Show pageOld revisionsBacklinksBack to top This page is read only. You can view the source, but not change it. Ask your administrator if you think this is wrong. ======Memory Expansion card for Cybiko Classic====== {{cybiko:1megcard.jpg }} The signals are NOT standard PCMCIA even though it uses a standard PCMCIA Type 1 connector. You can not use PCMCIA devices that are designed for laptops. **Hardware specifications** ^RAM| 256Kb| ^Flash| 1Mb| ^Connector | Cybiko propriety | ===== Connector ===== (View looking at Cybiko Connector) <code> -------------------+ Plastic case -> | | | | <-PcBoard | | | | 1 GND 35 GND | 2 /C1 36 D11 | 3 D3 37 D12 | 4 D4 38 D13 | 5 D5 39 D14 | 6 D6 40 D15 | 7 D7 41 /RC | 8 42 A10 | 9 SCK 43 /RD | 10 /C0 44 A11 | 11 45 A9 | 12 A17 46 A8 | 13 A18 47 A13 | 14 A19 48 A14 | 15 49 /WR | 16 50 | 17 3.27V 51 3.27V| 18 52 | 19 /C2 53 A16 | 20 54 A15 | 21 SC2 55 A12 | 22 SO2 56 A7 | 23 SI2 57 A6 | 24 /RS 58 A5 | 25 SOT 59 A4 | 26 RDY/BSY 60 A3 | 27 SIN 61 A2 | 28 62 A1 | 29 63 A0 | 30 D0 64 D8 | 31 D1 65 D9 | 32 D2 66 D10 | 33 67 | 34 GND 68 GND | | | | | | | | | -------------------+ </code> ^Signal^Description^ | /RS | /Reset| | /C0 | Internal Flash Chip Select (p34/pin12 on CPU)| | RDY/BSY | Flash Ready/Busy| | SCK | Internal Flash Serial Clock| | SIN | Internal Flash Serial In| | SOT | Internal Flash Serial Out| | /RC | Expansion RAM Chip Select| | /C1 | Expansion Flash Chip Select #1| | /C2 | Expansion Flash Chip Select #2| | SC2 | Expansion Flash Serial Clock| | SI2 | Expansion Flash Serial In| | SO2 | Expansion Flash Serial Out| ======Supporting Documents====== * [[OneMbExpansionCardSchematic|1Meg Expansion Card Schematic]] cybiko/memoryexpansionunit.txt Last modified: 2009/11/27 17:54by 127.0.0.1