參數(shù)資料
型號: uPSD3234
廠商: 意法半導體
英文描述: Flash Programmable System Device with 8032 Microcontroller Core(嵌入高速“8032微控制器核”的Flash型可編程系統(tǒng)器)
中文描述: 閃存可編程系統(tǒng)器件與8032微控制器內(nèi)核(嵌入高速“8032微控制器核”的閃存型可編程系統(tǒng)器)
文件頁數(shù): 49/54頁
文件大?。?/td> 736K
代理商: UPSD3234
49/54
AN1886 - APPLICATION NOTE
APPENDIX J. ONUSBSUSPEND
static void OnUSBSuspend()
/******************************************************************************
Function : static void OnUSBSuspend()
Parameters : none
Description: service routine for USB Suspend event
******************************************************************************/
{
data char bie,biea;
printfLCD("\n* SUSPEND MODE *\n");
printfLCD("\rCPU in Idle mode");
bie = IE;
biea = IEA;
IEA = 1; //disable all INTs except USB
IE = 128; //disable all INTs except USB
SUSPND = 1; //Enter suspend mode for uPSD
GoOnSuspend = 0; //clear global Suspend flag
// entering SUSPEND or setting SUSPNDF causes to top the clocks to the USB
// and causes the USB module to enter Suspend Mode.
UIEN |= uRESUMIE; //enable resume INT
PCON |= 1; //Enter Idle mode
// here the uPSD sleeps and waits for the next INT
SUSPND = 0; //clear the flag
IE = bie;
IEA = biea;
UIEN &= ~uRESUMIE; //disable resume INT
RESUMF = 0; //clear the flag
printfLCD("\r \n"); //clear display
printfLCD("\r \r"); //clear display
printfLCD(DEMO_TITLE_STR);
}
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