Dmitry Ponyatov / Mbed 2 deprecated DISCO-F746NG_FORTH

Interactive FORTH console

Dependencies:   BSP_DISCO_F746NG LCD_DISCO_F746NG mbed

FVM

Table of Contents

  1. FORTH Virtual Machine
  2. Architecture
  3. Command Set

FORTH Virtual Machine

Architecture

double stack VM with separate data and return stacks

Command Set

Control flow

0x00 nop
0x01 jmp <addr>
0x02 ?jmp <addr>
0x03 call <addr>
0x04 ret
0x05 lit <value> ( -- value )
0xFF bye

Input/Output

0x10 key ( -- char )
0x11 emit
0x12 ?key ( -- bool )
0x13 ?emit ( -- bool )
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