欢迎访问ic37.com |
会员登录 免费注册
发布采购

ATMEGA48PA-CCU 参数 Datasheet PDF下载

ATMEGA48PA-CCU图片预览
型号: ATMEGA48PA-CCU
PDF下载: 下载PDF文件 查看货源
内容描述: [RISC Microcontroller, 8-Bit, FLASH, AVR RISC CPU, 20MHz, CMOS, PBGA32, 4 X 4 MM, 0.60 MM HEIGHT, 0.50 MM PITCH, GREEN, PLASTIC, UFBGA-32]
分类和应用: 闪存微控制器
文件页数/大小: 349 页 / 2752 K
品牌: ATMEL [ ATMEL ]
 浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第17页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第18页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第19页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第20页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第22页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第23页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第24页浏览型号ATMEGA48PA-CCU的Datasheet PDF文件第25页  
ATmega48/88/168  
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);  
}
21  
2545D–AVR–07/04  
 复制成功!