https://e2echina.ti.com/support/microcontrollers/c2000/f/c2000-microcontrollers-forum/208718/tms320f28388d-8-words-flash-fapi_error_asyncincorrectdatabufferlength Part Number: TMS320F28388D TI工程师你好 8个 uint16 写flash，报 Fapi_Error_AsyncIncorrectDataBufferLength 代码如下------------------------------------------------------------------------------- uint16 Buffer [8] = {1,2,3,4,5,6,7,8}; for(i=0, u32Indexen-USTelligent Community 11https://e2echina.ti.com/thread/657262?ContentTypeID=1Wed, 08 Sep 2021 09:30:35 GMT91561404-af28-475a-b96b-cb6cbaadd097:fd9738ec-14d1-4f9e-97ad-33903db7abfeSusan Yang<p><span>使用 Fapi_AutoEccGeneration 模式编程时，一次可以编程的 16 位字（为编程功能提供的第三个参数）的数量只有 4 个或 8 个。</span>当地址为 128 位对齐时，您可以编程 8 个 16 位字。看起来您的代码没有问题。</p> <p>请问您的cmd文件是怎样的？</p> <p>您可以看一下下面文档第20页上半部分NOTE的内容</p> <p><a href="https://www.ti.com/lit/ug/spnu632/spnu632.pdf">https://www.ti.com/lit/ug/spnu632/spnu632.pdf</a>&nbsp;</p><div style="clear:both;"></div>https://e2echina.ti.com/thread/657127?ContentTypeID=1Wed, 08 Sep 2021 03:31:20 GMT91561404-af28-475a-b96b-cb6cbaadd097:5dab6d6e-8276-4a17-8d2e-7943182bc2d1HE HE<p>文中写到&ldquo;<span>(i) if the address is 128-bit aligned, then a max of eight 16-bit words (128-bits) can be programmed at a time.&rdquo;</span></p> <p><span></span></p> <p><span>没有解决我的疑问，问题再重述，如下</span></p> <p><span><strong>写Buffer，unsigned int[8] (Hex) 0x00008000@Data，已经是128bits对齐，为什么写8个words，会报错</strong></span></p><div style="clear:both;"></div>https://e2echina.ti.com/thread/656872?ContentTypeID=1Tue, 07 Sep 2021 05:28:33 GMT91561404-af28-475a-b96b-cb6cbaadd097:28714d89-1480-431d-8cf2-58a6dd314220Susan Yang<p>关于此，请您看一下</p> <p>https://e2e.ti.com/support/microcontrollers/c2000-microcontrollers-group/c2000/f/c2000-microcontrollers-forum/951668/faq-faq-on-flash-api-usage-for-c2000-devices&nbsp;</p> <p><strong>10</strong><span>. How many bits can be programmed at a time using Fapi_issueProgrammingCommand()?&nbsp;</span></p> <p><span>中给出的说明</span></p><div style="clear:both;"></div>https://e2echina.ti.com/thread/656870?ContentTypeID=1Tue, 07 Sep 2021 05:16:56 GMT91561404-af28-475a-b96b-cb6cbaadd097:8485acfa-4ba1-4a88-9db4-5d93697a8b61HE HE<p>如果采用 64bit对齐，一次写4个word是否可行？</p><div style="clear:both;"></div>https://e2echina.ti.com/thread/656859?ContentTypeID=1Tue, 07 Sep 2021 04:46:45 GMT91561404-af28-475a-b96b-cb6cbaadd097:1f5780dd-4bce-43c8-b0b9-fb599bac609aHE HE<p><strong>Buffer，地址如下，已经是128bits对齐</strong></p> <p>unsigned int[8] (Hex) 0x00008000@Data </p><div style="clear:both;"></div>