參數(shù)資料
型號: MQ80C52XXX-36/883
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 36 MHz, MICROCONTROLLER, CQFP44
封裝: CERAMIC, QFP-44
文件頁數(shù): 134/152頁
文件大?。?/td> 2528K
代理商: MQ80C52XXX-36/883
44
ATmega8535(L)
2502K–AVR–10/06
The following code example shows one assembly and one C function for turning off the
WDT. The example assumes that interrupts are controlled (e.g., by disabling interrupts
globally) so that no interrupts will occur during execution of these functions.
Assembly Code Example
WDT_off:
; Reset WDT
wdr
; Write logical one to WDCE and WDE
in
r16, WDTCR
ori
r16, (1<<WDCE)|(1<<WDE)
out WDTCR, r16
; Turn off WDT
ldi
r16, (0<<WDE)
out WDTCR, r16
ret
C Code Example
void WDT_off(void)
{
/* Reset WDT */
_WDR()
/* Write logical one to WDCE and WDE */
WDTCR |= (1<<WDCE) | (1<<WDE);
/* Turn off WDT */
WDTCR = 0x00;
}
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