18SUPER GAME BOY
The Super Game Boy (SGB), released in 1994, is a Super Nintendo Entertainment System (SNES) peripheral that allows you to play DMG games on a TV. In this chapter, you’ll learn about the additional SGB functionalities that enhance DMG programs.
This chapter may be one of the most challenging parts of the book, because the SGB features are somewhat tacked on to the original DMG hardware. The hardware engineers clearly went above and beyond to include as many pieces of functionality as they could, and as a result, it’s a deceptively complex piece of equipment with a charm of its own.
We’ll start with an overview of the SGB’s capabilities, including color graphics, screen borders, predefined sounds, and support for multiple joy-pads. ...
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