Other Parts Discussed in Thread: LMP91002
#pragma vector=USCI_B0_VECTOR __interrupt void USCI_B0_ISR(void) { switch(__even_in_range(UCB0IV,12)) { case 0: break; // Vector 0: No interrupts case 2: break; // Vector 2: ALIFG case 4: break; // Vector 4: NACKIFG case 6: break; // Vector 6: STTIFG case 8: break; // Vector 8: STPIFG case 10: // Vector 12: TXIFG I2CBuffer = UCB0RXBUF; // store received data in buffer __bic_SR_register_on_exit(LPM0_bits); // Exit LPM0 break; // Vector 10: RXIFG case 12: if (PtrTransmit >= 0) // Check Transmit pointer { UCB0TXBUF = I2CBufferArray[PtrTransmit]; // Load TX buffer PtrTransmit--; // Decrement TX byte counter } else { UCB0IFG &= ~UCTXIFG; // Clear USCI_B0 TX int flag __bic_SR_register_on_exit(LPM0_bits); // Exit LPM0 } break; default: break; } }总是会卡在TI_MSP430_i2c_USCIB0_5xx.c文件中的case10 里是怎么回事呢
I2C中已经加了上拉电阻,使用的官方的LMP91002的驱动库,不知是什么问题呢
我的源代码工程已经添加在附件,希望能得到工程师的解答!