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hotkeysoft
Mass storage device using an SD card interfacing with the IEC bus. Simulates a disk drive on Commodore computers (C64/C128/VIC20/C16/Plus4)
| Reference | Value | Description |
|---|---|---|
| Q1-Q3 | AO3400A | |
| U1 | ATmega1284P-20AU | |
| U2 | MIC5504-3.3YM5 | |
| C1,C2 | 56pF | |
| C3-C7 | 100nF | |
| C8-C10 | 10μF | |
| D1 | LL4148 | |
| D2 | RED | |
| D3 | GREEN | |
| H1-H4 | MountingHole_Pad | |
| J1 | AVR-ISP-6 | |
| J2 | 5VDC IN | |
| J3 | SD_Card | |
| J4,J5 | IEC (DIN6) | |
| J8 | IEC_ALT1 | |
| J9 | IEC_ALT2 | |
| R1-R4,R6,R8,R10,R12,R14 | 10K | |
| R5,R9,R13 | 18R | |
| R7,R11,R15 | 22K | |
| R16,R17 | 330R | |
| SW1 | IEC_SEL | |
| SW2 | PREV | |
| SW3 | NEXT | |
| SW4 | RESET | |
| Y1 | 8MHz |