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ATMEGA48V-10MMHR 参数 Datasheet PDF下载

ATMEGA48V-10MMHR图片预览
型号: ATMEGA48V-10MMHR
PDF下载: 下载PDF文件 查看货源
内容描述: [RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 10MHz, CMOS, PQCC28, 4 X 4 MM, 1 MM HEIGHT, 0.45 MM PITCH, GREEN, PLASTIC, VQFN-28]
分类和应用: 闪存微控制器
文件页数/大小: 376 页 / 4764 K
品牌: ATMEL [ ATMEL ]
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Assembly Code Example  
EEPROM_write:  
; Wait for completion of previous write  
sbic EECR,EEPE  
rjmp EEPROM_write  
; Set up address (r18:r17) in address register  
out EEARH, r18  
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 int uiAddress, unsigned char ucData)  
{
/* Wait for completion of previous write */  
while(EECR & (1<<EEPE))  
;
/* Set up address and Data Registers */  
EEAR = uiAddress;  
EEDR = ucData;  
/* Write logical one to EEMPE */  
EECR |= (1<<EEMPE);  
/* Start eeprom write by setting EEPE */  
EECR |= (1<<EEPE);  
}
26  
ATmega48/88/168  
2545M–AVR–09/07  
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