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This project forked from shatang/bootloader_stm32f103rbt6

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采用的是串口485，Ymodem协议进行IAP升级

C 98.21% Assembly 1.49% C++ 0.28% Batchfile 0.02%

bootloader_stm32f103rbt6's Introduction

/********************************************************************************
* 函数名 : IAP_Uart_Ymodem
* 功  能 : IAP功能，使用串口，采用Ymodem协议进行升级
* 说  明 : 基于Stm32F103RBT6
* 入  参 : none
* 返  回 : none
* 设  计 : Shatang                    时  间 : 2020.09.17
* 修  改 : none                       时  间 : none
********************************************************************************/
1. 该IAP升级，通过超级终端进行串口传输文件，Ymodem协议
2. 文件名、类型不定；当前为：Shatang.bin，可从Ymodem协议传输获取
3. 该Bootloader进行升级需要重新上电启动
4. 上电0.8s检测是否上位机是否一直发送空格，且满足15个；0.8s后检测不到(或升级完毕)进入App程序
5. 无升级则LED指示灯一直亮，直到跳转至APP；进行升级时灭灯
6. 升级过程在超级终端有提示
7. 不进行CRC校验；带有加密示例(注释部分)
8. Bootloader程序总大小为6KB

bootloader_stm32f103rbt6's People

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shatang avatar

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