Rainbow-electronics ATmega64C1 Manual de usuario descargar pdf (Pagina 26)

100

101

7647A–AVR–02/08

ATmega32/64/M1/C1

TABLE 1.

Assembly Code Example

EEPROM_write:

; Wait for completion of previous write

sbic EECR,EEWE

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 EEMWE

sbi EECR,EEMWE

; Start eeprom write by setting EEWE

sbi EECR,EEWE

ret

C Code Example

void EEPROM_write (unsigned int uiAddress, unsigned char ucData)

{

/* Wait for completion of previous write */

while(EECR & (1<<EEWE))

;

/* Set up address and data registers */

EEAR = uiAddress;

EEDR = ucData;

/* Write logical one to EEMWE */

EECR |= (1<<EEMWE);

/* Start eeprom write by setting EEWE */

EECR |= (1<<EEWE);

}

1 2 ... 21 22 23 24 25 26 27 28 29 30 31 ... 365 366

Comentarios a estos manuales

Sin comentarios

Rainbow-electronics ATmega64C1 Manual de usuario Pagina 26

Comentarios a estos manuales

Relacionado con productos y manuales para Sensores Rainbow-electronics ATmega64C1