Articles

Some of these technical articles were published in SAM Revival magazine.

Mode 1 Contention

A look at the artificial slow-down in SAM’s Spectrum compatible screen mode, bringing the machine speed closer to that of the original Spectrum, to improve software compatibility.

Pac-Man Emulator

The classic arcade game brought to life on the SAM, with the missing hardware emulated in software, but the remaining game code still running natively.

TileMap Internals

A peek inside the workings of TileMap, to see how it pulls off the illusion of a playable ZX Spectrum game map.