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Pixter Multimedia Expansion Slot
From eLinux.org
* indicates verified by software and hardware + indicates verified by hardware only
| *1 | A0 | *2 | D0 |
| *3 | A1 | *4 | D1 |
| *5 | A2 | *6 | D2 |
| *7 | A3 | *8 | D3 |
| *9 | A4 | *10 | D4 |
| *11 | A5 | *12 | D5 |
| *13 | A6 | *14 | D6 |
| *15 | A7 | *16 | D7 |
| *17 | A8 | *18 | D8 |
| *19 | A9 | *20 | D9 |
| *21 | A10 | *22 | D10 |
| *23 | A11 | *24 | D11 |
| *25 | A12 | *26 | D12 |
| *27 | A13 | *28 | D13 |
| *29 | A14 | *30 | D14 |
| *31 | A15 | *32 | D15 |
| *33 | A16 | *34 | PA5 |
| *35 | A17 | *36 | PA4 |
| *37 | A18 | +38 | nCS2 |
| *39 | A19 | +40 | nCS3 |
| *41 | A20 | *42 | nOE |
| *43 | A21 | *44 | nWE |
| *45 | A22 | *46 | Vdd |
| *47 | A23 | *48 | PA0/INT3/UARTTX2 |
| +49 | PA3 | *50 | PA1/INT2/UARTRX2 |
| *51 | PB6/UARTRX1/INT0 | +52 | PA2 |
| *53 | PB7/UARTTX1/INT1 | 54 | ???? |
| *55 | PB0/nDACK/nUARTCTSO | *56 | Vss |
| *57 | PB1/DREQ/nUARTRTS0 | *58 | Vdd |
| *59 | Vss | 60 | ???? |
- PB6 and PB7 buttons are connected to PG0 and PG1 GPIO's
- PB8 seems to be connected to PH7 GPIO
