ACK
26h
38
&
46h
70
F
66h
102
f
07h
7
BEL
27h
39
‘
47h
71
G
67h
103
g
08h
8
BS
28h
40
(
48h
72
H
68h
104
h
09h
9
HT
29h
41
)
49h
73
I
69h
105
i
0Ah
10
LF
2Ah
42
*
4Ah
74
J
6Ah
106
j
0Bh
11
VT
2Bh
43
+
4Bh
75
K
6Bh
107
k
0Ch
12
FF
2Ch
44
,
4Ch
76
L
6Ch
108
l
0Dh
13
CR
2Dh
45
-
4Dh
77
M
6Dh
109
m
0Eh
14
SO
2Eh
46
.
4Eh
78
N
6Eh
110
n
0Fh
15
SI
2Fh
47
/
4Fh
79
O
6Fh
111
o
10h
16
DLE
30h
48
0
50h
80
P
70h
112
p
11h
17
DC1
31h
49
1
51h
81
Q
71h
113
q
12h
18
DC2
32h
50
2
52h
82
R
72h
114
r
13h
19
DC3
33h
51
3
53h
83
S
73h
115
s
14h
20
DC4
34h
52
4
54h
84
T
74h
116
t
15h
21
NAK
35h
53
5
55h
85
U
75h
117
u
16h
22
SYN
36h
54
6
56h
86
V
76h
118
v
17h
23
ETB
37h
55
7
57h
87
W
77h
119
w
18h
24
CAN
38h
56
8
58h
88
X
78h
120
x
19h
25
EM
39h
57
9
59h
89
Y
79h
121
y
1Ah
26
SUB
3Ah
58
:
5Ah
90
Z
7Ah
122
z
1Bh
27
ESC
3Bh
59
;
5Bh
91
[
7Bh
123
{
1Ch
28
FS
3Ch
60
<
5Ch
92
\
7Ch
124
|
1Dh
29
GS
3Dh
61
=
5Dh
93
]
7Dh
125
}
1Eh
30
RS
3Eh
62
>
5Eh
94
^
7Eh
126
~
1Fh
31
US
3Fh
63
?
5Fh
95
_
7Fh
127
DEL
Содержание LSLV-iV5 Series
Страница 59: ...4 Trial Operation 4 17 ...
Страница 285: ......