Description
MSX Sound and Optional Game Controller
What is it?
Experience retro sounds with the YM2149 sound and optional expansion game controller module. These modules provides MSX-compatible sound and controller support (joysticks, game pads, etc.) for your RC2014/RCBus system. It is also compatible with RomWBW sound applications.
Features
- YM2149 PSG – 3 channel audio, +1 noise channel
- Optional support for AY-3-8190 sound chip
- Optional expansion board for connecting 2 MSX game controller Inputs (joystick, game-pad, and other input types)
- Pseudo stereo output with the golden ratio mix
Key difference with Yellow MSX GAME module
| Description | Yellow MSX Version | Green Stegosaur Version |
|---|---|---|
| Clock Source | On board crystal @ 3.579545Mhz | External CLK1 or CLK2 of RC2014/RCBus |
| Audio Output | Mono | Stereo – (3 channels mixed into a stereo field) |
| Audio Output Connection | 3.5mm socket and 2 pin header | 3.5mm socket only |
| Game Controller Inputs | on main PCB | optional expansion breakout board |
| PCB Height | 8.0 cm | 5.5 cm |
| Support YM2149 | Yes | Yes |
| Support AY-3-8910 | Yes | Yes |
| Backplane Requirement | 80 Way RCBus or RC2014 via external Jumpers | Wired permanently to 80 Way RCBus ‘User’ lanes (37-40, 77-80) |
| Colour | Yellow | Green |
What’s included in this kit
The kit includes the PCB and components (passive components, sockets, connectors and other ICs).
The kit can also optionally include the following:
- The Game Controller module to support external game pads/joysticks interfaces via the 9-pin DSUB connectors.
- The On-board clock divider – needed to use the alternative sound chip : AY-3-8910. See the main documentation page for details of the on-board clock divider (https://www.dinoboards.com.au/stegosaur/game/)
- A tested YM2149 or AY-3-8910 sound chip – The kit will not work without a sound chip. So include this, or source your own.
Please Note: The AY-3-8910 is tested to confirm the chip’s function. It may have been incorrectly marked as a YM2149. Requires the Optional AY Support for the external clock divider circuit
Product Details
For full product description, construction notes and other help – please see the main guide page at: https://www.dinoboards.com.au/stegosaur/game/


















Reviews
There are no reviews yet.