| `celldefine |
| `suppress_faults |
| `enable_portfaults |
| |
| `ifdef TETRAMAX |
| `define functional |
| `endif |
| |
| `ifdef functional |
| `timescale 1ns / 1ps |
| `ifndef dont_change_delay_mode // See CDT 66389 for detail on dont_change_delay_mode |
| `delay_mode_distributed |
| `endif |
| `ifndef dont_change_delay_mode // See CDT 66389 for detail on dont_change_delay_mode |
| `delay_mode_unit |
| `endif |
| `else |
| `timescale 1ns / 1ps |
| `ifndef dont_change_delay_mode // See CDT 66389 for detail on dont_change_delay_mode |
| `delay_mode_path |
| `endif |
| `endif |
| |
| |
| module scs8hs_sdfstp_2 ( CLK , D , Q , SCD , SCE , SETB , vpwr , vgnd ) ; |
| input vpwr , vgnd ; |
| |
| output Q ; |
| input CLK , D , SCD , SCE , SETB ; |
| wire buf_Q , set , mux_out ; |
| |
| `ifdef functional |
| not ( set , SETB ) ; |
| U_MUX_2_1 ( mux_out , D , SCD , SCE ) ; |
| U_DF_P_S_pg #0.001 ( buf_Q , mux_out , CLK , set , vpwr , vgnd ) ; |
| `else |
| reg notifier ; |
| wire D_delayed , SCD_delayed , SCE_delayed , SETB_delayed , CLK_delayed ; |
| not ( set , SETB_delayed ) ; |
| U_MUX_2_1 ( mux_out , D_delayed , SCD_delayed , SCE_delayed ) ; |
| U_DF_P_S_NO_pg ( buf_Q , mux_out , CLK_delayed , set , notifier , vpwr , vgnd ) ; |
| |
| wire AWAKE , COND0 , COND1 , COND2 , COND3 , COND4 ; |
| assign AWAKE = ( vpwr === 1'b1 ) ; |
| assign COND0 = ( ( SETB_delayed === 1'b1 ) && AWAKE ) ; |
| assign COND1 = ( ( SCE_delayed === 1'b0 ) && COND0 ) ; |
| assign COND2 = ( ( SCE_delayed === 1'b1 ) && COND0 ) ; |
| assign COND3 = ( ( D_delayed !== SCD_delayed ) && COND0 ) ; |
| assign COND4 = ( ( SETB === 1'b1 ) && AWAKE ) ; |
| specify |
| ( negedge SETB => ( Q -: SETB ) ) = 0:0:0 ; // delay is tris |
| ( posedge CLK => ( Q : CLK ) ) = ( 0:0:0 , 0:0:0 ) ; // delays are tris , tfall |
| $recrem ( posedge SETB , posedge CLK , 0:0:0 , 0:0:0 , notifier , AWAKE , AWAKE , SETB_delayed , CLK_delayed ) ; |
| $setuphold ( posedge CLK , posedge D , 0:0:0 , 0:0:0 , notifier , COND1 , COND1 , CLK_delayed , D_delayed ) ; |
| $setuphold ( posedge CLK , negedge D , 0:0:0 , 0:0:0 , notifier , COND1 , COND1 , CLK_delayed , D_delayed ) ; |
| $setuphold ( posedge CLK , posedge SCD , 0:0:0 , 0:0:0 , notifier , COND2 , COND2 , CLK_delayed , SCD_delayed ) ; |
| $setuphold ( posedge CLK , negedge SCD , 0:0:0 , 0:0:0 , notifier , COND2 , COND2 , CLK_delayed , SCD_delayed ) ; |
| $setuphold ( posedge CLK , posedge SCE , 0:0:0 , 0:0:0 , notifier , COND3 , COND3 , CLK_delayed , SCE_delayed ) ; |
| $setuphold ( posedge CLK , negedge SCE , 0:0:0 , 0:0:0 , notifier , COND3 , COND3 , CLK_delayed , SCE_delayed ) ; |
| $width ( posedge CLK &&& COND4 , 1.0:1.0:1.0 , 0 , notifier ) ; |
| $width ( negedge CLK &&& COND4 , 1.0:1.0:1.0 , 0 , notifier ) ; |
| $width ( negedge SETB &&& AWAKE , 1.0:1.0:1.0 , 0 , notifier ) ; |
| $width ( posedge SETB &&& AWAKE , 1.0:1.0:1.0 , 0 , notifier ) ; |
| endspecify |
| `endif |
| |
| buf ( Q , buf_Q ) ; |
| |
| endmodule |
| `endcelldefine |
| `disable_portfaults |
| `nosuppress_faults |