blog:286_pc

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blog:286_pc [2021/02/18 13:12] – [Next Steps - Sourcing new components] johnblog:286_pc [2021/06/15 10:29] (current) – [So What Did I End Up With?] john
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 {{:blog:img20210119094409.jpg?400|}} {{:blog:img20210119094409.jpg?400|}}
 +
 +----
 +
 +=== Sound ===
 +
 +{{:blog:img20210119093958.jpg?400|}}
 +
 +I'm using a basic Creative SB16 for (OPL3) Adlib/FM music and digital effects.
 +
 +{{:blog:img20210124174108.jpg?300|}} {{:blog:img20210124174022.jpg?300|}}
 +
 +MIDI out is handled by a genuine Roland MPU-IPC-T ISA card and breakout box.
  
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 One more thing was getting mouse support - I knew that lots of games I wanted to play on this would be mouse driven; adventures, strategy games etc. Using a serial mouse is not an option, as whatever system I set up, it has to be compatible with a VGA+PS/2 KVM switch - that's just the way it has to be, as I don't have space for multiple keyboards, mice or monitors all over the place. One more thing was getting mouse support - I knew that lots of games I wanted to play on this would be mouse driven; adventures, strategy games etc. Using a serial mouse is not an option, as whatever system I set up, it has to be compatible with a VGA+PS/2 KVM switch - that's just the way it has to be, as I don't have space for multiple keyboards, mice or monitors all over the place.
 +
 +{{:blog:img_1880.jpg?400|}}
  
 Fortunately, in the last couple of years, some ingenious folks have created a range of Serial to PS/2 mouse adapters, one even being built into a [[https://www.vogons.org/viewtopic.php?f=46&t=67488|neat little 8bit ISA card]]. Fortunately, in the last couple of years, some ingenious folks have created a range of Serial to PS/2 mouse adapters, one even being built into a [[https://www.vogons.org/viewtopic.php?f=46&t=67488|neat little 8bit ISA card]].
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 There are some __odd__ benchmark results in video performance - mainly around BIOS and low-level routines from CheckIT, Landmark and CompTest; these show the HT12/A board with substantially quicker synthetic results (and it //is// quick, no doubt about it), but when it comes to games, the all-round improvement of the VLSI VL82C201 has it ahead in every single test. There are some __odd__ benchmark results in video performance - mainly around BIOS and low-level routines from CheckIT, Landmark and CompTest; these show the HT12/A board with substantially quicker synthetic results (and it //is// quick, no doubt about it), but when it comes to games, the all-round improvement of the VLSI VL82C201 has it ahead in every single test.
 +
 +===== So What Did I End Up With? =====
 +
 +{{:blog:286:img20210615102218.jpg?500|}} {{:blog:286:img20210615102226.jpg?500|}}
 +
 +   * VLSI VL82C200 Motherboard
 +   * 25MHz Harris 286 CPU (currently clocked at 20MHz)
 +   * Intel 287XL FPU
 +   * 4MB 60ns RAM
 +   * Generic Multi-IO card
 +   * Tseng Labs ET4000AX VGA
 +   * Soundblaster 16 CT2770
 +   * Midiman MM401 MPU401 card
 +   * 3Com 3C509B NIC / XTIDE BIOS host
 +   * Everex EV178 8MB EMS card
 +   * Internal MT32-Pi MIDI module
 +   * RS232 to PS/2 mouse adapter dongle
 +   * 3.5" 1.44MB FDD
 +   * 8GB CF card
  • blog/286_pc.1613653936.txt.gz
  • Last modified: 2021/02/18 13:12
  • by john