Amiga Hardware DatabaseManufacturer BSC / Alfa Data, Germany | Date 1993 | Amiga A1200 | Interface trapdoor slot | Autoconfig ID 2092 / 7 |
- Memory Expansion
- 1 MB RAM soldered to the back of the card (can be disabled with a jumper)
- 16 ZIP socket for up to 8 MB RAM
- accepts 1M×4, Static Column or Page Mode, 80 ns or faster ZIPs in groups of eight
- possible configurations are 1, 4, 5, 8 and 9 MB RAM
- with 8 or 9 MB RAM installed, the memory address space can be set either continuous or PCMCIA compatible
- for 4 MB, ZIPs have to be installed in U3x sockets
- optional PLCC FPU, can be clocked either synchronously (14.28 MHz) or asynchronously (up to 50 MHz)
- battery backed up real time clock
- disable jumper
- test mode jumper (prevents the RAM to be used by the OS - for RAM testing purposes)
- jumper settings
| Jumper | Configuration | Setting |
| J1 | Real-Time Clock | UP - RTC deactivated, DOWN - RTC active |
| J2 | PCMCIA | UP - PCMCIA usable, DOWN - PCMCIA not usable |
| J3 | Deactivate RAM | UP - RAM activated, DOWN - RAM deactivated |
| J4 | 1 MB RAM Setting | UP - 1MB RAM activated, DOWN - deactivated |
| J5 | RAM Size | UP - 4MB RAM installed, DOWN - 8MB RAM installed |
| J6 | RAM Test Mode | UP - Test Mode activated, DOWN - normal operation |
| J7 | FPU | LEFT - asynchronous operation (FPU installed), RIGHT - synchronous operation |
