diff --git a/src/hmi.cpp b/src/hmi.cpp
index 95c27c3..0aaff5f 100644
--- a/src/hmi.cpp
+++ b/src/hmi.cpp
@@ -23,9 +23,9 @@ public:
     switch (m_state) {
     case 0:
       if (P2IN & m_bit) {
-        m_cnt++;
-      } else {
         m_cnt = 0;
+      } else {
+        m_cnt++;
       }
       if (m_cnt > 100) {
         m_state = 1;
@@ -38,9 +38,9 @@ public:
       break;
     case 2:
       if (P2IN & m_bit) {
-        m_cnt = 0;
-      } else {
         m_cnt++;
+      } else {
+        m_cnt = 0;
       }
       if (m_cnt > 20) {
         m_state = 0;