logic-serial

An example making Logic board into a serial-connected peripheral.

Serial interface is connected to gpio 5 (rx) and 2 (tx).

Protocol

All communication is text-based. The program expects line-separated commands and sends line-separated events. Arguments are separated by spaces.

Commands

• ● set <x> <y> <red> <green> <blue>
  • ● set led at coordinates x, y to color Rgb(red, green, blue)
• ● show
  • ● show the current state of the leds
• ● clear
  • ● turn off all leds
• ● set_status <index> <red> <green> <blue>
  • ● set the status led at index index to color Rgb(red, green, blue)
• ● show_status
  • ● show the current state of the status leds
• ● clear_status
  • ● turn off all status leds
• ● set_buzzer <state>
  • ● set the buzzer to state state (0 or 1)

Events

• ● pressed <id>
  • ● a button with id id was pressed
• ● released <id>
  • ● a button with id id was released

Button ids come in sequence starting from top to bottom, left to right,

e.g. top left (0), top right (1), bottom left (2), bottom right (3), arrow up (4), arrow left (5), center (6), arrow right (7), arrow down (8).