感谢各位的回复！等我整理好我最近的IAP的资料，我打算开个帖子分享给论坛的各位。下面是我代码的输出，循环在APP与Bootloader之间跳转，能够启动外设串口1、4、Systic、Timer2、LED、IIC等，应该可以说明运行正常了。
AUTO Jump to APP
This is APP
DS3231 Time is 2018/02/11 1W 15:16:32
Soft reset in 3 secs
3 2 1
This is Bootloader
DS3231 Time is 2018/02/11 1W 15:16:35
GSM is Alive
+CSQ = 23
AUTO Jump to APP
This is APP
DS3231 Time is 2018/02/11 1W 15:16:52
Soft reset in 3 secs
3 2 1
This is Bootloader
DS3231 Time is 2018/02/11 1W 15:16:55
GSM is Alive
{var%20f='http://v.t.sina.com.cn/share/share.php?appkey=1515056452',u=z||d.location,p=['&url=',e(u),'&title=',e(t||d.title),'&source=',e(r),'&sourceUrl=',e(l),'&content=',c||'gb2312','&pic=',e(p||'')].join('');function%20a(){if(!window.open([f,p].join(''),'mb',['toolbar=0,status=0,resizable=1,width=440,height=430,left=',(s.width-440)/2,',top=',(s.height-430)/2].join('')))u.href=[f,p].join('');};if(/Firefox/.test(navigator.userAgent))setTimeout(a,0);else%20a();})(screen,document,encodeURIComponent,'','','https://www.xiaopingtou.cn/data/attach/logo/logo.png', '推荐 yysdywerw 的问题《STM32L476 IAP跳转到APP之后串口无法输出》','https://www.xiaopingtou.net/q-27615.html','页面编码gb2312|utf-8默认gb2312'));){kind=link}
感谢各位的回复！等我整理好我最近的IAP的资料，我打算开个帖子分享给论坛的各位。下面是我代码的输出，循环在APP与Bootloader之间跳转，能够启动外设串口1、4、Systic、Timer2、LED、IIC等，应该可以说明运行正常了。
AUTO Jump to APP
This is APP
DS3231 Time is 2018/02/11 1W 15:16:32
Soft reset in 3 secs
3 2 1
This is Bootloader
DS3231 Time is 2018/02/11 1W 15:16:35
GSM is Alive
+CSQ = 23
AUTO Jump to APP
This is APP
DS3231 Time is 2018/02/11 1W 15:16:52
Soft reset in 3 secs
3 2 1
This is Bootloader
DS3231 Time is 2018/02/11 1W 15:16:55
GSM is Alive
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