SPI.rar_spi

/* * DIO.c * * Created: 4/22/2017 2:29:45 PM * Author: A.Aboelmakarem */ #include "DIO.h" void DIO_WritePortVal(char Port_Num,char Val) { switch(Port_Num) { case 0: PORTA=Val; break; case 1: PORTB=Val; break; case 2: PORTC=Val; break; case 3: PORTD=Val; break; default: break; } } void DIO_WritePinVal(char Pin_Num, char Val) { char Port_Num = Pin_Num/8; char Pin_Index = Pin_Num % 8; switch(Port_Num) { case 0: if(Val==0) CLR_BIT(PORTA,Pin_Index); else SET_BIT(PORTA,Pin_Index); break; case 1: if(Val==0) CLR_BIT(PORTB,Pin_Index); else SET_BIT(PORTB,Pin_Index); break; case 2: if(Val==0) CLR_BIT(PORTC,Pin_Index); else SET_BIT(PORTC,Pin_Index); break; case 3: if(Val==0) CLR_BIT(PORTD,Pin_Index); else SET_BIT(PORTD,Pin_Index); break; default: break; } } void DIO_ReadPortVal(char Port_Num,char *Val) { switch(Port_Num) { case 0: *Val=PINA; break; case 1: *Val=PINB; break; case 2: *Val=PINC; break; case 3: *Val=PIND; break; default: break; } } void DIO_ReadPinVal(char Pin_Num,char *Val) { char Port_Num=Pin_Num/8; char Pin_Index=Pin_Num%8; switch(Port_Num) { case 0: *Val=GET_BIT(PINA,Pin_Index); #ifdef LONG_PRESS if(*Val==1) while(GET_BIT(PINA,Pin_Index)); #endif break; case 1: *Val=GET_BIT(PINB,Pin_Index); #ifdef LONG_PRESS if(*Val==1) while(GET_BIT(PINB,Pin_Index)); #endif break; case 2: *Val=GET_BIT(PINC,Pin_Index); #ifdef LONG_PRESS if(*Val==1) while(GET_BIT(PINC,Pin_Index)); #endif break; case 3: *Val=GET_BIT(PIND,Pin_Index); #ifdef LONG_PRESS if(*Val==1) while(GET_BIT(PIND,Pin_Index)); #endif break; default: break; } } void DIO_Init() { DDRA=DDRA_INIT; DDRB=DDRB_INIT; DDRC=DDRC_INIT; DDRD=DDRD_INIT; PORTA=PORTA_INIT; PORTB=PORTB_INIT; PORTC=PORTC_INIT; PORTD=PORTD_INIT; }