D7759: Difference between revisions

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[[Category:Sound Chips]]
[[Category:Sound Chips]]
[[Category:DIP40]]
[[Category:DIP40-600mil]]
[[Category:QFP52]]
[[Category:QFP52]]

Latest revision as of 15:31, 9 November 2017

ADPCM Speech Synthesizer LSIs

Pinout

DIP40
         +---\/---+
    ASD5 | 1    40| Vdd
    ASD6 | 2    39| ASD4
    ASD7 | 3    38| ASD3
      I0 | 4    37| ASD2
      I1 | 5    36| ASD1
      I2 | 6    35| ASD0
      I3 | 7    34| A8
      I4 | 8    33| A7
      I5 | 9    32| A6
      I6 |10    31| A5
      I7 |11    30| A5
*AEN/*WR |12    29| A3
     SAA |13    28| A2
    *DRQ |14    27| A1
     ALE |15    26| A0
     REF |16    25| *CS
     AVO |17    24| X2
   *BUSY |18    23| X1
  *RESET |19    22| *ST
     GND |20    21| *MD
         +--------+

QFP52
+---------------------------------------------------------------+
|  1 NC         | 14 NC         | 27 NC         | 40 NC         |
|  2 ASD1       | 15 I2         | 28 REF        | 41 A0         |
|  3 ASD2       | 16 I3         | 29 AVO        | 42 A1         |
|  4 ASD3       | 17 I4         | 30 *BUSY      | 43 A2         |
|  5 ASD4       | 18 I5         | 31 *RESET     | 44 A3         |
|  6 Vdd        | 19 I6         | 32 GND        | 45 A4         |
|  7 NC         | 20 NC         | 33 NC         | 46 NC         |
|  8 ASD5       | 21 I7         | 34 *MD        | 47 A5         |
|  9 ASD6       | 22 *AEN/*WR   | 35 *ST        | 48 A6         |
| 10 ASD7       | 23 SAA        | 36 X1         | 49 A7         |
| 11 I0         | 24 *DRQ       | 37 X2         | 50 A8         |
| 12 I1         | 25 ALE        | 38 *CS        | 51 ASD0       |
| 13 NC         | 26 NC         | 39 NC         | 52 NC         |
+---------------------------------------------------------------+

Frequency

DIP40
Set reader to FREQ, put black probe to GND, red probe to 23 or 24 to measure CPU clock

QFP52
Set reader to FREQ, put black probe to GND, red probe to 36 or 37 to measure CPU clock

External links

Files