Diff: targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_i2c.c

Revision:

186:707f6e361f3e

Parent:

158:b23ee177fd68

--- a/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_i2c.c	Thu Apr 19 17:12:19 2018 +0100
+++ b/targets/TARGET_STM/TARGET_STM32L0/device/stm32l0xx_ll_i2c.c	Fri Jun 22 16:45:37 2018 +0100
@@ -2,8 +2,6 @@
   ******************************************************************************
   * @file    stm32l0xx_ll_i2c.c
   * @author  MCD Application Team
-  * @version V1.7.0
-  * @date    31-May-2016
   * @brief   I2C LL module driver.
   ******************************************************************************
   * @attention
@@ -73,7 +71,7 @@
 
 #define IS_LL_I2C_DIGITAL_FILTER(__VALUE__)     ((__VALUE__) <= 0x0000000FU)
 
-#define IS_LL_I2C_OWN_ADDRESS1(__VALUE__)       ((__VALUE__) <= (uint32_t)0x000003FFU)
+#define IS_LL_I2C_OWN_ADDRESS1(__VALUE__)       ((__VALUE__) <= 0x000003FFU)
 
 #define IS_LL_I2C_TYPE_ACKNOWLEDGE(__VALUE__)   (((__VALUE__) == LL_I2C_ACK) || \
                                                  ((__VALUE__) == LL_I2C_NACK))
@@ -194,7 +192,12 @@
    */
   LL_I2C_DisableOwnAddress1(I2Cx);
   LL_I2C_SetOwnAddress1(I2Cx, I2C_InitStruct->OwnAddress1, I2C_InitStruct->OwnAddrSize);
-  LL_I2C_EnableOwnAddress1(I2Cx);
+
+  /* OwnAdress1 == 0 is reserved for General Call address */
+  if (I2C_InitStruct->OwnAddress1 != 0U)
+  {
+    LL_I2C_EnableOwnAddress1(I2Cx);
+  }
 
   /*---------------------------- I2Cx MODE Configuration -----------------------
   * Configure I2Cx peripheral mode with parameter :