diff --git a/rtl/tf530ram/tf530_ram.v b/rtl/tf530ram/tf530_ram.v
index ce97d79..4e27cfd 100644
--- a/rtl/tf530ram/tf530_ram.v
+++ b/rtl/tf530ram/tf530_ram.v
@@ -64,7 +64,7 @@ reg STERM_D = 1'b1;

 wire BUS_CYCLE = (~DS20_D | DS20);

-reg configured = 'b0;
+reg configured = 'b1;
 reg shutup = 'b0;
 reg [7:0] data_out = 'h00;
 reg [7:0] base = 'h40;
@@ -102,7 +102,7 @@ wire Z2_ACCESS = ({A[23:16]} != {8'hE8}) | AS20 | DS20 | shutup | configured;
 wire Z2_READ =  (Z2_ACCESS | ~RW20);
 wire Z2_WRITE = (Z2_ACCESS | RW20);

-wire RAM_ACCESS = ({A[23:21]} != {base[7:5]}) | AS20 | DS20 | ~configured;
+wire RAM_ACCESS = ({A[23:21]} != {3'b110} | AS20 | DS20 | ~configured;
 wire [6:0] zaddr = {AB[7:2],A1};

 always @(posedge CLKCPU) begin
@@ -112,7 +112,7 @@ always @(posedge CLKCPU) begin
     STERM_D <=  INTCYCLE | ~STERM_D;

     if (RESET == 1'b0) begin
-        configured <= 1'b0;
+        configured <= 1'b1;
         shutup <= 1'b0;
         STERM_D <= 1'b1;
     end else begin