C++ (Cpp) Ring_Write Examples

Example #1

File: cpu_peri_can.c Project: djyos/djyos

//----将CAN硬件接收到的数据写进环形缓冲区中---------------------------------------------------------
//功能: 将CAN硬件接收到的数据写进环形缓冲区中，每帧向缓冲区写入13bytes.
//参数: rxMsg,CAN接收数据结构体;
//返回: 空
//-----------------------------------------------------------------------------
static void __WriteMsgToRing(uint8_t byChip,CanRxMsg rxMsg)
{
	uint8_t i,j;
	uint8_t buf[13];
	uint32_t can_id,tmp;
	CAN_DevCtrl *CAN_DevCtrlTempptr=NULL;
	struct RingBuf *rxRingBuf=NULL;
	buf[0]=0x88;
	can_id=rxMsg.ExtId;
	tmp=can_id;
	buf[1]=tmp;
	buf[2]=tmp>>8;
	buf[3]=tmp>>16;
	buf[4]=tmp>>24;
	for(i=0;i<8;i++)
	{
		buf[5+i]=rxMsg.Data[i];
	}
	CAN_DevCtrlTempptr=CAN_DevCtrlPtr+byChip;
	rxRingBuf=CAN_DevCtrlTempptr->RcvRing;
	Ring_Write(rxRingBuf,buf,13);
	gs_u64HardRcvCnt[byChip]++;
//CAN调试抓取最近10次接收报文
	if(gs_CanDebugFlag)
	{
		if(gs_RcvDebugCnt<CN_DEBUG_CAN_CNT)
		{
			for(j=0;j<13;j++)
			{
			   gs_RcvPkg[gs_RcvDebugCnt*13+j]=buf[j];
			}
			gs_RcvDebugCnt++;
		}
	}
}

Example #2

File: command.c Project: jiankangshiye/DJYOS

u32 cmd_int(ufast_t uart_int_line)
{
    u32 len;
    len = strlen(scanf_buf);
    //copy整个硬件缓冲区到协议缓冲区
    Ring_Write(&recv_ring_buf, (u8*)scanf_buf,len);
    MplCmdStatus |= CN_MULTIPLEX_SENSINGBIT_READ;
    Multiplex_Set(pMultiplexCmd,MplCmdStatus);
    return 0;
}