Colby Instruments PDL-100A - Programming over the RS-232 Connection; Error Checking

Chapter 4 Setting Delay Values
© 2010 Colby Instruments. PDL-100A Operating and Programming Manual Page 29
connector TO the PC. See Section 7.0 Backpanel for diagram. RS-232
Port speed is 9600 baud, 8 data bits, and 2 stop bits.
4.7.2.1 Programming over the RS-232 connection
When programming the instrument over the RS-232 Serial connection,
characters are echoed (sent from the PDL-100A) back to the PC when
sending the command string. For example, from your application program
if you send the character string:
*IDN?<CR><LF>
the PDL-100A will respond with:
*IDN?<CR><LF>
Colby Instruments,PDL-100A-
625.0PS,07061234,V1.70<CR><LF>
Command[ 0.00ps |S|0]:
4.7.2.2 Error Checking
After every command sent to the instrument, you should check the Error
Return code in the Command Prompt to ensure the command was
executed correctly.
Error Code
Reason
0
No error
1
Invalid command
2
Invalid argument
3
Calibration failed
4
Delay range limit
5
Delay not set
*
Input Buffer Overflow (RS-232)
The Error Return code is a one character field that is the second to last
character in the command prompt.
Command[ 0.00ps |S|0]:
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