Program
data, 13, 18
example, 25
message, 55
message syntax, 12
message terminator, 20, 54
message unit separator, 54
syntax, 12
programming conventions, 50
Protocol, 46
DTR (Data Terminal Ready), 46
XON/XOFF, 47
Q
Query, 13, 16
command, 16
response, 30, 57
Question mark, 16
QYE - query error, 64
R
Receive Data (RD), 44–45
Request To Send (RTS), 45
Response
data, 33
generation, 57
Root Level commands, 52
RQC - request control, 64
RQS - request service, 64
RS-232-C, 42
S
Separator, 13
Sequential commands, 57
Serial Poll, 66–67
707, 31
Short form, 17
Simple command header, 14
Spaces, 13
Status, 34
byte, 65
registers, 34
reporting, 62
Stop bits, 46
String variables, 31
Subsystem commands, 52
T
Talking to the instrument, 11
Terminator, 20
Three-wire Interface, 43
Transmit Data (TD), 44–45
Transmit On/Transmit Off, 47
TRG - trigger, 64
Trigger Bit, 65
Truncation Rules, 56
U
Uppercase, 17
URQ - user request, 64
W
White space, 13
X
XON/XOFF, 47
Index
90
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