- 97 -
fn = 12: Function 12 Sending the Set Communication Conditions of Serial
Interface
GS (E pL pH fn a fn = 12
[Code]
<1d>H<28>H<45>H pL pH fn a
[Range]
(pL + pH x256) = 2 (pL = 2, pH = 0)
fn = 12
1
≤
a
≤
4 (Does not send in other than specified range)
[Outline]
Sends communication conditions of serial interface specified by “a”.
Hex.
No. of Data
Header 37H
1
ID 33H
1
Kind of communication conditions
(a)
31H (“1”) ~ 34H (“4”)
1
Separation number
1FH
1
Set value 3
0H ~ 39H
1 ~ 6
NULL 00H
1
Set value
• a = 1: At specification of baud rate
Baud Rate
d1
d2
d3
d4
d5
d6
2400
50 (“2”)
52 (“4”)
48 (“0”) 48
(“0”)
—
—
4800
52 (“4”)
56 (“8”)
48 (“0”) 48
(“0”)
—
—
9600(Default)
57 (“9”)
54 (“6”) 48
(“0”) 48
(“0”)
—
—
19200
49 (“1”)
57 (“9”)
50 (“2”) 48
(“0”) 48
(“0”)
—
38400
51 (“3”)
56 (“8”)
52 (“4”)
48 (“0”)
48 (“0”)
—
• a = 2: At specification of parity
d1 Parity
Setting
48 No
parity
49 Odd
parity
50 Even
parity
• a = 3: At specification of flow control
d1 Flow
Control
48 DSR/DTR
49 XON/XOFF
• a = 4: Setting to specified data length
d1 Setting
Data
Length
48 7-bit
length
49 8-bit
length
