參數(shù)資料
型號: LZ85194
廠商: Sharp Corporation
英文描述: IrDA Control Peripheral Engine(IrDA 控制外圍處理器)
中文描述: 紅外線控制周邊引擎(紅外線控制外圍處理器)
文件頁數(shù): 60/76頁
文件大?。?/td> 256K
代理商: LZ85194
LZ85194
54
IrDA Control Peripheral Engine User
s Guide
case SEND_DATA:
sendData();
break;
case SEND_DATA_RETRY:
waitRetryTiming();
break;
default:
break;
}
ei();
/* enable interrupt */
}
/******************** Data Queue Control Routine *****************************/
/******************************************************************************
* void
initData(void)
*
* Description:
Initialize valiables of DataQueue.
*****************************************************************************/
void initData(void)
{
char i;
char j;
for(i = 0; i < MAX_DATAQ_SIZE; i++) {
for (j = 0; j < MAX_D_SIZE; j++)
DataQueue[i][j] = 0;
}
D_cnt = 0;
D_head = 0;
D_tail = 0;
}
/******************* Send Data Control Routine *******************************/
/******************************************************************************
* void sendData(void)
*
* Description:
Send data.
*
Take out the sending data from the data array.
*
If response is ACK, increment the index of the data array
*
and post SEND_DATA event to EventQueue, otherwise post
*
SEND_DATA_RETRY event.
*****************************************************************************/
void sendData(void)
{
if (sendDatawithAck(DataQueue[D_head][0], &DataQueue[D_head][1],
(DataQueue[D_head][0] == EP1) 8 : 3)) {
--D_cnt;
++D_head;
if (D_head == MAX_DATAQ_SIZE)
D_head = 0;
postEvent(SEND_DATA);
}
else
postEvent(SEND_DATA_RETRY);
}
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