
MorphoAccess® SIGMA Series - Administrator Guide
OSDP Protocol Support
2017_2000025464-v03
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438
July 17
Demonstration of osdp_LED and osdp_TEXT command for MorphoAccess® Lite+
terminal
The following is the sequence of communication between the CP and PD to update the Text and
LED color on MorphoAccess® SIGMA Lite+ terminal as shown in Figure 349.
Sequence
Tx/Rx
Command/Response Syntax with Example
1
CP -> PD
(Start/Request of a
command)
Syntax: osdp_TEXT (Reader Number, Text Command, Temp Text
time, Row, Column, Text Length, String)
Example: osdp_TEXT (0, 2, 0, 1, 1, 64, “HELLO WELCOME TO
SAFRAN!!)
2
PD -> CP (Response
to a command)
osdp_ACK in case of Success else osdp_NACK for failure
Example: osdp_ACK
3
CP -> PD
(Start/Request of a
command)
Syntax: osdp_LED (Reader number, LED Number, Temp Control
Code, On time, Off time, On colour, Off colour, Timer LSB/Timer
MSB, Perm Control code, On time, Off time, On colour, Off
colour)
Example: osdp_LED (0, 0, 0, 0, 0, 0, 0, 0, 1, 10, 0, 2, 0)
Note: Timer value is applicable is only for Temporary LED
operation
4
PD -> CP (Response
to a command)
osdp_ACK in case of Success else osdp_NACK for failure
Example: osdp_ACK
Figure 352:
OSDP LED and TEXT Screen on MorphoAccess® Lite+ terminal
Display of OSDP
Screen upon receiving
OSDP Text / LED
command
OSDP LED
OSDP Text
Home Screen
OSDP Screen