[9] CIRCUIT DIAGRAM
1. BLOCK DIAGRAM
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| 14.318MHz |
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PDATA[7:0] | SCLK |
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PARACONN |
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MODECLK |
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| MODEIN |
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| 22.22MHz |
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| G/A (2) |
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| MASTERCLK | 44.44MHz | CY2292 |
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| SYSAD[15:0] |
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| MODEIN | CPU |
| 14.318MHz |
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| RAD[5:2] |
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EEPROM |
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| SYSAD[31:0] |
| NR4650 |
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| RAD[21:1] | (Internal 133MHz) |
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| SYSAD[31:0] | SYSAD[31:0] | SYSAD[63:0] | SYSCMD[8:0] |
| MBA[11:0] |
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Boot ROM | RAD[21:0] |
| MD[63:0] |
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2MB | RCS0_ | SYSAD[53:33] |
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| SYSAD[31:0] |
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Code ROM 0 | RAD[21:0] |
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| MASTERCLK |
| RAS0 | 8MB |
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| RCS_[3:0] |
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| CAS[7:0] |
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2MB | RCS1_ |
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| SCLK |
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| SYSAD[31:0] |
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| RAM |
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Code ROM 1 | RAD[21:0] |
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| MD[63:0] | MBRAS1 | DIMM168 64MB Max |
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DIMM72 | RCS2_ |
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| CAS[7:0] |
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Optional |
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| MA[11:0] |
| RAM |
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| MBRAS2 | DIMM168 64MB Max | |
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| G/A (1) |
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| CAS[7:0] |
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| PIACS0_ |
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| RAS0 CAS[7:0] |
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| PIACS1_ |
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| MBRAS1 MBRAS2 |
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| PIACS2_ |
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| LDT[15:0] | SYSAD[15:0] |
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NETWORKCONN |
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| LDT[7:0] | RAD2 |
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| Digital copier I/F | |
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| VFCLK |
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| D9001MFH | VFCLK |
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81.2376MHz |
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9 – 1