Programming instructions

4 Programming over RS-232-C
Interface Operation 4–3
Cables 4–3
Minimum Three-Wire Interface with Software Protocol 4–4
Extended Interface with Hardware Handshake 4–5
Configuring the Interface 4–7
Interface Capabilities 4–8
Communicating Over the RS-232-C Bus 4–9
Lockout Command 4–10
5 Programming and Documentation Conventions
Command Set Organization 5–3
The Command Tree 5–6
Truncation Rules 5–10
Infinity Representation 5–11
Sequential and Overlapped Commands 5–11
Response Generation 5–11
Notation Conventions and Definitions 5–12
Program Examples 5–13
6 Status Reporting
Status Reporting Data Structures 6–5
Status Byte Register (SBR) 6–9
Service Request Enable Register (SRER) 6–11
Trigger Event Register (TRG) 6–11
Standard Event Status Register (SESR) 6–12
Standard Event Status Enable Register (SESER) 6–13
User Event Register (UER) 6–14
Local Event Register (LCL) 6–14
Operation Status Register (OPR) 6–14
Limit Test Event Register (LTER) 6–15
Mask Test Event Register (MTER) 6–16
Histogram Event Register (HER) 6–17
Arm Event Register (ARM) 6–17
Error Queue 6–18
Contents
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