SA206/SA223 platform product upgrade version numbe

<p>[TOC]</p> <h3>I. Problem Phenomenon</h3> <ul> <li>Products of SA206/SA223 platform, copy the upgrade program to TF/SD card, insert it into the device, the device will power on and upgrade automatically.After upgrading, the version number is displayed as the version number of the target software, but the actual program is still the same as before the upgrade, and the new program cannot be upgraded again to achieve the goal of updating the version.</li> </ul> <h3>II. Analysis steps</h3> <p>Follow the steps below to investigate the causes of the problem one by one:</p> <p>1、Formatting the standard partition of the existing TF/SD on the computer and re-cross-upgrading. 2、Replacing the TF/SD card and re-cross-upgrading. 3、Make a burn disk and burn the target version of the program.</p> <h3>III. Operating instructions</h3> <h4>1、Format existing disks, then cross-upgrade</h4> <p>1.1 Insert the TF/SD card into the computer, format the standard partition and format it to FAT32 file system format.</p> <p><img src="http://118.195.179.210:9000/server/index.php?s=/api/attachment/visitFile&amp;amp;sign=69e3c138cd7ac2ab2a84099d02cc7060" alt="" /></p> <p>1.2 Copy a software with another version number for upgrading. 1.3 Copy a software with the target version number for upgrading.</p> <h4>2、Replace disks, then cross-upgrade</h4> <p>2.1 Using a TF/SD card used by another device inserted into the computer. 2.2 Copy a software with another version number for upgrading. 2.3 Copy the software of the target version number for upgrading.</p> <h4>3、Create burner disks for burning</h4> <p>3.1 Burning disk production can be specifically referred to [SA206 and SA223 platform Burn-in program guide.docx](<a href="http://118.195.179.210:9000/server/index.php?s=/api/attachment/visitFile&amp;sign=b81da9cb31659cdddaf283fc20040e68">http://118.195.179.210:9000/server/index.php?s=/api/attachment/visitFile&amp;sign=b81da9cb31659cdddaf283fc20040e68</a> &quot;[SA206 and SA223 platform Burn-in program guide.docx&quot;). 3.2 After the burn disk is made properly, power off the device and insert the TF card, and then power on the device, wait for about 1 minute for the program to be successfully burned and then unplug the card and power on again.</p> <hr />