cardiograph-computer/notes/2023-08-17--dev-notes.md

Dev notes — 2023-08-17

Goals for today

• *ADDR - Add relative offsets - *ADDR +1, $ADDR -2

• ? Add keypad visualization to simulator

  1. Display qwerty-to-VIP mapping for reference
  2. Highlight the most recent keypress on there

• Notes re: ROM and/or tape loader

• Programming ideas:

  • Keypad display
    1. Light pixel corresponding to most recent keypress
    2. Display character corresponging to most recent keypress
  • Draw dot at (x, y)
  • Move dot around display using keypad