6 search results
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A1000 SCSI |
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Company C-Ltd., USA | | Date 1988 | | Amiga A1000
| | Interface side expansion port
| | Autoconfig ID 1004 / 12
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SCSI controller
- AMD 5380 controller IC
- uses polled I/O transfers
- does not autoboot, reads CLtd.device from floppy
- DB25 external SCSI connector
- 50 pin internal SCSI header - but there is no space for mounting a hard disk inside the case
- A-Max II driver (cltd.amhd)
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aMEGA |
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Company CardCo / C-Ltd., USA | | Date 1986 | | Amiga A1000
| | Interface side expansion port
| | Autoconfig ID 1004 / 245
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- 32 DIP sockets for 1 MB RAM
- 256k×1, 150 ns DIPs
- the memory is autoconfigured under KickStart 1.2
- Intel C8208 DRAM controller
- all components are socketed
- connects to the side expansion port
- optional passthrough connector - multiple aMEGA boxes can be connected together
- early versions were buggy and generated too much wait-states, performing slower than Chip RAM - cutting a trace and soldering a wire fixes it
Photo
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front side

front side
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PCB, front side
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C-Ltd. 502 |
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Company C-Ltd., USA | | Date 1989 | | Amiga A500
| | Interface trapdoor slot, Gary socket
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- 16 DIP sockets
- 512 kB with 256k×1 DIPs
- 2 MB with 256k×4 DIPs
- connects to the trapdoor slot
- the 2 MB version is supplied with a Gary adaptor
- battery backed up clock
Photo
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front side
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back side
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Kronos |
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Company C-Ltd., USA | | Date 1989 | | Amiga A2000, A3000, A4000
| | Interface Zorro II
| | Autoconfig ID 1004 / 4 2050 / 4
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SCSI controller
- AMD 5380 controller IC
- dual-buffered pseudo-DMA design
- autoboot ROM - autobooting requires Kickstart 1.3
- place for two 3.5" hard disks on the card (on both sides)
- 50 pin internal header
- DB25 external connector
- supports SCSI network sharing
Photo
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front side

front side
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back side

back side
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Kronos 1000 |
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Company C-Ltd., USA | | Date 1989 | | Amiga A1000
| | Interface side expansion port
| | Autoconfig ID 1004 / 4 2050 / 4
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SCSI controller
- AMD 5380 controller IC
- dual-buffered pseudo-DMA design
- autoboot ROM - autobooting requires Kickstart 1.3
- has a 50 pin internal header but there is no space for a drive inside the case
- DB25 external connector
- supports SCSI network sharing
- passthrough connector
Photo
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front side
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back side
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clock
- battery backed up clock
- connects between the A1000 and the keyboard
- intercepts every keystroke before it's sent to the computer
- allows the creation of keyboard macros, a combination of two or more keys which are translated into whole strings of characters
- a predefined set of macros is already saved in EPROM
- features an 8 bit microprocessor, 8 kB RAM and 8 kB EPROM
- needs no special software to set the Amiga's clock, it simply sends an AmigaDOS Date command with the current date and time
- the clock is controlled by the Help key + one of the function keys (eg. Help + F4 allows setting the clock, Help + F5 reads the current time)
- the 'auto macro' feature automatically plays a macro after booting
- optional password function (without the proper password the Amiga does not boot) - the maximum password length is 4 characters
- command history for up to 1000 characters
- two different versions for american and german keyboard layouts
- all chips are socketed
Photo
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Interior, front side
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Exterior, front side
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