===== HU 6270 Netlist =====


==== Conventions used ====
{{  http://nfg.2y.net/grafx/HuChip.gif}}Throughout this page you'll find abbreviations and shorthand terms for a lot of connections.  Here's a guide:
^ Short ^ Long ^ Short ^ Long ^
|  Dxx  |  Data (number)  |  Axx  |  Address (number)  |
|  /WR  |  Write Enable   |  /OE  |  Output Enable  |
|  /CE  |  Chip Enable  |  NC  |  Not Connected  |
|  I/O  |  Input/Output  |  RAxx  |  RAM pin#  |

==== The Netlist ====
^  Hu6270 - Graphics  ^^^^^^^^
^Pin    ^ Title ^      Hu6280^ Exp Bus^  HuCard Port  ^  	Hu6260	    ^  	MiscIC  ^  	Notes       ^  
|  01	  |          |  60  |        |  	   |  		  |  			  |  	  |  		         
|  02	  |  /WR  |  63  |  B4  |  34  |  	 77	  |  3 27	  |  		        |  
|  03	  |  /OE  |  62  |  A6  |  26  |  	 78	  |  3 22	  |  		        |  
|  04	  |  NC  |      |  	   |  	  |  			  |  	  |  		        |  
|  05	  |  NC  |      |  	   |  	  |  			  |  	  |  		        |  
|  06	  |  NC  |      |  	   |  	  |  			  |  	  |  		        |  
|  07	  |  NC  |      |  	   |  	  |  			  |  	  |  		        |  
|  08	  |  NC  |      |  	   |  	  |  			  |  	  |  		        |  
|  09	  |  NC  |      |  	   |  	  |  			  |  	  |  		        |  
|  10	  |  NC  |      |  	   |  	  |  			  |  	  |  		        |  
|  11	  |  Ground |      |  	   |  	  |  			  |  	  |  Cap to +5v	        |  
|  12	  |  NC  |      |  	   |  	  |  			  |  	  |  		        |  
|  13	  |  D7  |   56   |  B08	    |  23	  |   05	  |  		    	  |  	Held High       |  
|  14	  |  D6  |   55   |  A08	    |  22	  |   06	  |  		    	  |  	Held High       |  
|  15	  |  D5  |   54   |  C09	    |  21	  |   07	  |  		    	  |  	Held High       |  
|  16	  |  D4  |   53   |  B09	    |  20	  |   08	  |  		    	  |  	Held High       |  
|  17	  |  D3  |   52   |  C10	    |  19	  |   09	  |  		    	  |  	Held High       |  
|  18	  |  +5v  |	    |  		  |  		  |  			  |  	  |  		        |  
|  19	  |  D2  |   51   |  B10	    |   17	  |   10	  |  		    	  |  	Held High       |  
|  20	  |  D1  |   50   |  C11	    |  16	  |   11	  |  		    	  |  	Held High       |  
|  21	  |  D0  |   49   |  C12	    |  15	  |   12	  |		    	  |  	Held High       |  
|  22	  |  		 |        |  A10	    |  		  |   72	  |			    	  |  Also Hu6270 25	        |  
|  23	  |  		 |        |  A09	    |  		  |   73	  |  			    	  |  		        |  
|  24	  |  /RESET  |   11   |  B22	    |  Card 36	  |  			  |  	  |  To +5 via R104 + D101   |  
|  25	  |  		 |        |  A10	    |  		  |   72	  |  			    	  |  Also Hu6270 22	        |  
|  26	  |  		 |        |  B11	    |  		  |   71	  |  			    	  |  		        |  
|  27	  |  NC      |  	    |		  |  		  |  			  |  	  |  		        |  
|  28	  |  		 |        |  A12	    |  		  |   70	  |  			  |  	  |  		          
|  29	  |  		 |        |  A13	    |  		  |   69	  |  			  |  	  |  		         
|  30	  |  		 |        |  B14	    |  		  |   68	  |  			  |  	  |  		          
|  31	  |  		 |        |  A15	    |  		  |  67	  |  			  |  	  |  		          
|  32	  |  +5v  |  	    |  		  |  		  |  			  |  	  |  		        |  
|  33	  |  GND  |        |  		  |  		  |  			  |  	  |  		        |  
|  34	  |  		 |        |  A16	    |  		  |   66	  |  			  |  	  |  		          
|  35	  |  		 |        |  A17	    |  		  |   65	  |  			  |  	  |  		          
|  36	  |  		 |        |  A18	    |  		  |  64	  |  			  |  	  |  		          
|  37	  |  		 |        |  A19	    |  		  |   63	  |  			  |  	  |  		          
|  38	  |  		 |        |  A20	    |  		  |   62	  |  			  |  	  |  		          
|  39	  |  *WE  |  	    |  		  |  		  |  |  	12 27		  |  	  |  		          
|  40	  |  *OE  |  	    |  		  |		  |  |  	12 22		  |  	  |  		          
|  41	  |  I/O 0  |  	    |  		  |  		  |  |  	1  11		  |  	  |  		          
|  42	  |  I/O 1  |  	    |  		  |  		  |  |  	1  12		  |  	  |  		          
|  43	  |  I/O 2  |  	    |  		  |  		  |  |  	1  13		  |  	  |  		          
|  44	  |  I/O 3  |  	    |  	  |  		  |  |  	1  15		  |  	  |  		          
|  45	  |  I/O 4  |  	    |  		  |  		|  |  	1  16		  |  	  |  		          
|  46	  |  I/O 5  |  	    |  	  |  		  |  |  	1  17		  |  	  |  		          
|  47	  |  +5v  |  	    |  	  |		  |  			  |  	  |  		        |  
|  48	  |  I/O 6  |  	    |  	  |  		  |  |  	1  18		  |  	  |  		         
|  49	  |  I/O 7  |  	    |  	  |  		  |  |  	1  19		  |  	  |  		         
|  50	  |  I/O 0  |  	    |  	  |  		  |  |  	 2 11		  |  	  |  		          
|  51	  |  I/O 1  |  	    |  	  |  		  |  |  	 2 12		  |  	  |  		          
|  52	  |  I/O 2  |  	    |  	  |  		  |  |  	 2 13		  |  	  |  		         
|  53	  |  I/O 3  |  	    |  	  |  		  |  |  	 2 15		  |  	  |  		          
|  54	  |  I/O 4  |  	    |  	  |  		  |  |  	 2 16		  |  	  |  		          
|  55	  |  Ground	 |  	    |  	  |  		  |  |  			  |  	  |  		         
|  56	  |  I/O 5  |  	    |  	  |  		  |  |  	 2 17		  |  	  |  		          
|  57	  |  I/O 6  |  	    |  	  |  		  |  |  	 2 18		  |  	  |  		          
|  58	  |  I/O 7  |  	    |  	  |  		  |  |  	 2 19		  |  	  |  		          
|  59	  |  RA14  |  	    |  	  |  		  |  |  	12 10		  |  	  |  		          
|  60	  |  RA13  |  	    |  	  |  		  |  |  	12 09		  |  	  |  		          
|  61	  |  RA12  |  	    |  	  |  		  |  |  	12 08		  |  	  |  		          
|  62	  |  RA11  |  	    |  	  |  		  |  |  	12 07		  |  	  |  		         
|  63	  |  RA10  |  	    |  	  |  		  |  |  	12 06		  |  	  |  		         
|  64	  |  RA09  |  	    |  	  |  		  |  |  	12 05		  |  	  |  		          
|  65	  |  RA08  |  	    |  	  |  		  |  |  	12 04		  |  	  |  		          
|  66	  |  RA07  |  	    |  	  |  		  |  |  	12 03		  |  	  |  		          
|  67	  |  RA03  |  	    |  	  |  		  |  |  	12 25		  |  	  |  		        
|  68	  |  RA02  |  	    |  	  |  		  |  |  	12 24		  |  	  |  		        
|  69	  |  RA00  |  	    |  	  |  		  |  |   	12 21		  |  	  |  		        
|  70	  |  RA01  |  	    |  	  |  		  |  |  	12 23		  |  	  |  		        
|  71	  |  GND  |  	    |  	  |  		  |  			  |  	  |  		        |  
|  72	  |  +5v  |  	    |  	  |  		  |  			  |  	  |  		        | 
|  73	  |  RA06  |  	    |  	  |  		  |  |  	12 02		  |  	  |  		        
|  74	  |  RA04  |  	    |  	  |  		  |  |  	12 26		  |  	  |  		        
|  75	  |  RA05  |  	    |  	  |  		  |  |  	12 01		  |  	  |  		        
|  76	  |  *CE  |  	    |  	  |  		 |  |  	12 20		  |  	  |  		          
|  77	  |          |   44   |  	    |  	|	  |  		  |  	Held High	  |  	
|  78	  |          |   12   |  B20	    |  	|	  |  		  |  	Held High	  |  	
|  79	  |  A0  |   6    |  B12	    |  14	  |   74	  |  			  |  	  |
|  80	  |  A1  |   5    |  C13	    |  13	  |   75	  |  			  |  	  |