Technical data

UART - Serial Input/Output Tests

http://www.motorola.com/computer/literature 3-85

IRQ - Interrupt Request

Command Input

PPCx-Diag>UART IRQ

Description

This test verifies that the UARTs can generate interrupts to the local

processor. This is done using the transmitter empty interrupt from the

UART under test.

Response/Messages

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

UART IRQ: Interrupt Request............ Running --->

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

UART IRQ: Interrupt Request............ Running --->PASSED

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

UART IRQ: Interrupt Request............ Running --->FAILED

UART/IRQ Test Failure Data:

(error message)

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

and their meaning.