By Eric Balkan
Why this e-book? except the truth that i admire writing approximately pcs greater than absolutely anything else, this ebook fills a number of actual wishes. regardless of what number manuals a working laptop or computer producer places out to accompany a syste- and a few of Epson America's are first-class - no longer every little thing may be lined. This booklet fills within the gaps. This publication is independent, having been written independently of Epson. So, I will not be telling you to drop every little thing and run out to shop for an HX-20. The HX- 20 is sweet for a few makes use of, now not so strong for a few others. This e-book is a advisor to out of the laptop and/or pointing you in the direction of a unique getting the main desktop that will higher fit your wishes. first and foremost of this undertaking I needed to make a decision who used to be my audience: rookies, specialists, or these in among? simply because HX-20 proprietors and potential vendors do not fall into neat different types, i attempted to 'cover the entire bases'. Or not less than as many as attainable. as with all try and do every thing, i did not continually prevail. yet I did achieve offering at the least whatever for everybody. in case you have not but received a conveyable - or are uncertain if paying for an HX-20 used to be the fitting flow - there are descriptions of 20 different portables out there. if you have used different desktops sooner than, there is details on how Epson uncomplicated differs from different fundamentals, with pointers on changing courses.
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Extra resources for Using and programming the Epson HX-20 portable computer
The 5 user programmable function keys are shiftable, providing 10 combinations. , via the KEY statement in BASIC. Five additional combinations can be produced with the CTRL key and the PF keys. One is assigned to initiating manual mode on the microcassette. Another is assigned to copying the screen onto the microprinter. ) The other three combinations are available for use via a machine language program. The rate at which the computer operates can be changed via the keyboard, by hitting the PAUSE key to freeze the display and then pressing a number.
An 8-character type-ahead buffer helps. , no duplicate letters are unintentionally produced on a single key press as on some cheaper keyboards. A NUM key turns part of the keyboard into a numeric keypad. But the keys are not lined up as they would be in a real keypad, so this will take some getting used to. Still, it's a space saver - an important consideration in a portable. The NUM key also locks out the alpha keys, to reduce data entry mistakes. A GRPH key turns the keyboard into a graphics unit.
The optional battery-powered printer attachment gives 4 color printing with 40 or 80 column width, plus a 9600 bps serial interface. Taskware microcassette tapes provide predesigned worksheets, similar to spreadsheet templates. These help in setting up worksheets for personal tax, sales reporting, financial statements, cash management, etc. The only disadvantage that we can see in the design of the Workslate is the limited amount of user memory. The Workslate has a lot of functionality built into it, but does not appear to have enough memory to support very many functions simultaneously.