Merge branch 'master' of github.com:dopefishh/des2015

[des2015.git] / natanael / ex09 / Explanation.txt

diff --git a/natanael/ex09/Explanation.txt b/natanael/ex09/Explanation.txt
index 16ffe39..a0ee64e 100644 (file)
--- a/natanael/ex09/Explanation.txt
+++ b/natanael/ex09/Explanation.txt
@@ -5,3 +5,4 @@ ex9a2
 The dummy task has a higher priority than the task which handle the interupt. But when the interupt is trigged, it will run the interupt first as the urgency and it become priority 257.
 
 ex9b
 The dummy task has a higher priority than the task which handle the interupt. But when the interupt is trigged, it will run the interupt first as the urgency and it become priority 257.
 
 ex9b

+Firstly, we need to enable the interupt from the parallel port. Every key press in the parallel port, it will increase the counter. 
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