Specifications

RSLinx – Training Guide A - 27
Checklist for trouble-free serial port communications.
The information in this technote applies to:
Product:
Third Party
Type:
Application Note
Technote ID:
A957
Package/Mod
ule(s):
Communications
Modified:
05/13/99
Revision(s):
N/A
Fixed In
Revision:
N/A
Sub-
System(s):
Serial Communications
Technical Note Details:
Below is a list of errors returned by various Rockwell Software products when
attempting to configure a serial port communications driver.
"RSLinx has failed to configure the COM port." (RSLinx - AB_DF1)
"Failed to initialize PIC device driver." (RSLinx - AB_PIC)
"Device already open." (Wintelligent Linx)
"NETWORK_ERROR returned an error code of 7000." (A.I.-500)
"PCL_Link_Error returned an error code of 7000." (A.I.-5)
"Interface Hardware faulty or not present." (A.I.-2)
"SLC Response Timeout" (SLC Logistics)
"Serial port configuration error." (PCIS)
Here is a basic checklist to ensure trouble-free serial port communications.
DOS
Be sure the correct comm port is selected.
Be sure that the selected comm port actually exists on the computer.
(This information can be found by running MSD.EXE.)