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81 <td style="vertical-align: top;"><span style="font-size: 8pt; font-family: Arial; color: blue;"><a href="../../../../../Release_Notes.html">Back to Release page</a></span></td>
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85 <h1 style="margin-bottom: 18pt; text-align: center;" align="center"><span style="font-size: 20pt; font-family: Verdana; color: rgb(51, 102, 255);">Release
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86 Notes for STM32L1xx CMSIS</span><span style="font-size: 20pt; font-family: Verdana;"><o:p></o:p></span></h1>
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87 <p class="MsoNormal" style="text-align: center;" align="center"><span style="font-size: 10pt; font-family: Arial; color: black;">Copyright
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88 2010 STMicroelectronics</span><span style="color: black;"><u1:p></u1:p><o:p></o:p></span></p>
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89 <p class="MsoNormal" style="text-align: center;" align="center"><span style="font-size: 10pt; font-family: Arial; color: black;"><img alt="" id="_x0000_i1025" src="../../../../../_htmresc/logo.bmp" style="border: 0px solid ; width: 86px; height: 65px;"></span><span style="font-size: 10pt;"><o:p></o:p></span></p>
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94 <p class="MsoNormal"><span style="font-family: Arial; display: none;"><o:p> </o:p></span></p>
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95 <table class="MsoNormalTable" style="width: 675pt;" border="0" cellpadding="0" width="900">
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98 <td style="padding: 0cm;" valign="top">
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99 <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;"><span style="font-size: 12pt; color: white;">Contents<o:p></o:p></span></h2>
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100 <ol style="margin-top: 0cm;" start="1" type="1">
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101 <li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;"><a href="#History">STM32L1xx
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103 update History</a><o:p></o:p></span></li>
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104 <li class="MsoNormal" style="color: black; margin-top: 4.5pt; margin-bottom: 4.5pt;"><span style="font-size: 10pt; font-family: Verdana;"><a href="#License">License</a><o:p></o:p></span></li>
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106 <span style="font-family: "Times New Roman";"></span>
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107 <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;">STM32L1xx
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109 update History</span></h2>
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110 <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: 558.05pt;"><span style="font-size: 10pt; font-family: Arial; color: white;">1.0.0RC1
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111 - 07/02/2010</span></h3><ol style="margin-top: 0in;" start="1" type="1">
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112 <li class="MsoNormal" style=""><b><i><span style="font-size: 10pt; font-family: Verdana;">General</span></i></b><i><span style="font-size: 10pt; font-family: Verdana;"></span></i><i><span style="font-size: 10pt;"><o:p></o:p></span></i></li>
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114 <ul style="margin-top: 0in;" type="disc">
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115 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">STM32L1xx CMSIS files
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116 updated to <span style="font-weight: bold;">CMSIS V1.30</span> release</span></li>
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117 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">Directory structure
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118 updated to be aligned with CMSIS V1.30<br>
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120 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">Add support
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121 for <b>STM32L Ultra Low-power
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122 Medium-density (STM32L15xx8/B) devices</b>. </span><span style="font-size: 10pt;"><o:p></o:p></span></li>
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124 <ol style="margin-top: 0in;" start="2" type="1">
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125 <li class="MsoNormal" style=""><b><i><span style="font-size: 10pt; font-family: Verdana;">CMSIS Core Peripheral
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126 Access Layer</span></i></b></li>
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129 <li><b><i><span style="font-size: 10pt; font-family: Verdana;"></span></i></b><span style="font-size: 10pt; font-family: Verdana;"> Refer to <a href="../../../CMSIS_changes.htm" target="_blank">CMSIS changes</a></span></li>
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131 <ol style="margin-top: 0in; list-style-type: decimal;" start="3">
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132 <li class="MsoNormal" style=""><b><i><span style="font-size: 10pt; font-family: Verdana;">STM32L1xx CMSIS Device
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133 Peripheral Access Layer </span></i></b><b><i><span style="font-size: 10pt;"><o:p></o:p></span></i></b></li>
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135 <ul style="margin-top: 0in;" type="disc">
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136 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;"><span style="text-decoration: underline;">STM32L1xx CMSIS Cortex-M3 Device
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137 Peripheral Access Layer Header File:</span> <span style="font-weight: bold; font-style: italic;">stm32l1xx.h</span></span><br>
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140 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">All library files renamed with stm32l15x to stm32l1xx.</span></li>
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141 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">STM32L15X_LP product name renamed to STM32L1XX_MD.<br>
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143 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">HSE_VALUE value changed to 8MHz.</span></li>
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144 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">Add new register in SYSCFG: PMC register</span></li>
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145 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">RTC TCR register renamed to TAFCR</span></li>
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146 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">GPIOF renamed to GPIOH</span></li>
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147 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">Add and update of all peripherals bits definitions<br>
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151 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;"><span style="text-decoration: underline;">STM32L1xx CMSIS Cortex-M3 Device
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152 Peripheral Access Layer System Files:</span> <span style="font-weight: bold; font-style: italic;">system_stm32l1xx.h and
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153 system_stm32l1xx.c</span></span><br>
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154 <span style="font-size: 10pt; font-family: Verdana;"></span></li>
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156 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">SystemFrequency
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157 variable name changed to SystemCoreClock</span><br>
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158 <span style="font-size: 10pt; font-family: Verdana;"><span style="font-style: italic;"></span></span></li>
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159 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;"><span style="font-style: italic;">Default </span></span><span style="font-size: 10pt; font-family: Verdana;">SystemCoreClock</span><span style="font-size: 10pt; font-family: Verdana;"><span style="font-style: italic;"> is changed to 32MHz (change the default frequency from SYSCLK_FREQ_HSE to SYSCLK_FREQ_32MHz).</span></span><span style="font-size: 10pt; font-family: Verdana;"><br>
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161 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">All while(1) loop were
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162 removed from all clock setting functions. User has to handle the HSE
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163 startup failure.<br>
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165 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">Additional function <span style="font-weight: bold; font-style: italic;">void
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166 SystemCoreClockUpdate (void)</span> is provided.<br>
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169 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;"><span style="text-decoration: underline;">STM32F10x CMSIS Startup files:</span>
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170 <span style="font-weight: bold; font-style: italic;">startup_stm32l1xx_md.s</span></span></li>
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172 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">Startup file name changed from <span style="font-weight: bold;">startup_stm32l15x_lp</span>.s to <span style="font-weight: bold;">startup_stm32l1xx_md.s</span><span style="font-weight: bold; font-style: italic;">.</span></span></li>
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174 <li class="MsoNormal" style=""><span style="font-size: 10pt; font-family: Verdana;">SystemInit() function
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175 is called from startup file (startup_stm32l1xx_md.s) before to branch
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176 to application main.<br>
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177 To reconfigure the default setting of SystemInit() function, refer to
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178 system_stm32l1xx.c file <br>
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183 <ul style="margin-top: 0in;" type="disc">
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185 <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>
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186 <p class="MsoNormal" style="margin: 4.5pt 0cm;"><span style="font-size: 10pt; font-family: Verdana; color: black;">The
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187 enclosed firmware and all the related documentation are not covered by
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188 a License Agreement, if you need such License you can contact your
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189 local STMicroelectronics office.<u1:p></u1:p><o:p></o:p></span></p>
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190 <p class="MsoNormal"><b style=""><span style="font-size: 10pt; font-family: Verdana; color: black;">THE
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191 PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
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192 WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO
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193 SAVE TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR
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194 ANY DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY
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195 CLAIMS ARISING FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY
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196 CUSTOMERS OF THE CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH
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197 THEIR PRODUCTS. <o:p></o:p></span></b></p>
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198 <p class="MsoNormal"><span style="color: black;"><o:p> </o:p></span></p>
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199 <div class="MsoNormal" style="text-align: center;" align="center"><span style="color: black;">
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200 <hr align="center" size="2" width="100%"></span></div>
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201 <p class="MsoNormal" style="margin: 4.5pt 0cm 4.5pt 18pt; text-align: center;" align="center"><span style="font-size: 10pt; font-family: Verdana; color: black;">For
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202 complete documentation on </span><span style="font-size: 10pt; font-family: Verdana;">STM32L (<span style="color: black;">CORTEX M3) 32-Bit Microcontrollers
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203 visit </span><u><span style="color: blue;"><a href="http://www.st.com/stm32l" target="_blank">www.st.com/STM32L</a></span></u></span><span style="color: black;"><o:p></o:p></span></p>
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208 <p class="MsoNormal"><span style="font-size: 10pt;"><o:p></o:p></span></p>
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214 <p class="MsoNormal"><o:p> </o:p></p>
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