Motorola MVME712A/D3 User Manual download pdf (Page 93)

Peripheral Channel Controller (PCC2) Tests

MVME167BUG/D3 3-49

Timer 2 Free-Run - TMR2B

Verifies the Compare Register write/read ability and the functionality of the

Tick Timer Free-run mode; i.e., that the Clear On Compare is disabled.

1. Checks that the register can be zeroed.

2. Walks a 1 bit through a Þeld of zeroes.

3. Walks a 0 bit through a Þeld of ones.

4. VeriÞes that the Counter value exceeds the Compare value.

Command Input:

167-Diag>PCC2 TMR2B

Response/Messages:

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

PCC2 TMR2B: Timer 2 Free-run................ Running --->

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

PCC2 TMR2B: Timer 2 Free-run................ Running ---> PASSED

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

PCC2 TMR2B: Timer 2 Free-run................ Running ---> FAILED

PCC2/TMR2B Test Failure Data:

(error message)

Here, (error message) is one of the following:

Address =________, Expected =________, Actual =________

Timeout waiting for Count to exceed Compare

Address =________, Expected =________, Actual =________

1 2 ... 88 89 90 91 92 93 94 95 96 97 98 ... 238 239

No comments

Motorola MVME712A/D3 User Manual Page 93