uint8_t MPU6050_Setup(void)
{
I2C_Setup();
uint8_t data[2] = {0,0};
data[0] = MPU6050_CLOCK_PLL_ZGYRO;
if(I2C_WriteData(MPU6050_DEFAULT_ADDRESS, MPU6050_RA_PWR_MGMT_1, data, 1))//电源管理，典型值：0x00(正常启用)
return 1;
delay_ms(2);
data[0] = 0x07;
if(I2C_WriteData(MPU6050_DEFAULT_ADDRESS, MPU6050_RA_SMPLRT_DIV, data, 1))//陀螺仪采样率，典型值：0x04，五分频
return 2;
delay_ms(2);
data[0] = MPU6050_CONFIG_DLPF_CFG_95HZ;
if(I2C_WriteData(MPU6050_DEFAULT_ADDRESS, MPU6050_RA_CONFIG, data, 1))//低通滤波频率，典型值：0x02(截止频率100Hz)
return 3;
delay_ms(2);
data[0] = MPU6050_GYRO_CONFIG_FS_SEL_1000;
data[1] = MPU6050_ACCEL_CONFIG_HPF_5HZ|MPU6050_ACCEL_CONFIG_FS_SEL_8G;
I2C_WriteData(MPU6050_DEFAULT_ADDRESS, MPU6050_RA_GYRO_CONFIG, data, 2);//加速计自检、测量范围及高通滤波频率，典型值：0x10(不自检，8G，5Hz)
delay_ms(10);
__loop_cnt_acc__ = 0;
__loop_cnt_gyro__ = 0;
return 0;
}
uint8_t EEPROM24AA512WriteNByte(uint16_t Register, uint8_t *Buffer, uint8_t Length)
{
uint8_t result = 1;
if(I2C_WriteData(g_I2cHandleMaster, EEPROM24AA512_SLADDRESS, (uint16_t)Register, I2C_MEMADD_SIZE_16BIT, Buffer, Length) != HAL_OK)
result = 0;
return result;
}
/*
Write to RTC if OK
Return Result
*/
bool setTimeAD5242BR(const uint8 contr, const uint8 position)
{
TI2C_Result res;
TINFO_AD5242 infoAD5242={0};
validAD5242 = false;
//I2C_SetBaudRate(DS1338_BAUDRATE);
infoAD5242.control = contr;
infoAD5242.data = position;
//__disable_interrupt();
res = I2C_WriteData(AD5242_DEVICE_ADD, 1, 0x00, sizeof(TINFO_AD5242), (uint8*)&infoAD5242);
//__enable_interrupt();
if (res == I2C_RES_OK)
validAD5242 = true;
return validAD5242;
}
/*主函数*/
void main()
{
INT8U Temp_Key; //存放按键处理值
BOOL I2C_OK; //I2C读写是否成功（1成功，0失败）
LCD1602_Init(); //LCD1602初始化
IR_TX_RX_Init(); //IR发送、接收初始化
I2C_Init(); //I2C初始化
Delay_Ms(50);
LCD1602_Write_String(0, 0, "Welcome to use!");
LCD1602_Write_String(0, 1, "IR Remote Module"); //欢迎文字
Delay_Ms(5000); //5秒延时
LCD1602_Clear(); //LCD1602清屏
LCD1602_Write_String(0, 0, "Switch Mode!");
LCD1602_Write_String(0, 1, "Default CopyMode"); //功能选择提示文字
while (1)
{
if (IR_RX_Finish) //IR是否接收完成
{
IR_RX_Finish = 0;
LCD1602_Clear();
/*LCD1602以16进制显示IR接收到的用户名与键值码*/
LCD1602_Write_String(0, 1, INT8UtostrHEX(IR_RX_CODE[0]));
LCD1602_Write_String(3, 1, INT8UtostrHEX(IR_RX_CODE[1]));
LCD1602_Write_String(7, 1, INT8UtostrHEX(IR_RX_CODE[2]));
LCD1602_Write_String(10, 1, INT8UtostrHEX(IR_RX_CODE[3]));
}
Temp_Key = KeyPro(); //提取按键处理值
if (KeyPro_OK) //按键处理是否成功
{
KeyPro_OK = 0;
if (TorR_Mod) //选择为发送模式
{
if (Temp_Key != 0xfd) //非选择模式按键按下(S3,发送模式)
{
do
{
I2C_OK = I2C_ReadData(Temp_Key);
} while (!I2C_OK); //等待I2C读取发送码成功
Transmit_TR_CODE(); //发送红外编码
LCD1602_Clear();
LCD1602_Write_String(0, 1, INT8UtostrHEX(Temp_Key)); //显示学习按键值
LCD1602_Write_String(5, 1, INT8UtostrHEX(I2C_OK)); //显示成功读取IR_TX_CODE
/*LCD1602以16进制显示从I2C取出的IR_TX_CODE*/
LCD1602_Write_String(0, 0, INT8UtostrHEX(IR_TX_CODE[0]));
LCD1602_Write_String(3, 0, INT8UtostrHEX(IR_TX_CODE[1]));
LCD1602_Write_String(7, 0, INT8UtostrHEX(IR_TX_CODE[2]));
LCD1602_Write_String(10, 0, INT8UtostrHEX(IR_TX_CODE[3]));
}
else //选择模式按键按下(S3)
{
LCD1602_Clear();
LCD1602_Write_String(0, 0, "IR Transmit Mode");
LCD1602_Write_String(3, 1, "Please Key!");
}
}
else //学习模式
{
if (Temp_Key != 0xfe) //非选择模式按键按下(S2，学习模式)
{
LCD1602_Clear();
LCD1602_Write_String(14, 1, INT8UtostrHEX(Temp_Key)); //显示按键值
do
{
I2C_OK = I2C_WriteData(Temp_Key);
} while (!I2C_OK); //等待将接收红外码存入I2C成功
LCD1602_Write_String(14, 0, INT8UtostrHEX(I2C_OK)); //显示存入成功
Delay_Ms(100);
/*从I2C读取刚存入的IR学习码*/
I2C_ReadData(Temp_Key);
LCD1602_Write_String(0, 0, INT8UtostrHEX(IR_TX_CODE[0]));
LCD1602_Write_String(3, 0, INT8UtostrHEX(IR_TX_CODE[1]));
LCD1602_Write_String(7, 0, INT8UtostrHEX(IR_TX_CODE[2]));
LCD1602_Write_String(10, 0, INT8UtostrHEX(IR_TX_CODE[3]));
}
else //选择模式按键按下(S2，学习模式)
{
LCD1602_Clear();
LCD1602_Write_String(0, 0, "IRcode Copy Mode");
LCD1602_Write_String(0, 1, "Please In IRcode");
}
}
}
}
}
static bool I2C_SendForGeneral(I2C_CHANNEL eCh, u8 ucSlvAddr, u8 aAddr[], unsigned int nNumOfAddr, u8 aData[], unsigned int nNumOfData)
{
bool bResult = TRUE;
unsigned int i;
if (g_aI2c[eCh].eError == I2C_INVALID_TX_CLOCK)
{
bResult = FALSE;
goto I2C_Stop;
}
//
// I2C Phase - Check BUS Status
//
if (I2C_WaitForBusReady(eCh, g_aI2c[eCh].nTimeOut) == FALSE)
{
g_aI2c[eCh].eError = I2C_TIMEOUT_BUS_READY_START;
goto I2C_Stop;
}
I2C_InitMaster(eCh, g_aI2c[eCh].ePrescaler, g_aI2c[eCh].nPrescaler); // Init I2C
//
// I2C Phase - START
//
I2C_SetMode(eCh, MASTER_TX_MODE); // Set Mode
I2C_WriteAddress(eCh, ucSlvAddr); // Write Slave Address
I2C_GenerateSignal(eCh, START_CONDITION); // Send START Signal
udelay(10);
if (I2C_WaitForXferAck(eCh, g_aI2c[eCh].nTimeOut) == FALSE)
{
g_aI2c[eCh].eError = I2C_TIMEOUT_SLAVE_ADDRESS;
goto I2C_Stop;
}
//
// I2C Phase - Write Address
//
for (i = 0; i < nNumOfAddr; i++)
{
I2C_WriteData(eCh, aAddr[i]);
I2C_ClearIntStatus(eCh);
if (I2C_WaitForXferAck(eCh, g_aI2c[eCh].nTimeOut) == FALSE)
{
g_aI2c[eCh].eError = I2C_TIMEOUT_WRITE_ADDRESS;
goto I2C_Stop;
}
}
//
// I2C Phase - Write Data
//
for (i = 0; i < nNumOfData; i++)
{
I2C_WriteData(eCh, aData[i]);
I2C_ClearIntStatus(eCh);
udelay(10);
if (I2C_WaitForXferAck(eCh, g_aI2c[eCh].nTimeOut) == FALSE)
{
g_aI2c[eCh].eError = I2C_TIMEOUT_SLAVE_ADDRESS;
goto I2C_Stop;
}
}
g_aI2c[eCh].eError = I2C_SUCCESS;
I2C_Stop:
//
// I2C Phase - STOP
//
I2C_GenerateSignal(eCh, STOP_CONDITION); // Send STOP Signal
I2C_ClearIntStatus(eCh);
I2C_SetMode(eCh, DISABLE_I2C); // Deactivate I2C
//
// I2C Phase - Check BUS Status
//
if (I2C_WaitForBusReady(eCh, g_aI2c[eCh].nTimeOut) == FALSE)
{
g_aI2c[eCh].eError = I2C_TIMEOUT_BUS_READY_STOP;
bResult = FALSE;
}
I2C_PrintErrorCase(g_aI2c[eCh].eError);
return bResult;
}
