Module io 

I/O with keyboard, cga screen and serial

Structs

CGASCREEN_GLOBAL

Statics

SERIAL_GLOBAL

the global serial writer, this is not synchronized. Used for debugging where locking is not available

Functions

_print

_serial_print

back_space

clear_screen

clear_screen removes the content but doesn’t reset the cursor

panic 🔒

print_help

print_welcome

read_key

reset_screen

reset_screen also resets the cursor

set_attr