HP 48g Graphing Calculator - Manual (Page 196)

1. Enter the two time numbers in HMS format.
2. Press f^fTIME) [NXTj
in HMS format.
The time number returned is also
1. Enter the two time numbers in HMS format.
2. Press 1 (IMXT) HMS. . The time number returned is also
in HMS format.
16
1. Enter the date number onto the stack.
2. Enter the time number.
3. Press f^fTIME) (NXTI (IMXT 1 TSIR . A text string will be
returned showing the day of the week, the date (in current date
format) and the time (in the current time format).
1. Press fj^(TIME) T I CKS. System time is kept in “ticks” of the
clock. Each tick is 1/8192 of a second in duration. The total
number of ticks is reported as a binary integer. TICKS is useful for
measuring elapsed time, and can be converted into a standard time
number in either decimal or HMS format.
cc tffji?: (siciiS) into
1. Enter the system time. It should be a binary number.
2. Press (MTHI SriSE Be-R to convert the system time to a real
number.
3. Press 29491200 (£) to convert to decimal hours.
4. Press OEi ME) (NXT) - s -HMS to convert decimal hours to HMS
format.
ooic.n! ite e^sp.'ec' '’ine in smoorit.!
Press f^fTIME) T I CKS to start timing.
Press r i C K S to stop timing.
Press (SWAP)
Q
to get the elapsed time in clock ticks.
Press ( mth I E FI S E B -i- R 8 1 9 2 0 to calculate the elapsed time
in seconds.
16-4 Date, Time and Fraction Arithmetic