Content with the complete media download (15,344 files)
228 files were never archived; see docs/not-recovered.md in the extraction repo. Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01YDRjtmAiNpo5mK5N3d7QwZ
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@@ -12,6 +12,7 @@ cpus:
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- '6502'
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params:
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name: TIM
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image: /media/museum/photos/mos_sim1_system_3.jpg
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company: /companies/mos-technology
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company_name: MOS TECHNOLOGY
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specs:
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@@ -55,11 +56,11 @@ params:
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- title: 'SYSTEM #1'
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subtitle: ''
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text: ''
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image: null
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image: /media/museum/photos/mos_sim1_system_4.jpg
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- title: 'SYSTEM #2'
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subtitle: ''
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text: System with MOS manuals
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image: null
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image: /media/museum/photos/mos_sim1_systemmanuals.jpg
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- title: FRONT PANEL
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subtitle: ''
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text: |-
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@@ -72,26 +73,26 @@ params:
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**(5)** Reset switch\
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**(6)** BNC connector. Analog/Digital converter output\
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**(7)** 2708 EPROM on ZIF socket. Only 2708 version could be programmed
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image: null
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image: /media/museum/photos/mos_sim1_frontpanel_1.jpg
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- title: EPROM BURNER
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subtitle: ''
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text: |-
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**(1)** Zero Insertion Force (ZIF) socket for 2708 EPROM\
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**(2)** 2708 Eprom programmer circuitry. Software routines are contained in the internal Eprom, allowing copy 2708 into ZIF socket to internal RAM or program external 2708 from data in RAM.
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image: null
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image: /media/museum/photos/mos_sim1_system_1.jpg
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- title: MOS CHIPS AREA
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subtitle: ''
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text: |-
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**(1)** 6502 processor. When initially built, this board used a 6502 without the ROR instruction. There were enough complaints that MOS technology added it. This 6502 was replaced when the new version became available\
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**(2)** 6530-004. This IC contains 64 bytes of RAM, 1024 bytes of ROM (TIM monitor), a timer and 16 I/O lines.\
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**(3)** 2 x 6532 general purpose I/O chips. Each had 128 Byte RAM, a timer and two 8-bit bidirectional ports.
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image: null
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image: /media/museum/photos/mos_sim1_moschips_1.jpg
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- title: ROM AND RAM
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subtitle: ''
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text: |-
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Internal 2708 EPROM. Contains utility subroutines, eg Burn EPROM.\
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Note the three high stacked RAM chips! Each one is 2114 - 1024 x 4 bit. Chip select pins on other side are only pins not common to all three layers.
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image: null
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image: /media/museum/photos/mos_sim1_romram_1.jpg
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comments:
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- author: Achim Baqué
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date: Sunday 12th September 2021
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