Sky Base (bootleg): Difference between revisions

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!function
!function
|-
|-
|1x || [[Z80|MOSTEK MK3880N-Z80CPU]] ||  || || 8-bit Microprocessor - main
|1x || [[Z80|MOSTEK MK3880N-Z80CPU]] ||  || 7A || 8-bit Microprocessor - main
|-
|-
|1x || oscillator || unmarked || ||  
|1x || [[LM380|LM380N]] || - || 11A || Audio Amplifier - sound
|-
|1x || oscillator || unmarked || 1F ||  
|}
|}


Line 45: Line 47:
!status
!status
|-
|-
|2x || [[2732|D2732C]] || 1,2 || dumped
|2x || [[2732|D2732C]] || 1H,1K || dumped
|-
|-
|3x || [[2732|HN462532G]] || 3top,4,7 || dumped
|3x || [[2732|HN462532G]] || top7L,7K,7E || dumped
|-
|-
|3x || [[2732|TMS2532]] || 3bottom,5,6 || dumped
|3x || [[2732|TMS2532]] || bottom7L,7J,7H || dumped
|-
|-
|1x || [[PROM|6331-1]] || || dumped
|1x || [[PROM|6331-1]] || 6L || dumped
|-
|-
|1x || [[PROM|74S287]] || || dumped
|1x || [[PROM|74S287]] || 8H || dumped
|}
|}


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!Type
!Type
!position
!position
|-
|1x || [[SRAM 256 x 4|AM9101CPC/P2101A]] || 4F
|-
|1x || [[SRAM 256 x 4|S5101L1PC]] || 5F
|-
|2x || [[SRAM 1k x 4|MM2114N-055]] || 3F,3H
|-
|2x || [[SRAM 1k x 4|2114UCE]] || 7N,7P both double stacked with mods
|}
|}


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===Others===
===Others===
1x 22x2 edge connector<br>
1x 22x2 edge connector<br>
1x trimmer<br>
1x trimmer (10B)<br>
1x 6 DIP switches banks
1x 6 DIP switches bank (10C)


==Notes==
==Notes==
The board is heavily modified with wires, bent pins, and the like.
The board is heavily modified with wires, bent pins, and the like. see pics.
-----
update 20211204: full redump, better pics and description.


==Files==
==Files==
<gallery widths="150px">
<gallery widths="150px">
Image:548_PCB_component_side.jpg|PCB component side
Image:548_PCB_component_side.jpg|PCB component side
Image:548_PCB_component_side_detail1.jpg|PCB component side detail 1
Image:548_PCB_component_side_detail2.jpg|PCB component side detail 2
Image:548_PCB_component_side_detail3.jpg|PCB component side detail 3
Image:548_PCB_solder_side.jpg|PCB solder side
Image:548_PCB_solder_side.jpg|PCB solder side
Image:548_PCB_solder_side_detail1.jpg|PCB solder side detail 1
Image:548_PCB_solder_side_detail2.jpg|PCB solder side detail 2
Image:548_stacked_ROM_and_RAMs.jpg|stacked ROM and RAMs
File:548_readme.txt|Readme
File:548_readme.txt|Readme
File:548.zip|ROMs
File:548.zip|ROMs

Latest revision as of 15:46, 4 December 2021

EMU Infos
dumper f205v
date 01/05/2007
emulator
dev
PCB Infos
name 548
description Sky Base (bootleg)
year 1982
manufacturer

Technical references

CPUs

QTY Type clock position function
1x MOSTEK MK3880N-Z80CPU 7A 8-bit Microprocessor - main
1x LM380N - 11A Audio Amplifier - sound
1x oscillator unmarked 1F

ROMs

QTY Type position status
2x D2732C 1H,1K dumped
3x HN462532G top7L,7K,7E dumped
3x TMS2532 bottom7L,7J,7H dumped
1x 6331-1 6L dumped
1x 74S287 8H dumped

RAMs

QTY Type position
1x AM9101CPC/P2101A 4F
1x S5101L1PC 5F
2x MM2114N-055 3F,3H
2x 2114UCE 7N,7P both double stacked with mods

PLDs

QTY Type position status
0x

Others

1x 22x2 edge connector
1x trimmer (10B)
1x 6 DIP switches bank (10C)

Notes

The board is heavily modified with wires, bent pins, and the like. see pics.

update 20211204: full redump, better pics and description.

Files

  • PCB component side

    PCB component side

  • PCB component side detail 1

    PCB component side detail 1

  • PCB component side detail 2

    PCB component side detail 2

  • PCB component side detail 3

    PCB component side detail 3

  • PCB solder side

    PCB solder side

  • PCB solder side detail 1

    PCB solder side detail 1

  • PCB solder side detail 2

    PCB solder side detail 2

  • stacked ROM and RAMs

    stacked ROM and RAMs

  • Readme

    Readme

  • ROMs

    ROMs

548

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