jay-kumogata / infovectrex

Vectrex Emulator in C++

InfoVectrex

Introduction

InfoVectrex is a Vectrex emulator that runs on Windows.

How to run

• Put the BIOS file (rom.dat) in the same directory as the executable file (bin/InfoVectrex.exe).
• The BIOS file should be in the same format as vecx (without header).
• Double-click the executable file (bin/InfoVectrex.exe).

How to play

Joystick # 1

• [up-arrow]: Up button
• [down-arrow]: Down button
• [right-arrow]: Right button
• [left-arrow]: Left button
• [A]: Button # 1
• [S]: Button # 2
• [D]: Button # 3
• [F]: Button # 4

System

• [0]: Maximum speed (line width: 0)
• [1]: High speed (line width: 1)
• [2]: Medium speed (line width: 2)

Specification

CPU

• 6809 opcodes
• FIRQ / IRQ / NMI

VIA

• 6522 registers, port A and port B
• T1 timer (one-shot mode and free-run mode)
• T2 timer (one-shot mode)
• Shift register (modes #2 and #6)

VG

• Integrator (X coordinate, Y coordinate, Offset and Joystick)
• Multiplexer
• ~RAMP signal and ~ZERO signal
• Joystick #1, Buttons #1, #2, #3 and #4

Disclaimer

InfoVectrex is freeware. There is no guarantee. The author is not responsible for any damages caused by this software. Vectrex is a trademark and brand of General Consumer Electronics Corporation.