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Graphics Interchange Format  |  1991-03-27  |  10.3 KB  |  640x350  |  4-bit (6 colors)
   ocr: The keyboard. The keyboard has a cable uhich attaches to the bus. When a key is pressed, the byte representing the Character for that key is sent to a variable in the RandoM Access Memory. papaal, Bus Random Access Memory Central Processing Unit Machine Variables Video Box A 00000000 language 00010111 Box B 06666666 01000001 la 01001011 01000010 01111011 Box C 00000000 1 10000010 01000011 00011010 a 00100111 01000100 16601601 - 01101011 010001U1 11000100 Disk Drives - 00001101 01001000 01001100 a 00011100 a Other information 1 KEDB OAR D Page 36 Copyright C, 1991, Chester Langin, 532 W. 3rd St ...