# Release Notes for STM32F0xx CPAL Library Drivers Copyright © 2014 STMicroelectronics
## Update history ### 1.2.0 / 24-July-2014 Main Changes stm32f0xx_i2c_cpal.c Add CPAL_I2C_Listen function Update the implementation of CPAL_I2C_IsDeviceReady function Change CPAL_I2C_TXTC_UserCallback() by CPAL_I2C_RXTC_UserCallback() called in CPAL_I2C_DMA_RX_IRQHandler Add cheking on NACK flag after sending Target address when waiting for TXIS flag ### 1.1.0 / 16-January-2014 Main Changes Update to add the support of STM32F072 devices ### V1.0.0 / 20-April-2012 Main Changes First official release for STM32F0xx devices ## License Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); You may not use this package except in compliance with the License. You may obtain a copy of the License at: http://www.st.com/software_license_agreement_liberty_v2 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. For complete documentation on STM32 Microcontrollers visit www.st.com/STM32