Technical data
SCC - Serial Communication Controller (Z85230) Tests
http://www.motorola.com/computer/literature 3-121
3
BAUDS - Baud Rates
Command Input
PPCx-Diag>scc bauds
Description
This test transmits 256 characters at various baud rates. The data is
received and compared. If any protocol errors are created or the data is not
correct when received, the test failed.
The bauds tested are:
Note Because of the design of the Z85230, when internal loopback
testing is performed, data is still transmitted out of the device on
the TxD line. This may cause problems with terminals, modem,
printers, and any other device attached.
Response/Messages
After the command has been issued, the following line is printed:
SCC BAUDS: Baud Rates................... Running --->
If all parts of the test are completed correctly, then the test passes:
SCC BAUDS: Baud Rates...............Running ---> PASSED
If any part of the test fails, then the display appears as follows:
SCC BAUDS: Baud Rates...............Running ---> FAILED
SCC/BAUDS Test Failure Data:
(error message)
Refer to the section SCC Error Messages for a list of the error messages
and their meaning.
1200
2400
4800
9600
19200
38400