Radio Shack TRS-80 Model III - Page 71

OPERATION
System Control
$CLKON
$CLKOFF
$DATE
$DELAY
$INITIO
$READY
$RESET
$ROUTE
$SETCAS
$TIME
Clock-display
on
Clock-display
off
Get today's date
Delay
for
a specified interval
Initialize all
I/O drivers
Jump to Model III
"Ready"
Reset Computer
Change I/O device routing
Prompt user to
set cassette baud rate
Get the time
Cassette
I/O
$CSHIN
$CSIN
$CSOFF
$CSHWR
$CSOUT
Cassette on, search for
leader and sync
byte
Input a
byte
Turn off cassette
drive
Cassette on, Write
leader and sync
byte
Write
a
byte
to
cassette
Keyboard
Input
SKBCHAR
$KBWAIT
$KBLINE
$KBBRK
Get a
character
if available
Wait for
a character
Wait
for a line
Check for
CBREAKl key only
Printer Output
$PRCHAR
Print
a
character
$PRSCN
Print entire screen
contents
S-232-CI/O
SRSINIT
Initialization
$RSRCV
Receive
a
character
$RSTX
Send a
character
ideo Display Output
$VDCHAR
Display a character
$VDCLS
Clear
the
screen
$VDLINE Display a
line
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