Here is the format of a tape block: Offset Field Size Description 0 Sync Byte 1…
Category: NB System Software
Useful POKE, PUT and OPEN Statements
POKE51,1 Switches Screen OFF (VF Display Still available)POKE51,0 Switches Screen ON (if switched off) PUT#8,12 Form…
NB Clock
System Clock_ by Gerald McMullon The COP provides a system clock after each interrupt (50 times…