From cb4a735e253e81b47c9bdd0cf182def2ebbf340a Mon Sep 17 00:00:00 2001
From: Torsten Meissner <programming@goodcleanfun.de>
Date: Thu, 27 Sep 2012 23:02:12 +0200
Subject: [PATCH] wrapped gpio pin test code with a a synchronious process,
 sensitive to XcClk_i

---
 cpld/src/cpldteste.vhd | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/cpld/src/cpldteste.vhd b/cpld/src/cpldteste.vhd
index 6ed46ca..db2961e 100644
--- a/cpld/src/cpldteste.vhd
+++ b/cpld/src/cpldteste.vhd
@@ -8,7 +8,7 @@ entity CpldTestE is
     -- globals
     XcClk_i    : in    std_logic;
     -- avr
-    AvrData_io : inout std_logic_vector(13 downto 0);
+    AvrData_io : inout std_logic_vector(14 downto 0);
     AvrSck_i   : in    std_logic;
     AvrMosi_i  : in    std_logic;
     AvrMiso_o  : out   std_logic;
@@ -31,7 +31,16 @@ begin
 
 
   -- test gpio pins
-  Gpio_io <= "10101";
+  process (XcClk_i) is
+  begin
+    if(rising_edge(XcClk_i)) then
+      if(AvrData_io(0) = '0') then
+        Gpio_io <= "00000";
+      else
+        Gpio_io <= "10101";
+      end if;
+    end if;
+  end process;
 
 
 end architecture rtl;