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void UART0Isr(void) { uint32_t intStatus = UARTIntStatus(SOC_UART_0_REGS); IntEventClear(SYS_INT_UART0_INT); UARTIntDisable(SOC_UART_0_REGS, intFlag); UART0_CloseDMA(); switch(intStatus) { // Timeout interrupt case UART_INTID_CTI: { while(TRUE == UARTCharsAvail(SOC_UART_0_REGS)) { UARTCharGetNonBlocking(SOC_UART_0_REGS); } break; } // Receive error case UART_INTID_RX_LINE_STAT: { while(UARTRxErrorGet(SOC_UART_0_REGS)) { UARTCharGetNonBlocking(SOC_UART_0_REGS); } break; } default: break; } UART0_OpenDMA(); UARTIntEnable(SOC_UART_0_REGS, intFlag); return; } void UART0_DMA_Callback(unsigned int tccNum, unsigned int status) { UART0_CloseDMA(); memset(rcvBuf, 0, RX_BUFFER_SIZE); dmaFlags = 1; }
您好,
很抱歉,我们无法再为 C674x 器件上的软件或硬件设计问题提供支持。请参阅 TI-RTOS SDK 页面上的“无设计支持”标题:
PROCESSOR-SDK-RTOS-OMAPL138 Software development kit (SDK) | TI.com
关于 TI-RTOS 不支持的通知链接到一些可能对某些客户有帮助的常见问题解答: