Radio Shack TRS-80 Model III - Page 73

OPERATION
$CLKOFF
—
673/X
02A1
'
Disable
the Clock
Display
Entry
Conditions
None
Exit Conditions
A
is altered. All other registers are unchanged.
Sample
Z-80 Programming
00042 ;
['URN
OFF CLOCK
8000
CDA1B2
00B43 CALL
CLKOFF
800
J
C3191A
00044 JP READY
Sample BASIC Programming
100
POKE
16526.161:
POKE 16527.2
' LSB/MBB
110 X
=
USR(B)
'DUMMY
ARGUMENT
$CLKON
—
664/X0298'
Enable the Clock Display
Entry Conditions
None
Exit Conditions
A is altered. All
other registers are unchanged.
Sample Z-80
Programming
00045 ;
TURN ON CLOCK
8006
CD9802
00046
CALL CLKON
8009 C3191A 00047 JP READY
Sample BASIC
Programming
100
POKE 16526.152:
POKE 16527.2
' LSB/HSB
110
X
=
USR<0) 'DUMMY ARGUMENT
63