diff --git a/verilog/rtl/DFFRAMBB.v b/verilog/rtl/DFFRAMBB.v
index 12eb781..abe1f44 100644
--- a/verilog/rtl/DFFRAMBB.v
+++ b/verilog/rtl/DFFRAMBB.v
@@ -6,13 +6,15 @@
 */
 
 module BYTE (
+`ifdef USE_POWER_PINS
+    input VPWR,
+    input VGND,
+`endif
     input CLK,
     input WE,
     input SEL,
     input [7:0] Di,
-    output [7:0] Do,
-    input VPWR,
-    input VGND
+    output [7:0] Do
 );
 
     wire [7:0]  q_wire;
@@ -20,15 +22,66 @@
     wire        SEL_B;
     wire        GCLK;
 
-    sky130_fd_sc_hd__inv_1 INV( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .Y(SEL_B), .A(SEL));
-    sky130_fd_sc_hd__and2_1 CGAND( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .A(SEL), .B(WE), .X(we_wire) );
-    sky130_fd_sc_hd__dlclkp_1 CG( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .CLK(CLK), .GCLK(GCLK), .GATE(we_wire) );
+    sky130_fd_sc_hd__inv_1 INV( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .Y(SEL_B),
+        .A(SEL)
+    );
+   
+    sky130_fd_sc_hd__and2_1 CGAND( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .A(SEL),
+        .B(WE),
+        .X(we_wire)
+    );
+
+    sky130_fd_sc_hd__dlclkp_1 CG( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .CLK(CLK),
+        .GCLK(GCLK),
+        .GATE(we_wire)
+    );
 
     generate 
         genvar i;
         for(i=0; i<8; i=i+1) begin : BIT
-            sky130_fd_sc_hd__dfxtp_1 FF ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .D(Di[i]), .Q(q_wire[i]), .CLK(GCLK) );
-            sky130_fd_sc_hd__ebufn_2 OBUF ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .A(q_wire[i]), .Z(Do[i]), .TE_B(SEL_B) );
+            sky130_fd_sc_hd__dfxtp_1 FF ( 
+            `ifdef USE_POWER_PINS
+                .VPWR(VPWR),
+                .VGND(VGND),
+                .VPB(VPWR),
+                .VNB(VGND),
+            `endif
+                .D(Di[i]),
+                .Q(q_wire[i]),
+                .CLK(GCLK)
+            );
+            sky130_fd_sc_hd__ebufn_2 OBUF ( 
+            `ifdef USE_POWER_PINS
+                .VPWR(VPWR),
+                .VGND(VGND),
+                .VPB(VPWR),
+                .VNB(VGND),
+            `endif
+                .A(q_wire[i]),
+                .Z(Do[i]),
+                .TE_B(SEL_B)
+            );
         end
     endgenerate 
 
@@ -36,91 +89,310 @@
 
 
 module WORD32 (
+`ifdef USE_POWER_PINS
+    input VPWR,
+    input VGND,
+`endif
     input CLK,
     input [3:0] WE,
     input SEL,
     input [31:0] Di,
-    output [31:0] Do,
-    input VPWR,
-    input VGND
+    output [31:0] Do
 );
 
-    BYTE B0 ( .VPWR(VPWR), .VGND(VGND), .CLK(CLK), .WE(WE[0]), .SEL(SEL), .Di(Di[7:0]), .Do(Do[7:0]) );
-    BYTE B1 ( .VPWR(VPWR), .VGND(VGND), .CLK(CLK), .WE(WE[1]), .SEL(SEL), .Di(Di[15:8]), .Do(Do[15:8]) );
-    BYTE B2 ( .VPWR(VPWR), .VGND(VGND), .CLK(CLK), .WE(WE[2]), .SEL(SEL), .Di(Di[23:16]), .Do(Do[23:16]) );
-    BYTE B3 ( .VPWR(VPWR), .VGND(VGND), .CLK(CLK), .WE(WE[3]), .SEL(SEL), .Di(Di[31:24]), .Do(Do[31:24]) );
+    BYTE B0 ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+    `endif
+        .CLK(CLK),
+        .WE(WE[0]),
+        .SEL(SEL),
+        .Di(Di[7:0]),
+        .Do(Do[7:0]) 
+    );
+    BYTE B1 ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+    `endif
+        .CLK(CLK),
+        .WE(WE[1]),
+        .SEL(SEL),
+        .Di(Di[15:8]), 
+        .Do(Do[15:8])
+    );
+    BYTE B2 ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+    `endif
+        .CLK(CLK), 
+        .WE(WE[2]),
+        .SEL(SEL),
+        .Di(Di[23:16]),
+        .Do(Do[23:16]) 
+    );
+
+    BYTE B3 ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+    `endif
+        .CLK(CLK),
+        .WE(WE[3]),
+        .SEL(SEL),
+        .Di(Di[31:24]),
+        .Do(Do[31:24]) 
+    );
     
 endmodule 
 
 module DEC2x4 (
+`ifdef USE_POWER_PINS
+    input VPWR,
+    input VGND,
+`endif
     input           EN,
     input   [1:0]   A,
-    output  [3:0]   SEL,
-    input VPWR,
-    input VGND
+    output  [3:0]   SEL
 );
-    sky130_fd_sc_hd__nor3b_2    AND0 ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .Y(SEL[0]), .A(A[0]),   .B(A[1]), .C_N(EN) );
-    sky130_fd_sc_hd__and3b_2    AND1 ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(SEL[1]), .A_N(A[1]), .B(A[0]), .C(EN) );
-    sky130_fd_sc_hd__and3b_2    AND2 ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(SEL[2]), .A_N(A[0]), .B(A[1]), .C(EN) );
-    sky130_fd_sc_hd__and3_2     AND3 ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(SEL[3]), .A(A[1]),   .B(A[0]), .C(EN) );
+    sky130_fd_sc_hd__nor3b_2 AND0 ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .Y(SEL[0]),
+        .A(A[0]),
+        .B(A[1]),
+        .C_N(EN)
+    );
+    sky130_fd_sc_hd__and3b_2    AND1 ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .X(SEL[1]),
+        .A_N(A[1]),
+        .B(A[0]),
+        .C(EN) 
+    );
+    
+    sky130_fd_sc_hd__and3b_2 AND2 ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .X(SEL[2]),
+        .A_N(A[0]),
+        .B(A[1]),
+        .C(EN) 
+    );
+
+    sky130_fd_sc_hd__and3_2 AND3 ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .X(SEL[3]),
+        .A(A[1]), 
+        .B(A[0]),
+        .C(EN) 
+    );
     
 endmodule
 
 module DEC3x8 (
+`ifdef USE_POWER_PINS
+    input VPWR,
+    input VGND,
+`endif
     input           EN,
     input [2:0]     A,
-    output [7:0]    SEL,
-    input VPWR,
-    input VGND
+    output [7:0]    SEL
 );
-    sky130_fd_sc_hd__nor4b_2   AND0  ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .Y(SEL[0])  , .A(A[0]), .B(A[1])  , .C(A[2]), .D_N(EN) ); // 000
-    sky130_fd_sc_hd__and4bb_2   AND1 ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(SEL[1])  , .A_N(A[2]), .B_N(A[1]), .C(A[0])  , .D(EN) ); // 001
-    sky130_fd_sc_hd__and4bb_2   AND2 ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(SEL[2])  , .A_N(A[2]), .B_N(A[0]), .C(A[1])  , .D(EN) ); // 010
-    sky130_fd_sc_hd__and4b_2    AND3 ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(SEL[3])  , .A_N(A[2]), .B(A[1]), .C(A[0])  , .D(EN) );   // 011
-    sky130_fd_sc_hd__and4bb_2   AND4 ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(SEL[4])  , .A_N(A[0]), .B_N(A[1]), .C(A[2])  , .D(EN) ); // 100
-    sky130_fd_sc_hd__and4b_2    AND5 ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(SEL[5])  , .A_N(A[1]), .B(A[0]), .C(A[2])  , .D(EN) );   // 101
-    sky130_fd_sc_hd__and4b_2    AND6 ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(SEL[6])  , .A_N(A[0]), .B(A[1]), .C(A[2])  , .D(EN) );   // 110
-    sky130_fd_sc_hd__and4_2     AND7 ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(SEL[7])  , .A(A[0]), .B(A[1]), .C(A[2])  , .D(EN) ); // 111
+    sky130_fd_sc_hd__nor4b_2   AND0  ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .Y(SEL[0]),
+        .A(A[0]),
+        .B(A[1]),
+        .C(A[2]), 
+        .D_N(EN)
+    ); // 000
+
+    sky130_fd_sc_hd__and4bb_2   AND1 ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .X(SEL[1]),
+        .A_N(A[2]),
+        .B_N(A[1]),
+        .C(A[0]),
+        .D(EN) 
+    ); // 001
+
+    sky130_fd_sc_hd__and4bb_2   AND2 ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .X(SEL[2]),
+        .A_N(A[2]),
+        .B_N(A[0]),
+        .C(A[1]),
+        .D(EN) 
+    ); // 010
+
+    sky130_fd_sc_hd__and4b_2    AND3 (
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif 
+        .X(SEL[3]),
+        .A_N(A[2]),
+        .B(A[1]),
+        .C(A[0]),
+        .D(EN) 
+    );   // 011
+    
+    sky130_fd_sc_hd__and4bb_2   AND4 (  
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif  
+        .X(SEL[4]),
+        .A_N(A[0]),
+        .B_N(A[1]),
+        .C(A[2]),
+        .D(EN) 
+    ); // 100
+    
+    sky130_fd_sc_hd__and4b_2  AND5 (  
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif  
+        .X(SEL[5]),
+        .A_N(A[1]),
+        .B(A[0]),
+        .C(A[2]),
+        .D(EN) 
+    );   // 101
+    
+    sky130_fd_sc_hd__and4b_2    AND6 (  
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .X(SEL[6]),
+        .A_N(A[0]),
+        .B(A[1]),
+        .C(A[2]),
+        .D(EN)
+    );   // 110
+   
+    sky130_fd_sc_hd__and4_2     AND7 (  
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif 
+        .X(SEL[7]),
+        .A(A[0]),
+        .B(A[1]),
+        .C(A[2]),
+        .D(EN)
+    ); // 111
 endmodule
 
 
 module DEC6x64 (
+`ifdef USE_POWER_PINS
+    input VPWR,
+    input VGND,
+`endif
     input           EN,
     input   [5:0]   A,
-    output  [63:0] SEL,
-    input VPWR,
-    input VGND
+    output  [63:0] SEL
 );
     wire [7:0] SEL0_w ;
-    DEC3x8 DEC_L0 ( .VPWR(VPWR), .VGND(VGND), .EN(EN), .A(A[5:3]), .SEL(SEL0_w) );
+    DEC3x8 DEC_L0 ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+    `endif
+        .EN(EN), .A(A[5:3]), .SEL(SEL0_w) );
 
     generate
         genvar i;
         for(i=0; i<8; i=i+1) begin : DEC_L1
-            DEC3x8 U ( .VPWR(VPWR), .VGND(VGND), .EN(SEL0_w[i]), .A(A[2:0]), .SEL(SEL[7+8*i: 8*i]) );
+            DEC3x8 U ( 
+            `ifdef USE_POWER_PINS
+                .VPWR(VPWR),
+                .VGND(VGND),
+            `endif
+                .EN(SEL0_w[i]), .A(A[2:0]), .SEL(SEL[7+8*i: 8*i]) );
         end
     endgenerate
 endmodule
 
 module MUX4x1_32(
+`ifdef USE_POWER_PINS
+    input VPWR,
+    input VGND,
+`endif
     input   [31:0]      A0, A1, A2, A3,
     input   [1:0]       S,
-    output  [31:0]      X,
-    input VPWR,
-    input VGND
+    output  [31:0]      X
 );
-    sky130_fd_sc_hd__mux4_1 MUX[31:0] ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .A0(A0), .A1(A1), .A2(A2), .A3(A3), .S0(S[0]), .S1(S[1]), .X(X) );
+    sky130_fd_sc_hd__mux4_1 MUX[31:0] (  
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif  
+        .A0(A0), .A1(A1), .A2(A2), .A3(A3), .S0(S[0]), .S1(S[1]), .X(X) );
 endmodule
 
 module SRAM64x32(
+`ifdef USE_POWER_PINS
+    input VPWR,
+    input VGND,
+`endif
     input CLK,
     input [3:0] WE,
     input EN,
     input [31:0] Di,
     output [31:0] Do,
-    input [5:0] A,
-    input VPWR,
-    input VGND
+    input [5:0] A
 );
 
     wire [63:0]     SEL;
@@ -129,26 +401,93 @@
     wire            CLK_buf;
     wire [3:0]      WE_buf;
 
-    sky130_fd_sc_hd__clkbuf_16 CLKBUF ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(CLK_buf), .A(CLK));
-    sky130_fd_sc_hd__clkbuf_16 WEBUF[3:0] ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(WE_buf), .A(WE));
-    sky130_fd_sc_hd__clkbuf_16 DIBUF[31:0] ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .X(Di_buf), .A(Di));
+    sky130_fd_sc_hd__clkbuf_16 CLKBUF (  
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif
+        .X(CLK_buf),
+        .A(CLK)
+    );
 
-    DEC6x64 DEC  ( .VPWR(VPWR), .VGND(VGND), .EN(EN), .A(A), .SEL(SEL) );
+    sky130_fd_sc_hd__clkbuf_16 WEBUF[3:0] (  
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif  
+        .X(WE_buf),
+        .A(WE)
+    );
+
+    sky130_fd_sc_hd__clkbuf_16 DIBUF[31:0] (  
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif  
+        .X(Di_buf),
+        .A(Di)
+    );
+
+    DEC6x64 DEC  ( 
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+    `endif
+        .EN(EN),
+        .A(A),
+        .SEL(SEL)
+    );
 
     generate
         genvar i;
         for (i=0; i< 64; i=i+1) begin : WORD
-            WORD32 W ( .VPWR(VPWR), .VGND(VGND), .CLK(CLK_buf), .WE(WE_buf), .SEL(SEL[i]), .Di(Di_buf), .Do(Do_pre) );
+            WORD32 W ( 
+            `ifdef USE_POWER_PINS
+                .VPWR(VPWR),
+                .VGND(VGND),
+            `endif
+                .CLK(CLK_buf),
+                .WE(WE_buf),
+                .SEL(SEL[i]),
+                .Di(Di_buf),
+                .Do(Do_pre)
+            );
         end
     endgenerate
 
     // Ensure that the Do_pre lines are not floating when EN = 0
-    sky130_fd_sc_hd__ebufn_4 FLOATBUF[31:0] ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .A({32{EN}}), .Z(Do_pre), .TE_B({32{EN}}) );
+    sky130_fd_sc_hd__ebufn_4 FLOATBUF[31:0] (  
+    `ifdef USE_POWER_PINS
+        .VPWR(VPWR),
+        .VGND(VGND),
+        .VPB(VPWR),
+        .VNB(VGND),
+    `endif  
+        .A({32{EN}}),
+        .Z(Do_pre),
+        .TE_B({32{EN}})
+    );
 
     generate 
         //genvar i;
         for(i=0; i<32; i=i+1) begin : OUT
-            sky130_fd_sc_hd__dfxtp_1 FF ( .VPWR(VPWR), .VGND(VGND), .VPB(VPWR), .VNB(VGND), .D(Do_pre[i]), .Q(Do[i]), .CLK(CLK) );
+            sky130_fd_sc_hd__dfxtp_1 FF ( 
+             `ifdef USE_POWER_PINS
+                .VPWR(VPWR),
+                .VGND(VGND),
+                .VPB(VPWR),
+                .VNB(VGND),
+             `endif  
+                .D(Do_pre[i]),
+                .Q(Do[i]),
+                .CLK(CLK)
+            );
         end
     endgenerate