prototype and evaluation components
NatAmi LX
- evaluation Baseboard
- first board developed as NatAmi base and ONLY as NatAmi
- evaluation board to verify hardware and peripheral design concepts
- a short overview
- this board features the evaluation of:
- serial port, parallel port, ps/2 keyboard, ps/2 mouse, floppy disk, joystick ports
- 31kHz video out, 15kHz video out, 15kHz video in
- audio in, audio out
- SyncZorro, PCI, 2.5" IDE, 3.5" IDE
- simple (1.1) USB
- 128MB chip ram (max), 128MB fast ram (max)
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NAe60F
- processor expansion card
- Motorola MC68060FE processor (SMD dark ceramic EC version)
- 4MByte no-waitstate SRAM
- Kickstart flash memory
- Serial port debug interface
- SynchronousZorro connector
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NAe60R
- processor expansion card
- Motorola MC68060RC processor (PGA ceramic version)
- 4MByte no-waitstate SRAM
- Kickstart flash memory
- Serial port debug interface
- SynchronousZorro connector
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pre-versions and proof of concept
NatAmi 30
- early experimental prototype
- Processor
- 33MHz PCI card with hand wired processor
A
- MC68030 @ 33MHz
- 4MByte DRAM
- serial debug interface with hardware monitor
- about 99 single soldered wires
- Mainboard
- adapted C-Cone mainboard
- main functionality split into two FPGAs
- 8MByte DRAM SIMM, 2MByte were used as Chipram
- several extra wires added to increase interconnection between main FPGAs
- one FPGA upgraded
- Main clock @28MHz but memory only @ 4MHz
- 16bit video out
- Features
- 2MB chip ram, 2MB fast ram, 0.5MB Kickstart WOM, 0.5MB $C0-fast ram
- CIAs fully implemented
- Amiga Keyboard and Mouse support
- Amiga Floppy DD/HD disk read with common PC Floppy drive
- A1200/A4000 IDE controller with PIO-Mode0 support
- ECS Screen resolutions up to 640x480 non-interlace
- AGA Colour depth up to 256 colours
- four Audio channels
- three (out of eight) sprites
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