Bht-Ir Protocol; 1 ] Transmission Control Sequences; B.2 Bht-Ir Protocol - Denso BHT-100B User Manual

B.2

BHT-Ir protocol

[ 1 ] Transmission Control Sequences

Shown below is a typical message transmission sequence supported by the BHT-Ir
protocol. This sequence example does not include transmission errors or negative
responses.
Establishment
of Data Link
(Phase 1)
D
L
E
D
L
E
Data Transmis-
sion (Phase 2)
D
L
E
D
L
E
Release of Data
Link (Phase 3)
Sending Station
DLE ENQ and IDm*
S I
Heading text
• O
H D
S I
Serial
T
Data text 1
•
number
X
D
S I
Serial
• T Data text n-1
number
X D
S I
Serial
T Data text n
•
number
X D
DLE EOT and IDs
173
Receiving Station
D E C
L • T R
E X C
D E C
L T R
•
E X C
D E C
L • T R
E X C
D E C
L T R
•
E X C
*IDm: ID of sending station
**IDs: ID of receiving station
Appendices
DLE ACK and IDs**
DLE ACK and IDs
DLE ACK and IDs
DLE ACK and IDs
DLE ACK and IDs
DLE ACK and IDs