Tandy 600 Programmer's Reference Manual page 28

FUNCTION 2Ch
-
Get
Time
AX
BX
cx
DX
SP:
BP:
SI:
Dl:
XXXXXXXX
XXXXXXXX XXXXXXXX
XXXXXXXX
XXXXXXXX
Entry:
AH
= 2Ch
(function
code)
Exit:
CH
=
Hour
CL =
Minutes
DH =
Seconds
DL
=
Hundredths
of
seconds
IP:
FLG
CS
DS
SS
ES
Function
2Ch
is
used
to
get the current
time from the operating
system.
The
format
of
the
values returned
is:
CH
CL
DH
DL
-
Hour
(0-23)
Minutes
(0-59)
-
Seconds
(0-59)
-
Hundredths
of
seconds
(0-99)
23