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#include "stm32f10x.h" //stm32頭文件
#include "usart.h"
#include "sys.h"
#include "delay.h"
#include "led.h"
#include "vl53l0x.h"
#include "vl53l0x_it.h"
/******************************************************************************/
extern VL53L0X_Dev_t vl53l0x_dev;//設備I2C數據參數
extern u8 alarm_flag;
/******************************************************************************/
int main(void)
{
u32 i;
u8 mode;
VL53L0X_RangingMeasurementData_t RangingMeasurementData;
NVIC_PriorityGroupConfig(NVIC_PriorityGroup_2);//分組2
uart_init(115200); //串口1
delay_init();
LED_Init();
delay_ms(200);
if(vl53l0x_init(&vl53l0x_dev))//vl53l0x初始化
printf("VL53L0X_init Error!!!\r\n");
else
printf("VL53L0X_init OK\r\n");
mode=3; //高速模式，寫錯會導致測量速度慢
vl53l0x_interrupt_start(&vl53l0x_dev,mode);
while(1)
{
//VL53L0X_ClearInterruptMask(dev,0);//清除VL53L0X中斷標志位
//status = VL53L0X_StopMeasurement(dev); //停止測量
if(alarm_flag==1)//觸發中斷
{
alarm_flag=0;
VL53L0X_GetRangingMeasurementData(&vl53l0x_dev,&RangingMeasurementData);//獲取測量距離,并且顯示距離
printf("d: %3d mm\r\n",RangingMeasurementData.RangeMilliMeter);
VL53L0X_ClearInterruptMask(&vl53l0x_dev,0);//清除VL53L0X中斷標志位
}
i++;
if(i>=0x1fffff)
{
i=0;
LED0=!LED0;
}
}
}
/***************************************************************************/
/***************************************************************************/

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/*****************************
更新日期2017年2月28日
模擬串口參考stc官方程序
來自arduino實例
使用11.0592MHz內部RC；
VL53L0X:
SCL-->P3.3
SDA-->P3.2
串口:
P3.0 RXD
P3.1 TXD
*******************************/
#include"stc.h"
#include"i2c.h"
#include"VL53L0X.h"
#include "intrins.h"
#define uchar unsigned char
#define uint unsigned int
/***********全局變量定義**************/
bit flag;
uchar val1;
short val_s;
uchar gbuf[16];
uint acnt ;
uint scnt;
uint dist ;
uchar DeviceRangeStatusInternal;
#define BAUD 0xFE80 // 9600bps @ 11.0592MHz
//sfr AUXR = 0x8E;
sbit RXB = P3^0; //define UART TX/RX port
sbit TXB = P3^1;
typedef bit BOOL;
typedef unsigned char BYTE;
typedef unsigned int WORD;
BYTE TBUF,RBUF;
BYTE TDAT,RDAT;
BYTE TCNT,RCNT;
BYTE TBIT,RBIT;
BOOL TING,RING;
BOOL TEND,REND;
void UART_INIT();
void delay()
{
unsigned char i;
for(i=0; i<100; i++);
}
void Delay1ms() //@11.0592MHz
{
unsigned char i, j;
_nop_();
i = 11;
j = 190;
do
{
while (--j);
} while (--i);
}
void delay_ms(unsigned int time)
{
unsigned char
i;
for(i=1; i<=time; i++)
Delay1ms();
}
void uartsend_int16(short val)
{
uchar val1;
val1=val/10000;
while(!TEND);
TEND=0;
TBUF='0'+val1;
TING=1;
val1=val%10000/1000;
while(!TEND);
TEND=0;
TBUF='0'+val1;
TING=1;
val1=val%1000/100;
while(!TEND);
TEND=0;
TBUF='0'+val1;
TING=1;
val1=val%100/10;
while(!TEND);
TEND=0;
TBUF='0'+val1;
TING=1;
val1=val%10/1;
while(!TEND);
TEND=0;
TBUF='0'+val1;
TING=1;
}
void uartprintf(char *s)
{
int i=0;
while(s[i]!='\0')
{
while(!TEND);
TEND=0;
TBUF=s[i];
TING=1;
i++;
}
}
void uartprintenter()
{
while(!TEND);
TEND=0;
TBUF=0x0d;
TING=1;
while(!TEND);
TEND=0;
TBUF=0x0a;
TING=1;
}
void main()
{
uchar val = 0;
int cnt = 0;
TMOD = 0x00; //timer0 in 16-bit auto reload mode
AUXR = 0x80; //timer0 working at 1T mode
TL0 = BAUD;
TH0 = BAUD>>8; //initial timer0 and set reload value
TR0 = 1; //tiemr0 start running
ET0 = 1; //enable timer0 interrupt
PT0 = 1; //improve timer0 interrupt priority
EA = 1; //open global interrupt switch
UART_INIT();
uartprintf("start");
while (1)
{
vl53l0x_send(VL53L0X_REG_SYSRANGE_START, 0x01);
while (cnt < 100) { // 1 second waiting time max
delay_ms(10);
val = vl53l0x_read(VL53L0X_REG_RESULT_RANGE_STATUS);
if (val & 0x01) break;
cnt++;
}
if (val & 0x01) uartprintf("ready");
else uartprintf("not ready");
uartprintenter();
//vl53l0x_read_block(0x14, 12);
gbuf[0]=vl53l0x_read(0x14);
gbuf[7]=vl53l0x_read(0x14+7);
gbuf[6]=vl53l0x_read(0x14+6);
gbuf[9]=vl53l0x_read(0x14+9);
gbuf[8]=vl53l0x_read(0x14+8);
gbuf[11]=vl53l0x_read(0x14+11);
gbuf[10]=vl53l0x_read(0x14+10);
acnt = makeuint16(gbuf[7], gbuf[6]);
scnt = makeuint16(gbuf[9], gbuf[8]);
dist = makeuint16(gbuf[11], gbuf[10]);
DeviceRangeStatusInternal = ((gbuf[0] & 0x78) >> 3);
if(DeviceRangeStatusInternal==11&&dist>20&&dist<1200)
{
uartprintf("distance:");
uartsend_int16(dist);
uartprintf("mm");
uartprintenter();
}
else
{
uartprintf("error");
uartprintenter();
}
delay_ms(100);
}
}
void tm0() interrupt 1 using 1
{
if (RING)
{
if (--RCNT == 0)
{
RCNT = 3; //reset send baudrate counter
if (--RBIT == 0)
{
RBUF = RDAT; //save the data to RBUF
RING = 0; //stop receive
REND = 1; //set receive completed flag
}
else
{
RDAT >>= 1;
if (RXB) RDAT |= 0x80; //shift RX data to RX buffer
}
}
}
else if (!RXB)
{
RING = 1; //set start receive flag
RCNT = 4; //initial receive baudrate counter
RBIT = 9; //initial receive bit number (8 data bits + 1 stop bit)
}
if (--TCNT == 0)
{
TCNT = 3; //reset send baudrate counter
if (TING) //judge whether sending
{
if (TBIT == 0)
{
TXB = 0; //send start bit
TDAT = TBUF; //load data from TBUF to TDAT
TBIT = 9; //initial send bit number (8 data bits + 1 stop bit)
}
else
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