From 24f564f28f9d95765b023c39d9c15c2b4a5c8677 Mon Sep 17 00:00:00 2001
From: uvok
Date: Sun, 28 Dec 2025 16:02:01 +0100
Subject: p2s: Check if bits are correct

---
 par_to_ser.tb.v | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

(limited to 'par_to_ser.tb.v')

diff --git a/par_to_ser.tb.v b/par_to_ser.tb.v
index a60c13b..4242d37 100644
--- a/par_to_ser.tb.v
+++ b/par_to_ser.tb.v
@@ -37,6 +37,8 @@ end
 
 always #10 clk_i = ~clk_i;
 
+integer sollbit = 1'b0;
+
 initial begin
   #37
 
@@ -49,8 +51,16 @@ initial begin
     #20
     data_valid_i <= 1'b0;
 
+    for (integer j = 0; j < 8; j++) begin
+      sollbit = (i >> j) & 1;
+      assert(dat_o == sollbit);
+
+      #20
+      ;
+    end
+
     // let module do its work
-    #200
+    #40
     ;
 
   end
-- 
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