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<o:Created>2009-02-27T19:26:00Z</o:Created>
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<p class="MsoNormal"><span style="font-size: 8pt; font-family: "Arial","sans-serif"; color: blue;"><a href="../../Release_Notes.html">Back to Release page</a></span><span style="font-size: 10pt;"><o:p></o:p></span></p>
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<h1 style="margin-bottom: 0.25in; text-align: center;" align="center"><span style="font-size: 20pt; font-family: "Verdana","sans-serif"; color: rgb(51, 102, 255);">Release Notes for STM32F105/7xx, STM32F2xx and STM32F4xx USB OTG Driver</span><span style="font-size: 20pt; font-family: "Verdana","sans-serif";"><o:p></o:p></span></h1>
<p class="MsoNormal" style="text-align: center;" align="center"><span style="font-size: 10pt; font-family: "Arial","sans-serif"; color: black;">Copyright
2015 STMicroelectronics</span><span style="color: black;"><u1:p></u1:p><o:p></o:p></span></p>
<p class="MsoNormal" style="text-align: center;" align="center"><span style="font-size: 10pt; font-family: "Arial","sans-serif"; color: black;"><img style="border: 0px solid ; width: 86px; height: 65px;" alt="" id="_x0000_i1026" src="../../_htmresc/logo.bmp"></span><span style="font-size: 10pt;"><o:p></o:p></span></p>
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<h2 style="background: rgb(51, 102, 255) none repeat scroll 0% 50%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;"><a name="History"></a><span style="font-size: 12pt; color: white;">Update History</span></h2><h3 style="background: rgb(51, 102, 255) none repeat scroll 0% 50%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial; margin-right: 500pt; width: 200px;"><span style="font-size: 10pt; font-family: Arial; color: white;">V2.2.0 / 09-November-2015</span></h3><p class="MsoNormal" style="margin: 4.5pt 0cm 4.5pt 18pt;"><b style=""><u><span style="font-size: 10pt; font-family: Verdana; color: black;">Main
Changes<o:p></o:p></span></u></b></p>
<ul style="margin-top: 0cm;" type="square">
<li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt; font-weight: bold;"><span style="font-size: 10pt; font-family: Verdana;">Add support of </span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-style: italic;"> </span></span><span style="font-size: 10pt; font-family: Verdana;"></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-style: italic;">STM32F469/479xx </span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-style: italic;">and </span></span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-style: italic;">STM32F446 </span>devices</span></li>
<li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">usb_dcd_int.c</span></li><ul><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Bug
Fix: Masking the TxFIFOempty interrupt of the endpoint after
finishing writing data packet to TxFIFO in DCD_WriteEmptyTxFifo function</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Bug Fix: The USB TRD (Turnaround) is configured depending on AHB frequency used by application.</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Bug Fix: Handle multi-packet for OUT transfer with DMA in HS mode</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Remove CLEAR_IN_EP_INTR(epnum, emptyintr) in <span style="font-style: italic;">USBD_OTG_EP1IN_ISR_Handler</span> and <span style="font-style: italic;">DCD_HandleInEP_ISR</span></span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Correct PCFCCTL register access<span style="font-style: italic;"><br></span></span></li></ul><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">usb_core.c</span></li><ul><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">USB_OTG_HC_Halt function: Modify Channel halt function to disable the channel at the end</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Correct PCFCCTL register access</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Bug Fix: Handle multi-packet for OUT transfer with DMA in HS mode</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Bug Fix: </span><span style="font-size: 10pt; font-family: Verdana;">Keep the disconnect interrupt masked</span><span style="font-size: 10pt; font-family: Verdana;">In function <span style="font-style: italic;">USB_OTG_EnableHostInt</span> for correct handling of connection/disconnection</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">In function <span style="font-style: italic;">USB_OTG_ResetPort</span> change reset time to 100ms instead of 10ms for better stability during enumeration<br></span></li></ul><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">usb_hcd.c</span></li><ul><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;"> Add function <span style="font-style: italic;">HCD_IsPortEnabled </span>to check portenabled </span><span style="font-size: 10pt; font-family: Verdana;">for correct handling of connection/disconnection</span></li></ul><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">usb_hcd_int.c </span></li><ul><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Remove <span style="font-style: italic;">USB_OTG_ResetPort(pdev)</span> calling </span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Update <span style="font-style: italic;">USB_OTG_USBH_handle_port_ISR</span> for correct handling of connection/disconnection</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Disconnect interrupt is unmasked after a connection</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Creation of PortEnabled event (need to wait for this event before starting enumerating device)</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Halt channel and restart transfer is removed When using DMA (HS) In case of NAK or NYET </span><span style="font-size: 10pt; font-family: Verdana;">in <span style="font-style: italic;">USB_OTG_USBH_handle_hc_n_Out_ISR</span> and <span style="font-style: italic;">USB_OTG_USBH_handle_hc_n_In_ISR</span></span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Clearing the NAK interrupt flag before re-enabling the channel for a new transfer in </span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-style: italic;">USB_OTG_USBH_handle_hc_n_In_ISR function</span><br><br></span></li></ul></ul><h3 style="background: rgb(51, 102, 255) none repeat scroll 0% 50%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial; margin-right: 500pt; width: 200px;"><span style="font-size: 10pt; font-family: Arial; color: white;">V2.1.0 / 19-March-2012</span></h3>
<p class="MsoNormal" style="margin: 4.5pt 0cm 4.5pt 18pt;"><b style=""><u><span style="font-size: 10pt; font-family: Verdana; color: black;">Main
Changes<o:p></o:p></span></u></b></p>
<ul style="margin-top: 0cm;" type="square"><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Official support of </span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-weight: bold; font-style: italic;">STM32F4xx</span> devices</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">All source files: license disclaimer text update and add link to the License file on ST Internet</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Unmask Session request interrupt to handle the connect event during the core start-up</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Remove any reference to the USB HS external I2C PHY</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Update optimization pragma for AR Compiler</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Handle Correctly the Low Speed device connection in HS mode</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Add a wrapper to isolate the library from the low level driver: connection done through ISR structure<br></span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Miscellaneous bug fix</span></li></ul><h3 style="background: rgb(51, 102, 255) none repeat scroll 0% 50%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial; margin-right: 500pt; width: 171px;"><span style="font-size: 10pt; font-family: Arial; color: white;">V2.0.0 / 22-July-2011 <o:p></o:p></span></h3><p class="MsoNormal" style="margin: 4.5pt 0cm 4.5pt 18pt;"><b style=""><u><span style="font-size: 10pt; font-family: Verdana; color: black;">Main
Changes<o:p></o:p></span></u></b></p>
<ul style="margin-top: 0cm;" type="square"><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Second official version supporting <span style="font-weight: bold; font-style: italic;">STM32F105/7</span> and <span style="font-weight: bold; font-style: italic;">STM32F2xx</span> devices</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Rename the Library from "<span style="font-style: italic;">STM32_USB_HOST_Driver</span>" to "<span style="font-style: italic;">STM32_USB_OTG_Driver</span>"</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Add support for <span style="font-weight: bold; font-style: italic;">STM32F2xx</span> devices</span><span style="font-size: 10pt; font-family: Verdana;"></span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Add support for Device and OTG modes</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Change HCD layer to support High speed core</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Change the Low level driver to support multi core support for Host mode</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Add Stop mechanism for Host and Device modes</span></li><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Change VBUS enabling method, to use the external or the internal VBUS when using the ULPI</span></li></ul><span style="font-size: 10pt; font-family: Verdana;"></span><h3 style="background: rgb(51, 102, 255) none repeat scroll 0% 50%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial; margin-right: 500pt; width: 171px;"><span style="font-size: 10pt; font-family: Arial; color: white;">V1.0.0 - 11/29/2010<o:p></o:p></span></h3>
<ul style="margin-top: 0cm;" type="square"><li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;">Created </span></li></ul><h2 style="background: rgb(51, 102, 255) none repeat scroll 0% 50%; -moz-background-clip: -moz-initial; -moz-background-origin: -moz-initial; -moz-background-inline-policy: -moz-initial;"><a name="License"></a><span style="font-size: 12pt; color: white;">License<o:p></o:p></span></h2>
<p class="MsoNormal"><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;">Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); You may not use this </span><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;">package</span><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;"> except in compliance with the License. You may obtain a copy of the License at:<br><br></span></p><div style="text-align: center;"><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;"> <a target="_blank" href="http://www.st.com/software_license_agreement_liberty_v2">http://www.st.com/software_license_agreement_liberty_v2</a></span><br><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;"></span></div><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;"><br>Unless
required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS, <br>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.</span>
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<p class="MsoNormal" style="margin: 4.5pt 0in 4.5pt 0.25in; text-align: center;" align="center"><span style="font-size: 10pt; font-family: "Verdana","sans-serif"; color: black;">For
complete documentation on </span><span style="font-size: 10pt; font-family: "Verdana","sans-serif";">STM32<span style="color: black;">
Microcontrollers visit </span><u><span style="color: blue;"><a href="http://www.st.com/internet/mcu/family/141.jsp" target="_blank">www.st.com/STM32</a></span></u></span><span style="font-size: 10pt; font-family: "Verdana","sans-serif";"><u><span style="color: blue;"><a href="http://www.st.com/stm32" target="_blank"></a></span></u></span><span style="color: black;"><o:p></o:p></span></p>
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