The Microsoft SoftCard for the Apple II: getting two processors to share the same memory
We talked about the Z80 SoftCard, Microsoft’s first hardware product, back in 2023, but thanks to Raymond Chen and Nicole Branagan, we’ve got some more insights. The Microsoft Z-80 SoftCard was a plug-in expansion card for the Apple II that added the ability to run CP/M software. According to Wikipedia, it was Microsoft’s first hardware product and in 1980 … ⌘ Read more