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void *mainThread(void *arg0)
{
RF_Params rfParams;
RF_Params_init(&rfParams);
GPIO_setConfig(CONFIG_GPIO_RLED, GPIO_CFG_OUT_STD | GPIO_CFG_OUT_LOW);
GPIO_write(CONFIG_GPIO_RLED, CONFIG_GPIO_LED_OFF);
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 = 0;
RF_cmdPropRx.pktConf.bRepeatNok = 0;
RF_cmdPropRx.endTrigger.triggerType = TRIG_REL_START;
RF_cmdPropRx.endTime = (uint32_t)(4000000*(0.01f)); // Stay in RX for 10 ms
/* Request access to the radio */
rfHandle = RF_open(&rfObject, &RF_prop, (RF_RadioSetup*)&RF_cmdPropRadioDivSetup, &rfParams);
/* Set the frequency */
RF_postCmd(rfHandle, (RF_Op*)&RF_cmdFs, RF_PriorityNormal, NULL, 0);
while(true)
{
sleep(2); // Set to a desired interval
// Enter RX 8 times and stay in RX 10 ms every time
// If a packet is received with CRC OK, it is not necessary to enter RX again
for(i = 0; i < 8; i++)
{
RF_runCmd(rfHandle, (RF_Op*)&RF_cmdPropRx, RF_PriorityNormal, &callback, RF_EventRxEntryDone);
uint32_t cmdStatus = ((volatile RF_Op*)&RF_cmdPropRx)->status;
switch(cmdStatus)
{
case PROP_DONE_OK:
// Packet received with CRC OK
// Set i = 8 to avoid re-starting RX again since packet is received
i = 8;
GPIO_toggle(CONFIG_GPIO_RLED);
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);
}
}
}
}
