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Graphics Interchange Format  |  1993-01-10  |  9KB  |  640x819  |  4-bit (9 colors)
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OCR: 8-BIT STEREO/MONO SOUND OUTPUT FROM YOUR PARALLEL PORT THIS DESIGN BY DAVE BOYD (Version 1.5) Adition to V100 board that ook: support for the other Stereo-an-L format Refor to the REAINEIST For hformation regarding the use of the schonotic. 5 V+ 10 K OUTPUT IRES CONNECTOR DOL LAF PIN H IPUT DE25 CONNECTOR 10 PIN H 1/6 74HCT04 [DO47 uF 1 14 } VLOO NODe VL70 Nade OFTIT Switch 5 7 11 25 25 FROM PARALLEL PORT TO VLAD SOUND BOARD Note 0: All LC's must have a 1 of decoupling mapaditor connected across the power and GND phs. Note 1 Fin 14 on the 74HC104 should be connected to 5 V+. Ph 7 should be connected to ground. Note 2 Phe 3, 5, 3, 11, ond 13 OF the 74HC104 Should ba comactad to ground. Note 31 Pnc 2 through 9 on the DES's run straight through without ony internal comaction.