Real Keyboard; Built-In Cassette; Extended Character Set; Elapsed Time - AMSTRAD CPC464 User Manual

Real Keyboard

A full feature ' typewriter-style' keyboard, with a logical cursor key cluster and standard numeric
entry keypad which doubles use for function key purposes.

Built-in cassette

Local cassette storage is available as a built-in feature, thus providing operation with no additional
user complications with hookup, level setting etc. Writing at either 1kBaud or 2kBaud (software
selectable), with read speeds automatically established by software.
BASIC
A ' written in England' industry standard BASIC, faster and more versatile than you have come to
expect from such BASICs, with many extensions for graphics and sound, plus extensive support in
firmware.

Extended character set

A full 8-bit character set including symbols and graphics is accessible largely via the keyboard, and
using CHR$(n) functions.

Elapsed Time

Interrupts are generated by frame scans providing for elapsed time facilities.
User Defined Keys
Up to 32 Keys may be user defined with up to 32 character strings. Redefinition capability includes
the repeat parameters. A complete 255 character set (all ASCII plus over 100 more), optionally user
re-definable.
Subroutines
Many assembler sub-routines are available to be called from BASIC.
SCREEN MODES
There are three modes of screen operation:
a) Normal
Mode 1: 40 columns x 25 lines, 4 ' ink' text
320x200 pixels, individually addressable in 4 colours
b) Multicolour mode
20 columns x 25 lines, 16 ' ink' text
160x200 pixels, individually addressable in 16 colours
c) High Resolution mode
80 columns x 25 lines, 2 ink text
640x200 pixels, individually addressable in 2 colours
Colour Selection
(NB Throughout this guide, ' black' ie nil luminance is considered as a colour for the purposes of the
following descriptions)
The border can be set to a ANY pair of colours regardless of the screen mode: ie flashing; or a single
colour ie steady.