參數(shù)資料
型號: MF280C51-30D
廠商: ATMEL CORP
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 30 MHz, MICROCONTROLLER, PQFP44
封裝: QFP-44
文件頁數(shù): 87/176頁
文件大?。?/td> 2962K
代理商: MF280C51-30D
18
2535J–AVR–08/10
ATtiny13
The following code examples show one assembly and one C function for erase, write, or atomic
write of the EEPROM. The examples assume that interrupts are controlled (e.g., by disabling
interrupts globally) so that no interrupts will occur during execution of these functions.
Assembly Code Example
EEPROM_write:
; Wait for completion of previous write
sbic
EECR,EEPE
rjmp
EEPROM_write
; Set Programming mode
ldi
r16, (0<<EEPM1)|(0<<EEPM0)
out
EECR, r16
; Set up address (r17) in address register
out
EEARL, r17
; Write data (r16) to data register
out
EEDR,r16
; Write logical one to EEMPE
sbi
EECR,EEMPE
; Start eeprom write by setting EEPE
sbi
EECR,EEPE
ret
C Code Example
void
EEPROM_write(unsigned char ucAddress, unsigned char ucData)
{
/* Wait for completion of previous write */
while(EECR & (1<<EEPE))
;
/* Set Programming mode */
EECR = (0<<EEPM1)|(0>>EEPM0)
/* Set up address and data registers */
EEARL = ucAddress;
EEDR = ucData;
/* Write logical one to EEMPE */
EECR |= (1<<EEMPE);
/* Start eeprom write by setting EEPE */
EECR |= (1<<EEPE);
}
相關(guān)PDF資料
PDF描述
MR80C32E-16P883 8-BIT, 16 MHz, MICROCONTROLLER, CQCC44
MR80C32E-16P883 8-BIT, 16 MHz, MICROCONTROLLER, CQCC44
MQ83C154DCXXX-25P883D 8-BIT, MROM, 25 MHz, MICROCONTROLLER, CQFP44
MR80C52EXXX-25:RD 8-BIT, MROM, 25 MHz, MICROCONTROLLER, CQCC44
MIP7365-450F17I 64-BIT, 450 MHz, MICROPROCESSOR, CQFP208
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MF283C151C-12 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:CMOS 0 to 36 MHz Single Chip 8-bit Microcontroller
MF283C151C-16 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:CMOS 0 to 36 MHz Single Chip 8-bit Microcontroller
MF283C151C-20 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:CMOS 0 to 36 MHz Single Chip 8-bit Microcontroller
MF283C151C-25 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:CMOS 0 to 36 MHz Single Chip 8-bit Microcontroller
MF283C151C-30 制造商:TEMIC 制造商全稱:TEMIC Semiconductors 功能描述:CMOS 0 to 36 MHz Single Chip 8-bit Microcontroller