PlayStation Architecture
The article discusses the architecture of the original PlayStation, released in the mid-1990s. It highlights the use of custom integrated circuits and the transition to RISC-based CPUs during that era. Additionally, it provides historical context on the development of various processors that influenced gaming consoles.
- ▪The original PlayStation was released on December 3, 1994, in Japan and on September 9, 1995, in North America.
- ▪The console featured a simple and practical design to manage the complexities of 3D hardware development.
- ▪MIPS processors, known for their RISC architecture, played a significant role in the evolution of gaming consoles during the 1990s.
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Supporting imageryModelMotherboardDiagramModelOriginalSlimThe original PlayStation.Released on 03/12/1994 in Japan, 09/09/1995 in North America, 29/09/1995 in Europe.The PS One (slim revision).Released on 07/07/2000 in Japan, 19/09/2000 in North America, 29/09/2000 in Europe.This is what you get after cramming so many custom ICs into a single one.MotherboardOriginalMarkedMotherboardShowing model 'SCPH-1000'.Remaining chips are fitted on the back.Later models included SG-RAM instead of VRAM and removed most of the external I/O and video outs.Motherboard with important parts labelledDiagramMain architecture diagramThe Bus Interface Unit is also connected to special ports of the GPU and SPU.A quick introductionSony knew that 3D hardware could get very messy to develop for.
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