IDE controller
- uses polled I/O, not DMA transfer
- two buffered IDE ports support up to four IDE devices
- each port is compatible with IDE splitters allowing up to a maximum of eight drives
- autoboot ROM
- two LED port activity connectors - one for drives 0 to 3, the other for drives 4 to 7
- software configurable IDE timing - even PIO mode 0 devices are compatible
- raw transfer speed is limited by the Zorro II bus to 3.58 MB/s
- supports hard disks larger than 4 GB
- can mount GVP or AT-Apollo formatted hard disks
- supported by Linux
- 26 pin local expansion slot for the optional HyperCom 3 Plus I/O module with two serial and one parallel ports
- Buddha Flash:
- 64 kB FlashROM
- clock port
- allows using expansions initially designed for the A1200 clock port (the Buddha Flash gold edition has golden clock port pins)
- when installed in Zorro slot, pin 40 of the card's clock port is towards the front side of the computer, pin 19 resp. pin 1 towards the rear side
- marked wire of clock port expansions go to pin 19 or pin 40, depending on the manufacturer's definition - e.g. expansions made by Individual Computers are installed with the red stripe on pin 40 (to the left), expansions of E3B mark pin 19 / pin 1 (to the right)
Photo
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front side
back side
front side
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back side
front side
back side
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