Uploaded_11_11_2020
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This board is a drop-in replacement for the 8088 CPU inside of the PCjr. It utilizes a Xilinx Spartan-6 FPGA and 512KB of SRAM.
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This board is a drop-in replacement for the 8088 CPU inside of the PCjr. It utilizes a Xilinx Spartan-6 FPGA and 512KB of SRAM.
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The CPU core is the MCL86 and can be run in cycle accurare mode as well as non-cycle accurate which allows the PCjr to run 4X faster than an IBM PC and as fast as a 8Mhz IBM PC AT!
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The CPU core is the MCL86 and can be run in cycle accurare mode as a mode that boosts PCjr performance by 7X which is as fast as an 8Mhz IBM PC AT!
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The board schematic and layout were done using KiCad and all of the development files are in the PCBA directory. The board was manufacured and assembled by PCBWay.
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The board schematic and layout were done using KiCad and all of the development files are in the PCBA directory. The board was manufacured and assembled by PCBWay.
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@ -7,7 +7,7 @@ My YouTube Channel with some videos of the stuff in action: www.youtube.com/chan
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Boards:
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Boards:
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MCL86jr - IBMPCjr Accelerator which performs 4X faster than an IBM PC
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MCL86jr - IBMPCjr Accelerator which boosts performance by 7X
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Emulated Processors:
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Emulated Processors:
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