Technical data

3-86 Computer Group Literature Center Web Site

Test Descriptions

LPBK - Internal Loopback

Command Input

PPCx-Diag>UART lpbk

Description

This test transmits 18 characters at 9600 baud. The data is received and

compared. If any protocol errors are created or the data is not correct when

received, the test failed.

Response/Messages

After the command has been issued, the following line is printed:

UART LPBK: Internal Loopback........... Running --->

If all parts of the test are completed correctly, then the test passes:

UART LPBK: Internal Loopback........... Running --->PASSED

If any part of the test fails, then the display appears as follows:

UART LPBK: Internal Loopback........... Running --->FAILED

UART/LPBK Test Failure Data:

(error message)

Refer to the section UART Error Messages for a list of the error messages

and their meaning.