  0 PAK 68/3, GAL 1:  CPU-Clk State Machine für 68020 mit 16 MHz
  1 26-08-93   V12_16a   Holger Zimmermann @ PE
  3       P12_16
  4 %TYP
  5       GAL20V8A
  6 %PINS
  7  CLK  mat2  16m  a1  !as_00  !tclr  !wr  !as_20  !prom  !csp19  g1p11
  8  !OE  !dram  !roe  !as_21  !doe  !as_22  !sterm  !cyc_00       !dsack1  !dsack0  mat0
  9 %LOGIC
 10 
 11  sterm.OE  = GND;
 12 
 13  as_21.OE  = VCC;
 14  as_21     = as_20 * 16m
 15            + as_21 * !16m
 16            + as_20 * as_21;
 17 
 18  as_22     = as_20 * as_21 * !16m
 19            + as_22 * !16m
 20            + as_20 * as_22;
 21 
 22  doe      = as_20 * !as_00 * dram * !tclr * !wr * mat0 * mat2 * as_22
 23           + as_20 * !as_00 * dram * !tclr * !wr *   a1 * mat2 * as_22;
 24 
 25  !cyc_00   = !as_21
 26            + csp19
 27            + !as_00 * dram * !tclr * !wr * mat0 * mat2
 28            + !as_00 * dram * !tclr * !wr *   a1 * mat2
 29            + prom * !wr;
 30 
 31  dsack0.OE = as_21 * !cyc_00 * !csp19;
 32  dsack0    = as_20 * dram * !tclr * !wr * mat0 * mat2 * 16m
 33            + as_20 * dram * !tclr * !wr *   a1 * mat2 * 16m
 34            + as_20 * dram * !tclr * !wr * mat0 * mat2 * dsack1
 35            + as_20 * dram * !tclr * !wr *   a1 * mat2 * dsack1
 36            + as_20 * prom * !wr * 16m
 37            + as_20 * prom * !wr * dsack1;
 38 
 39  dsack1.OE = as_21 * !cyc_00 * !csp19;
 40  dsack1    = as_20 * dram * !tclr * !wr * mat0 * mat2 * 16m
 41            + as_20 * dram * !tclr * !wr *   a1 * mat2 * 16m
 42            + as_20 * dram * !tclr * !wr * mat0 * mat2 * dsack1
 43            + as_20 * dram * !tclr * !wr *   a1 * mat2 * dsack1
 44            + as_20 * prom * !wr * 16m
 45            + as_20 * prom * !wr * dsack1;
 46 
 47  roe       = as_20 * prom * !wr * !OE;
 48 
 49 %END