Apple IIe - Page 261

The System Monitor 261
with much less frequency on disk writes, it is also good practice
to verfiy those as well.
To
verify that the machine code has been faithfully reproduced,
first save the code, using the procedures outli!'.JeS previously.
Then, load
the information back into the computer, but load it at
a
different address. The monitor's verify command can now be
used
to compare the two sections of code . If the data had been
saved correctly, the two sections. will be identical.
*1000.10FF W
rewind tape
*2000.20FF R
*1000< 2000.
20FF V
*
If the verify command causes any addresses and data values to be
displayed,
the save was not successful. If only the asterisk prompt
was displayed, the save worked perfectly.
Other Input/Output Commands
The format in which information is displayed on the screen is
controlled by the monitor's Inverse and Normal commands. If
"I" is included in a command line, all monitor inputs and outputs
displayed thereafter will be displayed in inverse video . This
process can be reversed by
including " N" as part of a subsequent
command line.
*EOOO
EOOO- 4C
*I EOOO N EOOO
EOOO- 4C inverse video
EOOO- 4C normal
*
The monitor 's input and output can also be redirected to peri-
pheral devices. The printer command directs the monitor 's out-
put. The keyboard command determines the device from which
the monitor will accept input. The printer and keyboard com -