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derekfountain
A recreation of the ZX Spectrum Expansion System, a hardware Microdrive emulator
| Reference | Value | Description |
|---|---|---|
| Q1 | PMBT2222A | |
| U1 | 4075 | |
| U4,U101 | 74LS245 | |
| U5 | Pico-1 ROM | |
| U201 | Pico-2 IO | |
| U202 | APS6404L-3SQR_PSRAM64Mbit | |
| U301 | Pico-3 UI | |
| C1,C3,C101,C201 | C_Small |
| D1 | D_Schottky |
|---|
| J1,J201,J303 | Conn_01x03_Female |
|---|
| J101,J202,J302 | Conn_01x06_Female |
|---|
| J301 | Conn_01x10_Female |
|---|
| J304 | Conn_01x05_Female |
|---|
| R1 | 1K |
|---|
| R101-R108 | R150 |
|---|
| R109 | 1KR |
|---|
| R308 | R330 |
|---|
| SW101,SW401 | SW_SPST |
|---|
| XS301 | 502p_SD_ebay-uSD-push_push_SMD-pak_breakout |
|---|
| Z1,Z401 | ZX48Bus |
|---|