各位高手,
我用SPI的乒乓模式接收SPI数据,采用spi从模式,数据接收非常好,不丢失数据,一旦调用sl_send函数,程序就会卡死, 我调用sl_send的位置在 BsdTcpClient()函数里,也在DMA中断函数里,只要调用sl_send函数,就会卡死,数据量小的话可以发出几包数据,数据量大的话一包就卡死,各位高手,有遇到类似问题的吗?求解。
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