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profdc9
Apple II Peripheral Card that Interfaces to a ATMEGA328P for SD card storage
| Reference | Value | Description |
|---|---|---|
| U1 | ATmega328P-P | |
| U2 | 74HCT32 | |
| U3 | 74HCT00 | |
| U4 | 82C55A | |
| U5 | Slot1 | |
| U6 | Slot2 | |
| U9 | 28C256 | |
| BUS1 | Apple2Bus | |
| C1,C4-C11 | 100 nF | |
| C2,C3 | 20 pF | |
| C14 | 10 uF | |
| D1,D9-D11 | LED | |
| D2-D8 | 1N4148 | |
| J1 | ICSP | |
| J2,J3 | Conn_01x25 | |
| J4 | Conn_01x16 | |
| J5 | SERCON | |
| J6 | WIZNET 5500 | |
| JP1,JP5 | PWR | |
| JP2 | PG0 | |
| JP3 | PG1 | |
| JP4,JP8-JP10 | PG2 | |
| JP6 | PROGRAM | |
| JP7 | PG3 | |
| R1-R4,R7,R11-R14,R18,R20-R23 | 10k | |
| R5,R6 | 2k2 | |
| R8,R10,R27,R28 | 4k7 | |
| R9,R17 | 470R | |
| R15,R16,R19,R24-R26 | 1k | |
| SW1 | SW_Push | |
| Y1 | 16 MHz |