AVR单片机的SD卡接口程序设计-#include
#include
#include“1011.h”
#defineucharunsignedchar
#defineuintunsignedint
#defineMMC_CS_PINBIT(4)//PORTB.4
#defineMMC_PORTPORTB
ucharreading=0,a=0,pointer=0;
voidsd_port_init()
AVR单片机的SD卡接口程序设计-#include
#include
#include“1011.h”
#defineucharunsignedchar
#defineuintunsignedint
#defineMMC_CS_PINBIT(4)//PORTB.4
#defineMMC_PORTPORTB
ucharreading=0,a=0,pointer=0;
voidsd_port_init()