eater: Use separate "zbuffer" module

keeps code a bit cleaner

1 files changed, 6 insertions, 2 deletions

diff --git a/eater_cpu/eater_alu.sv b/eater_cpu/eater_alu.sv
index 1474d6d..39aa37d 100644
--- a/eater_cpu/eater_alu.sv
+++ b/eater_cpu/eater_alu.sv
@@ -19,6 +19,10 @@ wire [7:0] result = subtract_n_add_in ? (A_in - B_in) : (A_in + B_in);
 // wire [7:0] B_neg_if = B_in ^ xormask;
 // wire [7:0] result2 = A_in + B_neg_if + subtract_n_add_in;
 
-assign bus_out = en_output_in ? result : 8'bz;
-    
+zbuffer buffer (
+    .data_in(result),
+    .en_output_in(en_output_in),
+    .data_out(bus_out)
+);
+
 endmodule