ZiLOG System 8000 Hardware Reference Manual page 326

HRM
TEST NAME
Zilog
HRM
TCOM- Tape Command Exerciser
PARAMETERS
Start= The first module of tape commands to be executed
(default=O) .
End = The last module of tape commands to be executed
(default=O) .
Unit = The unit number of the tape
::"J j2
ex·ercised
(default=O)
NOTE
The default values cause all modules between start
and End to be executed.
DESCRIPTION
The following TCOM modules exercise the tape controller call
command s:
Module 1: LOAD and UNLOAD commands
Module 2: REWIND and SKBR commands in Mode 0 and Moja
Module
3:
READ, WRITE, and
STRK
com~a~ds
Mod u 1 e4: SKBF
and
SKB R ,:) ,)
;1,;
nan J .)
Module
5:
SKFF, SKFR, and WFM commands
Module 6: SEL, MRTRY, and EGP commands
The DIAG1 command i3 executed before entering the start
Modul e.
ERROR MESSAGES
TCOM issues warnings for correctable errors (e.g., no tape
in drive, tape write-protected, etc.), and self-explanatory
error messages if a tape operation fai13. In addition to
error messages, the TCU registers are also displayed.
LAP SUMMARY
Each module includes an introductory statement, a running
commentary on the test progress, and a message signalling
successful completion. There is no lap summary for the
entire TCOM test.
A-95
Z110g
A-95