LAUNCHXL-CC1310: RF接收两包就不能再接收

硬件模块：两个CC1310 Launcgpad 板子，ti提供的；
使用SmartRF studio软件发送数据包，射频接收模块范例是 RFPacketRx，
Smart studio自动连续发射数据（100包），接收模块只能接收两包，然后就不接接收，请问这是怎么回事？
如果使用Smart studio一包数据一包数据的发送则不会有这种问题。

接收两包后status显示PROP_ERROR_RXBUF

xiaoshuai you：

void *mainThread(void *arg0){ RF_Params rfParams; RF_Params_init(&rfParams);

/* Open LED pins */ ledPinHandle = PIN_open(&ledPinState, pinTable); if (ledPinHandle == NULL) { while(1); }

if( RFQueue_defineQueue(&dataQueue, rxDataEntryBuffer, sizeof(rxDataEntryBuffer), NUM_DATA_ENTRIES, MAX_LENGTH + NUM_APPENDED_BYTES)) { /* Failed to allocate space for all data entries */ while(1); }

/* Modify CMD_PROP_RX command for application needs */ /* Set the Data Entity queue for received data */ RF_cmdPropRx.pQueue = &dataQueue; /* Discard ignored packets from Rx queue */ RF_cmdPropRx.rxConf.bAutoFlushIgnored = 1; /* Discard packets with CRC error from Rx queue */ RF_cmdPropRx.rxConf.bAutoFlushCrcErr = 1; /* Implement packet length filtering to avoid PROP_ERROR_RXBUF */ RF_cmdPropRx.maxPktLen = MAX_LENGTH; RF_cmdPropRx.pktConf.bRepeatOk = 1; RF_cmdPropRx.pktConf.bRepeatNok = 1;

/* Request access to the radio */#if defined(DeviceFamily_CC26X0R2) rfHandle = RF_open(&rfObject, &RF_prop, (RF_RadioSetup*)&RF_cmdPropRadioSetup, &rfParams);#else rfHandle = RF_open(&rfObject, &RF_prop, (RF_RadioSetup*)&RF_cmdPropRadioDivSetup, &rfParams);#endif// DeviceFamily_CC26X0R2

/* Set the frequency */ RF_postCmd(rfHandle, (RF_Op*)&RF_cmdFs, RF_PriorityNormal, NULL, 0); RF_cmdPropRx.endTime=8000000; /* Enter RX mode and stay forever in RX */ RF_EventMask terminationReason = RF_postCmd(rfHandle, (RF_Op*)&RF_cmdPropRx, RF_PriorityNormal, &callback, RF_EventRxEntryDone);

switch(terminationReason) { case RF_EventLastCmdDone: // A stand-alone radio operation command or the last radio // operation command in a chain finished. break; case RF_EventCmdCancelled: // Command cancelled before it was started; it can be caused // by RF_cancelCmd() or RF_flushCmd(). break; case RF_EventCmdAborted: // Abrupt command termination caused by RF_cancelCmd() or // RF_flushCmd(). break; case RF_EventCmdStopped: // Graceful command termination caused by RF_cancelCmd() or // RF_flushCmd(). break; default: // Uncaught error event while(1); }

uint32_t cmdStatus = ((volatile RF_Op*)&RF_cmdPropRx)->status; switch(cmdStatus) { case PROP_DONE_OK: // Packet received with CRC OK break; case PROP_DONE_RXERR: // Packet received with CRC error break; case PROP_DONE_RXTIMEOUT: // Observed end trigger while in sync search break; case PROP_DONE_BREAK: // Observed end trigger while receiving packet when the command is // configured with endType set to 1 break; case PROP_DONE_ENDED: // Received packet after having observed the end trigger; if the // command is configured with endType set to 0, the end trigger // will not terminate an ongoing reception break; case PROP_DONE_STOPPED: // received CMD_STOP after command started and, if sync found, // packet is received break; case PROP_DONE_ABORT: // Received CMD_ABORT after command started break; case PROP_ERROR_RXBUF: // No RX buffer large enough for the received data available at the start of a packet break; case PROP_ERROR_RXFULL: // Out of RX buffer space during reception in a partial read break; case PROP_ERROR_PAR: // Observed illegal parameter break; case PROP_ERROR_NO_SETUP: // Command sent without setting up the radio in a supported // mode using CMD_PROP_RADIO_SETUP or CMD_RADIO_SETUP break; case PROP_ERROR_NO_FS: // Command sent without the synthesizer being programmed break; case PROP_ERROR_RXOVF: // RX overflow observed during operation break; default: // Uncaught error event – these could come from the // pool of states defined in rf_mailbox.h while(1); }

while(1);}

void callback(RF_Handle h, RF_CmdHandle ch, RF_EventMask e){ if (e & RF_EventRxEntryDone) { /* Toggle pin to indicate RX */ PIN_setOutputValue(ledPinHandle, Board_PIN_LED2, !PIN_getOutputValue(Board_PIN_LED2));

/* Get current unhandled data entry */ currentDataEntry = RFQueue_getDataEntry();

/* Handle the packet data, located at &currentDataEntry->data: * – Length is the first byte with the current configuration * – Data starts from the second byte */ packetLength = *(uint8_t*)(&currentDataEntry->data); packetDataPointer = (uint8_t*)(&currentDataEntry->data + 1);

/* Copy the payload + the status byte to the packet variable */ memcpy(packet, packetDataPointer, (packetLength + 1));

RFQueue_nextEntry(); }}

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Kevin Qiu1：

我测试没有问题，可以连续接收100包，每次接收时Rx端板子上红色的LED都会切换

检查你的步骤是否正确，参考这里的步骤

https://dev.ti.com/tirex/content/simplelink_academy_cc13x0sdk_4_20_00_00/modules/prop_rf/prop_01_basic/prop_01_basic.html