Atari ST series Technical Reference Manual page 269

Tgettime()
This function is used to get the GEMDOS version of the current time.
C macro format
int time;
time = Tgettime();
Machine language format
move.w #$2C, - (sp)
trap #1
addq.l #2,sp
Inputs
None
Results
D O time word
Interpretation of GEMDOS
Bit Number Description
0-4 Seconds divided by 2
5-10 Minutes
11-15 Hours
See also
Tsettime(), Tgetdate(), Tsetdate()
Tgettime
Get GEMDOS Time
A 16-bit code that indicates the time.
time:
Range
0-29
0-59
0-23
Opcode = 44 ($2C)
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