Dynapro Technologies Dynapro ET TCS, Application Developer'S Manual

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CHAPTER 1 GENERAL INFORMATION.......................................................................................... 1-1
OVERVIEW ............................................................................................................................................... 1-1
Features.................................................................................................................................................. 1-1
About This Guide.................................................................................................................................... 1-2
Related Documents................................................................................................................................. 1-2
CHAPTER 2 INTERFACING TO THE HOST COMPUTER............................................................ 2-1
INTRODUCTION ...................................................................................................................................... 2-1
The Serial Interface ................................................................................................................................ 2-1
Serial Data Composition ........................................................................................................................ 2-2
Communication Standards ..................................................................................................................... 2-5
RS-422 and RS-485 ................................................................................................................................ 2-8
Preventing and Detecting Errors ........................................................................................................... 2-9
Buffer Overflow Control......................................................................................................................... 2-9
CHAPTER 3 PROGRAMMING OVERVIEW .................................................................................... 3-1
INTRODUCTION ...................................................................................................................................... 3-1
RELATED ANSI STANDARDS................................................................................................................ 3-1
COMMUNICATION ENVIRONMENTS.................................................................................................. 3-2
COMMUNICATION CODES .................................................................................................................... 3-2
CHARACTER SETS .................................................................................................................................. 3-2
Control Codes......................................................................................................................................... 3-2
Graphic Codes........................................................................................................................................ 3-4
TCS COMMANDS..................................................................................................................................... 3-5
TYPES OF COMMANDS .......................................................................................................................... 3-5
Local Commands .................................................................................................................................... 3-5
Remote Commands ................................................................................................................................. 3-6
Local/Remote Commands ....................................................................................................................... 3-6
CONTROL STRINGS ................................................................................................................................ 3-7
Simple Escape Sequences ....................................................................................................................... 3-7
Device Control Strings ........................................................................................................................... 3-7
Control Sequences .................................................................................................................................. 3-8
Control Sequence Parameters ................................................................................................................ 3-9
Numeric Parameters............................................................................................................................... 3-9
Selective Parameters ............................................................................................................................ 3-10
How the TCS Interprets Control Sequences ......................................................................................... 3-10
Canceling Control Strings .................................................................................................................... 3-11
Errors in Control Strings...................................................................................................................... 3-11
HOW TO GENERATE REMOTE COMMANDS ................................................................................... 3-12
STATUS REPORT SUMMARY.............................................................................................................. 3-13
Summary of Status Queries and Responses .......................................................................................... 3-13
SUMMARY OF SELECTABLE MODES ............................................................................................... 3-17
TCS MODE COMMANDS ...................................................................................................................... 3-19
Reset Mode Command [RM] (Remote) ................................................................................................ 3-20
Set Mode Command [SM] (Remote)..................................................................................................... 3-22