void main()
{
ldc1000_int();
Port_init();
Init_Lcd();
//Speed_IN1();
//Time1_init();
PT0=1;
while(1)
{
Sdata=Rp_Sample();
va=Sdata;
DE(1);
Sdata=Rp_Sample();
va1=Sdata;
va2=va1-va;
LCD_value(0,0,va);
if(va>1000){
DE(200);
SBUF=2;
}else{
DE(200); DE(200); DE(200); DE(200);
SBUF=0;
}
}
}
//call this routine to initialize all peripherals
void init_devices(void)
{
//stop errant interrupts until set up
cli(); //disable all interrupts
SPI_master_init();
Port_init();
MCUCR = (1<<ISC01); // int0 external interrupt on falling edge of int0
GICR = (1<<INT0); // enable the external interrupt int0
sei(); //re-enable interrupts
//all peripherals are now initialized
}
void System_init(void) {
uint8 zhuangtai=0;
Busclock_init();
Port_init();
Pwm_init();
Sci_init();
Counter_init();
zhuangtai=PTT_PTT1+(PTT_PTT3<<1);
Sci_write(zhuangtai);
switch(zhuangtai){
case (0) : MAX_SPEED=60;
MIN_SPEED=20;
break;
case (1) : MAX_SPEED=70;
MIN_SPEED=30;
break;
case (2) : MAX_SPEED=70;
MIN_SPEED=30;
break;
case(3) :
MAX_SPEED=80;
MAX_SPEED=20;
break;
default : MAX_SPEED=80;
MIN_SPEED=20;
break;
}
}
void main()
{
P6DIR|=BIT1;//发光二极管
P6OUT|=BIT1;
P1DIR|=BIT0;//给fpga的信号
P1OUT&=~BIT0;
WDTCTL = WDTPW + WDTHOLD; //关闭看门狗
Init_CLK();
Ini_Lcd();
Init_IO();
Init_LDC1000();
Port_init();
delay_ms(100); //延时100ms
while(1)
{
Key_Scan(); //键盘扫描，看是否有按键按下
if(key!=0xff) //如果有按键按下，则显示该按键键值1～4
{
{
switch(key)
{
case 1: LED8 = 0xFC; arange=key1;break; //给不同的键赋键值，键值1，亮2个LED灯
case 2: LED8 = 0xF3;arange=key2;break; //给不同的键赋键值，键值2，亮2个LED灯
case 3: LED8 = 0xCF;arange=key3;break; //给不同的键赋键值，键值3，亮2个LED灯
case 4: LED8 = 0x3F;arange=key4;break; //给不同的键赋键值，键值4，亮2个LED灯
}
}
}
else
{
//LED=key; //没有按键的时候显示上次的键值
}
proximtyData[0] = spi_readByte(LDC1000_CMD_PROXLSB);
proximtyData[1] = spi_readByte(LDC1000_CMD_PROXMSB);
frequencyData[0] = spi_readByte(LDC1000_CMD_FREQCTRLSB);
frequencyData[1] = spi_readByte(LDC1000_CMD_FREQCTRLSB+1);
frequencyData[2] = spi_readByte(LDC1000_CMD_FREQCTRLSB+2);
proximtyDataMAX = ((unsigned char) proximtyData[1]<<8) + proximtyData [0];
frequencyDataMAX =((unsigned char)frequencyData[1]<<8) + frequencyData[0];
disNum(proximtyDataMAX%10+0x30,0x86);
disNum(proximtyDataMAX/10%10+0x30,0x85);
disNum(proximtyDataMAX/100%10+0x30,0x84);
disNum(proximtyDataMAX/1000%10+0x30,0x83);
disNum(proximtyDataMAX/10000%10+0x30,0x82);
a = spi_readByte(LDC1000_CMD_REVID);
if(proximtyDataMAX>arange)
{
P6OUT&=~BIT1;//灯亮
P1OUT|=BIT0;//给fpga高电平，表示发现硬币
}
else
{
P6OUT|=BIT1;
P1OUT&=~BIT0;
}
_NOP();
}
}
