From fc8fa2cc915aea3687b068eb0355bb84b2fc113d Mon Sep 17 00:00:00 2001
From: HuangRui <vowstar@gmail.com>
Date: Tue, 19 May 2015 20:11:15 +0800
Subject: [PATCH] Fixed readvdd33 bug.

---
 app/modules/adc.c | 15 ++++-----------
 1 file changed, 4 insertions(+), 11 deletions(-)

diff --git a/app/modules/adc.c b/app/modules/adc.c
index eee15fe4..72e1e6a0 100644
--- a/app/modules/adc.c
+++ b/app/modules/adc.c
@@ -24,17 +24,10 @@ static int adc_sample( lua_State* L )
 static int adc_readvdd33( lua_State* L )
 {
   uint32_t vdd33 = 0;
-  if(STATION_MODE == wifi_get_opmode())
-  {
-    // Bug fix
-    wifi_set_opmode( STATIONAP_MODE );
-    vdd33 = readvdd33();
-    wifi_set_opmode( STATION_MODE );
-  }
-  else
-  {
-    vdd33 = readvdd33();
-  }
+  
+  os_intr_lock();
+  vdd33 = readvdd33();
+  os_intr_unlock();
 
   lua_pushinteger(L, vdd33);
   return 1;