Performance of the 8088 on PC, PCjr and Tandy 1000

It’s well-known that you should measure the performance of your code, and not rely only on the opcode’s “cycle counts”. But how fast is an IBM PC 5150 compared to a PCjr ? or to a Tandy 1000? or how fast is the Tandy 1000 HX in fast mode (7.16Mhz) compared to the slow modeContinue reading “Performance of the 8088 on PC, PCjr and Tandy 1000”

Tandy 64, and intro for the Tandy 1000 and more

With PVM with released an intro for the Tandy 1000 HX. The Tandy 1000 HX uses the Intel 8088-2 CPU. Which is a suuuuper slow CPU (slower than the 8086). With all its wait states and its limitations on the video card (no hardware sprites, no charset redefinition) it makes it comparable with a CommodoreContinue reading “Tandy 64, and intro for the Tandy 1000 and more”

Long time no see: UniJoystiCle for all platforms

I’ve been busy. I still have no spare time to work on my retro projects, but I have a plan. And it can’t fail. I plan to port the UniJoystiCle + The Uni Games to the following platforms: Commodore VIC 20: UniJoystiCle (single joystick) + The Uni Games Commodore PET: UniJoystiCle in expansion port (singleContinue reading “Long time no see: UniJoystiCle for all platforms”