.STM32F1x4463.axf: Error: L6218E: Undefined symbol BEEP_Init (referred from main.o).
.STM32F1x4463.axf: Error: L6218E: Undefined symbol SPI2_Init (referred from main.o).
.STM32F1x4463.axf: Error: L6218E: Undefined symbol SPI2_ReadWriteByte (referred from radio_comm.o).
{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 mstm32good 的问题《折腾了一下午，可以用STM32加上SI4463发送接收数据了。》','https://www.xiaopingtou.net/q-133370.html','页面编码gb2312|utf-8默认gb2312'));){kind=link}
.STM32F1x4463.axf: Error: L6218E: Undefined symbol BEEP_Init (referred from main.o).
.STM32F1x4463.axf: Error: L6218E: Undefined symbol SPI2_Init (referred from main.o).
.STM32F1x4463.axf: Error: L6218E: Undefined symbol SPI2_ReadWriteByte (referred from radio_comm.o).
另外做水位测量可不可以用超声波测量呢，水位传感器太贵了
一周热门 更多>