Table Of Contents - Cognex DataMan Communications And Programming Manual

Table of Contents

Legal Notices2
Table Of Contents3
Symbols4
About This Manual5
Networking6
Connecting Your Dataman To The Network6
Connecting Your Fixed-Mount Dataman Reader To The Network6
Connecting Your Handheld Dataman Reader To The Network6
Connecting Your Dataman To The Network Wirelessly7
Ad-Hoc Connection7
Infrastructure Mode8
Eap-Tls Authentication Mode9
Uploading A Certificate File To Dataman9
Connecting Your Dataman Intelligent Base Station To The Network10
Removing A Certificate File From Dataman10
Peap-Mschapv2 Authentication Mode10
Certificate Files10
Direct Connection To Your Computer11
Configuring The Dataman To Reside On The Same Subnet As The Pc12
Connecting Your Reader Across Subnets16
Troubleshooting A Network Connection17
Dataman Application Development18
Dmcc Overview18
Command Syntax18
Reader Response19
No Checksum19
Last Byte Before Footer Is Xor Of Bytes19
Dataman Sdk Development20
Dataman Sdk Contents20
Using The Sdk20
Accessing The Dataman Sdk Library20
Enumerating Dataman Devices21
Subscribing To Events22
Connecting To A Dataman Device22
Your Ethernet Device22
Create A Connector To Your Device22
Your Serial Device23
Sending Dmcc Commands To Dataman Devices23
Displaying Static And Live Images From A Dataman Device23
Helper Utilities24
Gui24
Resultcollector24
Using The Helper Utilities24
Scripting24
Script-Based Data Formatting24
Global Javascript Functions25
Dmcc Support26
Auxiliary Functions26
Function Decode_Sequences26
Supported Key Sequences And Keys27
Function Encode_Base6428
Error Management28
Formatting Script28
Function Onresult29
Function Ongenerateftpfilename29
Decoderesult Object29
Decode Result29
Symbology Properties30
Ptptimestamp30
Point31
Imageproperties Object31
Image Properties31
Rect31
Trucheckmetric32
Trucheckmetricgradeonly32
Trucheckapplicationstd32
Trucheckcodeword32
Trucheckmetricoverall33
Trucheckresult33
Validation Result35
Gs1Validation35
Gs1 Validation Details35
Dod Validation37
Qualitymetrics Object38
Quality Metrics38
Reader Properties48
Readerproperties48
Trigger48
Statistics49
Output49
Decodeevents50
Code Completion And Snippets51
Code Completion Works In The Following Scenarios51
Snippets52
Custom Communication Protocol Api53
Advantage53
List Of Functions53
Commhandler53
Generic Use Case: Heartbeat57
Generic Use Case: Real Time Timestamp59
Customer Protocols Implemented In Various Cr Releases60
Communication With Cmf400 Profibus Gateway60
Pass Weight String Input Along With Decode String63
Fmpcs Protocol64
Event Callback73
Event Types73
Examples74