User`s manual

Table 3-14
Transparent Data Transmission Control
Data Buffer
Control Byte Directives
Stuf Send BCC After
No. Contents
Current
A DLE? This Character?
2
3
4
-
No.
1
2
3
4
5
STX o
YES
CHAR. 1
CHAR. N**
1
(2)*
-
-
ITB
2
-
YES YES
DLE
2
-
-
-
STX
2
1
-
-
CHAR. 1
1
-
-
-
CHAR. N**
1
(2)*
-
-
_~~_ w • __ ..-_
-
1:1 Xj1:1 H
2
~
u
.. ,.'r ..
YtS
**If Char. is a OLE, Stuff a OLE
Data Buffer
Contents
STX
CHAR. 1
CHAR. N
ITB
CHAR. I
CHAR. N
ETX/ETB
Table 3-15
Non-Transparent Data Transmission Control
Control Byte Directives
Mode Send BCC After
Current
Next This Character?
3
4
-
4
-
-
4
(3)*
-
3
4
YES
4
-
4
(3)*
-
3
-
YES
*On Byte Count Zero Interrupt - Not Control Byte Directive
3-45
INCL. CHAR. IN BCC?
YES
YES
YES
YES
YES
YES
YES
- --
YcS
INCL. CHAR. IN BCC?
-
YES
YES
YES
YES
YES
YES