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TransCore encompass 4 - Page 20

TransCore encompass 4
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Encompass 4 Reader System Guide
xii
Asynchronous Message/Command Message Collision 6-15
Host-Addressed Failure Conditions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-15
Illegal or Wrong Sequence Number 6-15
Incorrect CRC 6-15
Transmission Timeout 6-15
Receive Timeout 6-15
Asynchronous Message/Command Message Collision 6-15
ECP Reliability . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-16
CRC Calculation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-16
Manually Disabling ECP for Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-19
7 Commands
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3
Operating Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3
Data Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-3
Command Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4
Download Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-4
Command List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-5
Reader Mode Control — Command Group 0 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-5
00 Switch to Data Mode (Factory Default) 7-5
01 Switch to Command Mode 7-5
Communications Port Control — Command Group 1 . . . . . . . . . . . . . . . . . . . . . 7-5
100N Select Baud Rate 7-6
101N Select Stop Bits 7-6
102N Select Parity 7-7
Command Group 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-7
20 Set Time 7-7
21 Set Date 7-8
22 Display Time and Date 7-8
Append Information — Command Group 3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-8
30N Append Time and Date Selection 7-8
31N Append Auxiliary Information Selection 7-9
#320 Disable EAC Page Append (Factory Default) 7-10
#321 Enable EAC Page Append 7-10
ID Filtering — Command Group 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7-11
40 Transmit All ID Codes 7-11
410N Select Unique ID Code Criteria (Anti-passback Feature) 7-11
420N Select Valid ID Code Criteria 7-12
440 Reset Uniqueness 7-12
44N Set Uniqueness Timeout 7-12
450 Disable Wiegand Mode (Factory Default) 7-13

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