atmega16与24l01按键主程序

ID:241891 · 发表于 2017-10-22 18:58

#include<avr/io.h>
#include<avr/delay.h>
#include"NRF24L01.h"
//#define Open_TX
#define Open_RX
typedef unsigned char  uint8;                /* defined for unsigned 8-bits integer variable    无符号8位整型变量  */
typedef signed char  int8;                   /* defined for signed 8-bits integer variable    有符号8位整型变量  */
typedef unsigned short uint16;                /* defined for unsigned 16-bits integer variable 无符号16位整型变量 */
typedef signed short int16;                /* defined for signed 16-bits integer variable    有符号16位整型变量 */
typedef unsigned int uint32;                /* defined for unsigned 32-bits integer variable 无符号32位整型变量 */
typedef signed int int32;                /* defined for signed 32-bits integer variable    有符号32位整型变量 */
typedef float       fp32;                   /* single precision floating point variable (32bits) 单精度浮点数（32位长度） */
typedef double       fp64;                   /* double precision floating point variable (64bits) 双精度浮点数（64位长度） */
extern uint8_t RX_BUF[];
extern uint8_t TX_BUF[];
void motorrun();
uint8 HandleKey();
uint8 KEY_Release;
uint32 i,MS1;
#define  KEY1_Press  ((keys & 0x03) == 3)
#define  KEY1_Pressed ((keys & 0x03) == 2)
#define  KEY1_Release ((keys & 0x03) == 1)
#define  KEY1_Released ((keys & 0x03) == 0)
int main(void)
{
//nRF24L01_Config();
//usartInit();
uint8 keys = 0;
nRF24L01_Initial();
while(1)
{
   #ifdef Open_TX
keys=HandleKey();
if(KEY1_Release)
{
TX_BUF[0]=0x55;
NRF24L01_Send();
if(TX_BUF[0]==0x55)
{
for(i=1;i<100;i++)
{
PORTB &=~ (1<<PB0);//LED
_delay_ms(1000);
PORTB |= (1<<PB0);//LED
_delay_ms(1000);
}
}
//printf("\r\nSend data：0x%x\r\n",TX_BUF[0]);
_delay_ms(5000);
}
   #else

PORTD &=~(1<<PD2);
NRF24L01_Receive();
_delay_ms(2000);
if(RX_BUF[0]==0X55)
motorrun();
while(1);
#endif
   }
}
uint8 HandleKey(void)
{
static uint8 key1laststa = 1,pressure = 0;
uint8 ret = 0;
DDRB &= ~(1 << PB1);
if(PINB & (1 << PB1))  //KEY1
{
  ret = (ret & ~(0x03 << 0)) | (0x00 << 0);
  if(key1laststa == 0) //release
  {
ret = (ret & ~(0x03 << 0)) | (0x01 << 0);
  }
  key1laststa = 1;
}
else
{
  ret = (ret & ~(0x03 << 0)) | (0x02 << 0);
  if(key1laststa == 1) //press
  {
ret = (ret & ~(0x03 << 0)) | (0x03 << 0);
  }
  key1laststa = 0;
}
return ret;
}
void motorrun()
{
PORTD |=(1<<PD2);
PORTD &=~  (1<<PD3);
PORTD &=~  (1<<PD4);//EN1
PORTD &=~  (1<<PD5);//EN2
PORTC &=~(1<<PC1);//DIR
for(i=0;i<4000;i++)
{
  PORTC |= (1 << PC0);
  _delay_ms(20);
  PORTC &=~ (1 << PC0);
  _delay_ms(20);
}
}

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