Hi Steve and all, I tried on 2 different versions (0.8 & 20060409) and found the following problem. Both failed to compile.
================================================== wire D_7 = D[7]; ... // fail $setuphold(posedge TCK &&& XMG, negedge DIN[7], 0, 0, notifierX24,,,TCK_X, D[7]); // fail // pass $setuphold(posedge TCK &&& XMG, negedge DIN[7], 0, 0, notifierX24,,,TCK_X, D_7); // pass ================================================== Thanks a lot for your help. Best regards, Steven.