diff --git a/inc/board_config.h b/inc/board_config.h
index 0a5b9be..85c663b 100644
--- a/inc/board_config.h
+++ b/inc/board_config.h
@@ -5,7 +5,7 @@
 #ifndef BOARD_CONFIG_H
 #define BOARD_CONFIG_H
 
-#define SOFTWARE_IIC
+// #define SOFTWARE_IIC
 
 // #define DEBUG_VERBOES
 
diff --git a/inc/i2c.h b/inc/i2c.h
index ea09aa7..18aace9 100644
--- a/inc/i2c.h
+++ b/inc/i2c.h
@@ -19,7 +19,7 @@
 
 /******************************************************************************/
 
-#define I2C_SPEED       20000
+#define I2C_SPEED       100*(1000)
 
 #define I2C_TIME_OUT    (uint16_t)(5000)
 #define I2C_OK          1