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16bit adapter for GQ-4X (& Willem, GQ-2X, GQ-3X) with more option to read Toshiba TC533204AP (32Mo, 8bit) and TC5364205AP (64Mo, 16bit) maskroms:
- Jumpers J2 & J4 allows to read TC5364205AP in a 2-step process (first and second halves of the rom). Rom can be reconstructe by concatenation of both parts.
- Jumpers J3 & J4 allows to read TC533204AP in a 2-step process (even or odd bits only). Rom can be reconstruted by alternating even and odd bits with romwak64 for example.
ID | Name | Designator | Footprint | Quantity |
---|---|---|---|---|
1 | 4.7k | R2,R4 | AXIAL-0.3 | 2 |
2 | 2.2k | R1 | AXIAL-0.3 | 1 |
3 | 10k | R3 | AXIAL-0.3 | 1 |
4 | 8x10K ARRAY | RP1,RP2 | 8 RESISTOR ARRAY COPY | 2 |
5 | HEADER 20PX1 | J5,J6 | H20-2.54 | 2 |
6 | 27CXXX/27C322 | J1 | PIN HEADER 3P | 1 |
7 | Vcc/GND | J4 | PIN HEADER 3P | 1 |
8 | TC536405AD | J2 | PIN HEADER 3P | 1 |
9 | TC533204AD | J3 | PIN HEADER 3P | 1 |
10 | 27C160-DIP42 | U2 | DIP-42_W15.24MM | 1 |
11 | 27C4096 | U1 | DIP40-2.54-52.3X15.24MM | 1 |
12 | 74HC245 | U3,U4 | DIP20 | 2 |
13 | BC547A | Q1 | TO92-INLINE | 1 |
14 | 10uF | C1 | CAPACITOR | 1 |
15 | 5V1 | D1 | DIODE-1N4148 | 1 |
16 | 100nF | C3,C2 | 100NF-CCD2.5-SLS | 2 |
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