ZX Spectrum Next Input

This will be done with the assumption you’re wanting to make a game, rather than a word processor. This means finding out which keys are being pressed, held or released rather than reading strings of characters from the keyboard.

The Next has these input devices available for our use

• The keyboard, either original membrane, PS/2 or any compatible equivalents

• Built in Kempston, Sinclair and Cursor Joystick interfaces

• Mouse

Contents:

• Standard joysticks
  • Warning
  • Reading the Joystick
  • Peripheral 1 Register
• The Keyboard
• Input Debounce
  • Key Pressed Once
  • Key Held Down
  • Key Released