[参考译文] CC2340R5：演示广播设备角色的最小示例

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/***** Includes *****/
/* Standard C Libraries */
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
#include <limits.h>

/* TI Drivers */
#include <ti/drivers/GPIO.h>
#include <ti/drivers/rcl/RCL.h>
#include <ti/drivers/rcl/RCL_Scheduler.h>
#include <ti/drivers/rcl/commands/ble5.h>

/* SysConfig Generated */
#include "ti_ble_config.h"
#include "ti_drivers_config.h"
#include "ti_radio_config.h"


/* Packet TX Configuration */
#define MAX_LENGTH              (40U) // Max packet length
#define NUM_DATA_ENTRIES        (2U)  // Number of data entries
#define NUM_PAD_BYTES           (3U)  // Number of pad bytes
#define HDR_LEN                 (1U)

#define PACKET_INTERVAL         1000000    // Set packet interval to 500000us or 500ms


/***** Variable declarations *****/
/* RCL Commands */

static RCL_CmdBle5Advertiser advCmd = RCL_CmdBle5Advertiser_Default();
static RCL_CtxAdvertiser advCtx = RCL_CtxAdvertiser_Default();

/* RCL Client used to open RCL */
static RCL_Client rclClient;

/* Counters for RCL event callback */
volatile uint32_t gCmdDone = 0;     // Command done

/* TX packet buffer */
uint32_t packet[NUM_DATA_ENTRIES][NUM_PAD_BYTES + ((MAX_LENGTH + 10)/ 4)];


/* Adv data */
uint8_t advData[] =
{
 0x02,
 GAP_ADTYPE_FLAGS,
 GAP_ADTYPE_FLAGS_BREDR_NOT_SUPPORTED | GAP_ADTYPE_FLAGS_GENERAL,

 0x04,
  GAP_ADTYPE_LOCAL_NAME_SHORT,
  'T',
  'X',
  'N',
};


/***** Callback Functions *****/
void defaultCallback(RCL_Command *cmd, LRF_Events lrfEvents, RCL_Events rclEvents)
{
    if (rclEvents.lastCmdDone)
    {
        gCmdDone += 1;
    }
}

/***** Function definitions *****/

void *mainThread(void *arg0)
{
    /* Initialize and open RCL */
    RCL_init();

    RCL_Handle rclHandle = RCL_open(&rclClient, &LRF_config);

    advCtx.advA[0] = 0xaaaa;
    advCtx.advA[1] = 0xbbbb;
    advCtx.advA[2] = 0xcccc;

    /* Callback triggers on last command done */
    advCmd.common.runtime.callback = defaultCallback;
    advCmd.common.runtime.rclCallbackMask.value = RCL_EventLastCmdDone.value;

    advCmd.ctx = &advCtx;
    advCmd.chanMap = 0x7;
    advCmd.txPower.dBm = 0;
    advCmd.txPower.fraction = 0;

    /* Set RCL TX buffer packet to be packet buffer */
    RCL_Buffer_TxBuffer *txPacket = (RCL_Buffer_TxBuffer *)&packet;

    uint8_t val = 0;

    while(1)
    {
        /* Create packet with random payload */
        uint8_t *txData;
        txData = RCL_TxBuffer_init(txPacket, NUM_PAD_BYTES, 0, MAX_LENGTH);

        memcpy(txData, advData, sizeof(advData));

        /* Set packet to transmit */
        RCL_TxBuffer_put(&advCmd.ctx->txBuffers, packet);

        advCmd.common.status = RCL_CommandStatus_Idle;

        /* Submit command */
        RCL_Command_submit(rclHandle, &advCmd);

        /* Pend on command completion */
        RCL_Command_pend(&advCmd);

        // return 0;

        usleep(PACKET_INTERVAL);
        //HapiWaitUs(PACKET_INTERVAL);
    }
}

根据我使用功率分析仪所说的、此程序在所有三个通道上每秒广播一次、频率为5dB……

我认为实际广播包(advData)不会被传输、但是...

当我单步执行处理程序代码时、它似乎挑选值0x2 (第一个长度字节)作为所使用的广播类型...

能否验证我是否正确地通过了缓冲区