TCS34725颜色识别用OLED显示基于stc8h8k64u主函数例程

以下是基于STC8H8K64U的主函数例程，用OLED显示TCS34725颜色识别结果：

#include <reg52.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <intrins.h>
#include "tcs34725.h"
#include "oled.h"

#define uchar unsigned char
#define uint unsigned int

sbit SCL = P1^7;
sbit SDA = P1^6;

void Delay_10us(uint t)
{
    while(t--) _nop_();
}

void Delay_ms(uint t)
{
    uint i;
    while(t--)
    {
        i = 110;
        while(i--);
    }
}

void IIC_Start()
{
    SDA = 1;
    SCL = 1;
    Delay_10us(1);
    SDA = 0;
    Delay_10us(1);
    SCL = 0;
}

void IIC_Stop()
{
    SDA = 0;
    SCL = 1;
    Delay_10us(1);
    SDA = 1;
    Delay_10us(1);
}

void IIC_Ack()
{
    SDA = 0;
    Delay_10us(1);
    SCL = 1;
    Delay_10us(1);
    SCL = 0;
    Delay_10us(1);
    SDA = 1;
}

void IIC_NAck()
{
    SDA = 1;
    Delay_10us(1);
    SCL = 1;
    Delay_10us(1);
    SCL = 0;
    Delay_10us(1);
}

uchar IIC_SendByte(uchar dat)
{
    uchar i;
    for(i = 0; i < 8; i++)
    {
        SDA = (dat & 0x80) >> 7;
        dat <<= 1;
        Delay_10us(1);
        SCL = 1;
        Delay_10us(1);
        SCL = 0;
        Delay_10us(1);
    }
    SDA = 1;
    Delay_10us(1);
    SCL = 1;
    Delay_10us(1);
    i = SDA;
    SCL = 0;
    Delay_10us(1);
    return i;
}

uchar IIC_ReadByte()
{
    uchar i, dat = 0;
    SDA = 1;
    for(i = 0; i < 8; i++)
    {
        Delay_10us(1);
        SCL = 1;
        Delay_10us(1);
        dat <<= 1;
        dat |= SDA;
        SCL = 0;
        Delay_10us(1);
    }
    return dat;
}

void TCS34725_WriteReg(uchar reg, uchar dat)
{
    IIC_Start();
    IIC_SendByte(TCS34725_ADDRESS << 1);
    IIC_SendByte(reg | TCS34725_COMMAND_BIT);
    IIC_SendByte(dat);
    IIC_Stop();
}

uchar TCS34725_ReadReg(uchar reg)
{
    uchar dat;
    IIC_Start();
    IIC_SendByte(TCS34725_ADDRESS << 1);
    IIC_SendByte(reg | TCS34725_COMMAND_BIT);
    IIC_Start();
    IIC_SendByte((TCS34725_ADDRESS << 1) | 1);
    dat = IIC_ReadByte();
    IIC_NAck();
    IIC_Stop();
    return dat;
}

void TCS34725_Init()
{
    TCS34725_WriteReg(TCS34725_ENABLE, TCS34725_ENABLE_PON);
    Delay_ms(3);
    TCS34725_WriteReg(TCS34725_ENABLE, TCS34725_ENABLE_PON | TCS34725_ENABLE_AEN);
    Delay_ms(3);
}

void TCS34725_GetRGB(uchar *r, uchar *g, uchar *b)
{
    *r = TCS34725_ReadReg(TCS34725_RDATAL);
    *g = TCS34725_ReadReg(TCS34725_GDATAL);
    *b = TCS34725_ReadReg(TCS34725_BDATAL);
    *r = (*r) * 255 / 65535;
    *g = (*g) * 255 / 65535;
    *b = (*b) * 255 / 65535;
}

void OLED_ShowRGB(uchar r, uchar g, uchar b)
{
    char str[10];
    OLED_Clear();
    OLED_ShowString(0, 0, "R:");
    sprintf(str, "%d", r);
    OLED_ShowString(16, 0, str);
    OLED_ShowString(48, 0, "G:");
    sprintf(str, "%d", g);
    OLED_ShowString(64, 0, str);
    OLED_ShowString(96, 0, "B:");
    sprintf(str, "%d", b);
    OLED_ShowString(112, 0, str);
}

void main()
{
    uchar r, g, b;
    TCS34725_Init();
    OLED_Init();
    OLED_ShowString(0, 0, "TCS34725 Test");
    while(1)
    {
        TCS34725_GetRGB(&r, &g, &b);
        OLED_ShowRGB(r, g, b);
        Delay_ms(200);
    }
}

其中，`tcs34725.h`和`oled.h`是TCS34725和OLED的头文件，需要自行编写。在主函数中，通过调用`TCS34725_GetRGB()`获取TCS34725的RGB值，然后通过`OLED_ShowRGB()`在OLED上显示。