The FPGA implementation of Compy has started, and it’s been a good way to confirm if the design ideas are feasible or not. One of the goals for Compy is to have a 4:3 display mode suitable for porting games from other systems using the 320×240 resolution as base as well as allowing processors like […]
Chroni Part 3: Color Palettes
The color palette can unequivocally identify a computer with a certain aesthetics, think of the vivid but few colors found in the ZX spectrum or the characteristic ’70ish colors found in the Atari to the grayish/blueish look of the C64. In short, the color palette gives the computer a certain personality. Choosing a color palette […]
Chroni Part 2: VRAM access
Chroni Video Processor (Part 1)
Finally Compy has a video processor and it is called Chroni! The name comes from “partners in time” and it was suggested by my friend Stuart Law as a variant of the British saying “Cronie, partners in crime”. Why partners in time? Because the CPU must operate in sync with the video processor and it […]