PAL16R6B ;FAST PAL DP84412 NEW PAL FOR THE NATIONAL SEMICONDUCTOR NS32016, 32008, 32032 NATIONAL SEMICONDUCTOR (WORKS UP TO 10MHZ) FCLK /TSO RFIO /ADS /DDIN /WAITWR CTTL /CS /WAITRD GND /OE /CWAIT /4DLY /3DLY /2DLY /MODE /RASIN /CYCLED /INCY VCC RASIN := INCY * /CYCLED * /MODE * /CTTL * DDIN + INCY * /MODE * 2DLY * /WAITWR + /CS * INCY * /MODE * 2DLY + CS * INCY * /MODE * 2DLY * WAITWR * /CTTL + RASIN * INCY * /MODE * 2DLY CYCLED := /MODE * 2DLY * /WAITWR * /DDIN * /CTTL + /MODE * 2DLY * /WAITRD * DDIN * /CTTL + /MODE * 2DLY * /4DLY * WAITRD * DDIN * /CTTL + /MODE * 2DLY * /4DLY * WAITWR * /DDIN * /CTTL + CYCLED * TSO * /MODE + CYCLED * /MODE * CTTL MODE := /RFIO * /INCY * /2DLY * /CTTL + MODE * /3DLY + MODE * /4DLY + MODE * CTTL 2DLY := MODE * /4DLY * /CTTL + 2DLY * CTTL + INCY * /CYCLED * /MODE * /3DLY * 4DLY * /CTTL + CS * DDIN * WAITRD * INCY * /MODE * 2DLY * /3DLY * /4DLY + CS * /DDIN * WAITWR * INCY * /MODE * 2DLY * /3DLY * /4DLY 3DLY := 2DLY * /4DLY * /CTTL + 3DLY * CTTL 4DLY := 3DLY * /CTTL + 4DLY * CTTL + /INCY * /MODE * /CTTL + INCY * /MODE * /2DLY * /CTTL IF (VCC) INCY = ADS * /MODE + CS * TSO * /CYCLED * /MODE * /2DLY * 4DLY + INCY * /CYCLED * INCY * 2DLY IF (CS) CWAIT = CS * TSO * /CYCLED * /MODE * /2DLY * 4DLY + CS * TSO * MODE + CS * INCY * /CYCLED * DDIN * WAITRD * /MODE * 2DLY * /3DLY * 4DLY + CS * INCY * /CYCLED * /DDIN * WAITWR * /MODE * 2DLY * /3DLY * 4DLY DESCRIPTION -------------------------- --------------------------