The least useful operation af the WAIT – GATE is with both
ROM and RAM of either c 275ns or > 525ns access time. The most
Useful arrangement is with ROM of < 400ns and RAM of < 275NS-To
give results. for the test programs given in the manual,
over the full range of ROM and RAM set ups would take up a Jot
of Space and reading time. So Twill give results for only one
arrangement, which T think is the most frequently used today.
fe. for S00ns (< 525ns) ROM & EPROM and 250ns (c 775s) RAM.
PROGRAM NP WAIT(S) WAIT – GATE
ROM BASIC 24.8 5 22.9 5
PASCAL RUNTIME (BLS) B25 20.7 E¶
PASCAL COMPILATION (Bt S) Bas ars
MACHINE CODE (IN RAMu 92.7 5 alos
ZEAP TAPE ASSEMBLY Pete 1918 =
To summerise. 1 found the WAIT – GATE a verv useful time
saving device. Tt had only one noticable side effect which wax
increased programming speed (mhich can’t be toa bad!) Finally,
the most remarkable aspect for me, was the price Phildata are
asting for this piece of hardware, wet £7.95. all inclusive.
T should like to thank tir. D. Johnson of Phildata for oroviding
the WAIT – GATE for review. and assisting mith my questions,
Revenge of the Drosophila
ANEW game for Nascom micros featuring FAST. SYNCHRONISED
Mutant Flies are on the rampage in a multi-storey fruit
warehouse and its the Runner’s job to ga in and save the fruit
from the flies. But the real Battie is against the life-cycle of
the Drosophila – from bad fruit to vunerable maggot ta deadly
Drosophita. Keep the population down while you save the fruit.
or else ‘|
7 game variations using options: fast and slow propagation, with
or without mutant slime molds, and. automatic. or manual eruit
Put away your NasDos and get the adrenalin running with this
slice of the ‘arcade action – IF as all you need to play.”
Maps to 1000H to 4800H. Nascam I requires Nas-sys. Nas-Bra ROM
and Cottr= Blandford interface, A game with characters NOT
Sysabols, for only £9 including pip from:
Gare / Rowland,
24, Parstoes Avenue.
This is an OCR’d version of the scanned page and likely contains recognition errors.