void I2C0_Init(void)
{
/* Open I2C0 and set clock to 100k */
I2C_Open(I2C0, 100000);
/* Get I2C0 Bus Clock */
printf("I2C clock %d Hz\n", I2C_GetBusClockFreq(I2C0));
}
void I2C0_Init(void)
{
/* Open I2C0 and set clock to 100k */
I2C_Open(I2C0, 100000);
/* Get I2C0 Bus Clock */
printf("I2C0 clock %d Hz\n", I2C_GetBusClockFreq(I2C0));
I2C_EnableInt(I2C0);
NVIC_EnableIRQ(I2C0_IRQn);
}
void I2C0_Init(void)
{
/* Open I2C0 and set clock to 100k */
I2C_Open(I2C0, 100000);
/* Get I2C0 Bus Clock */
printf("I2C clock %d Hz\n", I2C_GetBusClockFreq(I2C0));
/* Set I2C0 2 Slave Addresses */
I2C_SetSlaveAddr(I2C0, 0, 0x15, I2C_GCMODE_DISABLE); /* Slave Address : 0x15 */
I2C_SetSlaveAddr(I2C0, 1, 0x35, I2C_GCMODE_DISABLE); /* Slave Address : 0x35 */
/* Enable I2C0 interrupt */
I2C_EnableInt(I2C0);
NVIC_EnableIRQ(I2C0_IRQn);
}
void I2C3_Init(void)
{
/* Open I2C3 and set clock to 100k */
I2C_Open(I2C3, 100000);
/* Get I2C3 Bus Clock */
printf("I2C clock %d Hz\n", I2C_GetBusClockFreq(I2C3));
/* Set I2C3 4 Slave Addresses */
I2C_SetSlaveAddr(I2C3, 0, 0x15, I2C_GCMODE_DISABLE); /* Slave Address : 0x15 */
I2C_SetSlaveAddr(I2C3, 1, 0x35, I2C_GCMODE_DISABLE); /* Slave Address : 0x35 */
I2C_SetSlaveAddr(I2C3, 2, 0x55, I2C_GCMODE_DISABLE); /* Slave Address : 0x55 */
I2C_SetSlaveAddr(I2C3, 3, 0x75, I2C_GCMODE_DISABLE); /* Slave Address : 0x75 */
I2C_EnableInt(I2C3);
NVIC_EnableIRQ(I2C3_IRQn);
}
void I2C1_Init(void)
{
/* Open I2C1 and set clock to 100k */
I2C_Open(I2C1, 400000);
/* Get I2C1 Bus Clock */
printf("I2C1 clock %d Hz\n", I2C_GetBusClockFreq(I2C1));
/* Set I2C1 2 Slave Addresses */
I2C_SetSlaveAddr(I2C1, 0, SLAVE_ADDRESS, I2C_GCMODE_DISABLE); /* Set Slave Address */
I2C_EnableInt(I2C1);
NVIC_EnableIRQ(I2C1_IRQn);
/* I2C enter no address SLV mode */
I2C_SET_CONTROL_REG(I2C1, I2C_SI | I2C_AA);
}
// **********************************************************************
// I2C Master Initialize
// **********************************************************************
void I2C_MS_Master_Init()
{
// =============PIN SETTNG==================
#ifdef I2C_MS_PORT0
CLK_EnableModuleClock(I2C0_MODULE);
/* Set I2C PA multi-function pins */
SYS->GPE_MFPH &= ~(SYS_GPE_MFPH_PE12MFP_Msk | SYS_GPE_MFPH_PE13MFP_Msk);
SYS->GPE_MFPH |= ( SYS_GPE_MFPH_PE12MFP_I2C0_SCL | SYS_GPE_MFPH_PE13MFP_I2C0_SDA);
//GPIO_SetMode(PE, BIT12, GPIO_MODE_QUASI);
//GPIO_SetMode(PE, BIT13, GPIO_MODE_QUASI);
//SYS->GPA_MFPL &= ~(SYS_GPA_MFPL_PA2MFP_Msk | SYS_GPA_MFPL_PA3MFP_Msk);
//SYS->GPA_MFPL |= (SYS_GPA_MFPL_PA2MFP_I2C0_SDA | SYS_GPA_MFPL_PA3MFP_I2C0_SCL);
#else
CLK_EnableModuleClock(I2C1_MODULE);
/* Set I2C PA multi-function pins */
SYS->GPC_MFPL &= ~SYS_GPC_MFPL_PC4MFP_Msk;
SYS->GPC_MFPL |= SYS_GPC_MFPL_PC4MFP_I2C1_SCL;
SYS->GPE_MFPL &= ~SYS_GPE_MFPL_PE0MFP_Msk;
SYS->GPE_MFPL |= SYS_GPE_MFPL_PE0MFP_I2C1_SDA;
#endif
/* Open I2C module and set bus clock */
I2C_Open(I2C_MS_PORT, 100000);
/* Get I2C0 Bus Clock */
printf("I2C MS Master clock %d Hz\n", I2C_GetBusClockFreq(I2C_MS_PORT));
/* Enable I2C interrupt */
I2C_EnableInt(I2C_MS_PORT);
#ifdef I2C_MS_PORT0
NVIC_EnableIRQ(I2C0_IRQn);
#else
NVIC_EnableIRQ(I2C1_IRQn);
#endif
I2CMstWakeupEndFlag = 0; //Master Wake up Flag
I2CMstTRxEndFlag = 0; //Master Transfer/Receive End Flag
I2CMstSleepEndFlag = 0; //Master sleep End Flag
I2CMstWakeupEnStartFlag=1;
I2CMstTRxEnStartFlag=1;
I2CMstSleepEnStartFlag=1;
I2CMstEndFlag=0;
I2CMstTimeOutFlag = 0;
}
void I2C0_Init(void)
{
/* Open I2C module and set bus clock */
I2C_Open(I2C0, 100000);
/* Get I2C0 Bus Clock */
printf("I2C clock %d Hz\n", I2C_GetBusClockFreq(I2C0));
/* Set I2C 4 Slave Addresses */
I2C_SetSlaveAddr(I2C0, 0, 0x15, 0); /* Slave Address : 0x15 */
I2C_SetSlaveAddr(I2C0, 1, 0x35, 0); /* Slave Address : 0x35 */
I2C_SetSlaveAddr(I2C0, 2, 0x55, 0); /* Slave Address : 0x55 */
I2C_SetSlaveAddr(I2C0, 3, 0x75, 0); /* Slave Address : 0x75 */
/* Enable I2C interrupt */
I2C_EnableInt(I2C0);
NVIC_EnableIRQ(I2C0_IRQn);
}
// **********************************************************************
// I2C Slave Initialize called by I2CWakeUpInit
// **********************************************************************
void I2C_MS_Slave_Init()
{
// =============PIN SETTNG==================
#ifdef I2C_MS_PORT0
CLK_EnableModuleClock(I2C0_MODULE);
/* Set I2C PA multi-function pins */
SYS->GPE_MFPH &= ~(SYS_GPE_MFPH_PE12MFP_Msk | SYS_GPE_MFPH_PE13MFP_Msk);
SYS->GPE_MFPH |= ( SYS_GPE_MFPH_PE12MFP_I2C0_SCL | SYS_GPE_MFPH_PE13MFP_I2C0_SDA);
#else
CLK_EnableModuleClock(I2C1_MODULE);
/* Set I2C PA multi-function pins */
SYS->GPC_MFPL &= ~SYS_GPC_MFPL_PC4MFP_Msk;
SYS->GPC_MFPL |= SYS_GPC_MFPL_PC4MFP_I2C1_SCL;
SYS->GPE_MFPL &= ~SYS_GPE_MFPL_PE0MFP_Msk;
SYS->GPE_MFPL |= SYS_GPE_MFPL_PE0MFP_I2C1_SDA;
#endif
/* Open I2C module and set bus clock */
I2C_Open(I2C_MS_PORT, 100000);
/* Get I2C0 Bus Clock */
printf("I2C MS Slave clock %d Hz\n", I2C_GetBusClockFreq(I2C_MS_PORT));
/* Set I2C 4 Slave Addresses */
#if 1
I2C_SetSlaveAddr(I2C_MS_PORT, 0, devNum+0x14, 0);
#else
if(devNum == 1)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x15, 0); /* Slave Address : 21,Buzzer */
else if(devNum == 2)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x16, 0); /* Slave Address : 22,Led */
else if(devNum == 3)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x17, 0); /* Slave Address : 23,AHRS */
else if(devNum == 4)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x18, 0); /* Slave Address : 24,SONAR */
else if(devNum == 5)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x19, 0); /* Slave Address : 25,TEMPERATURE */
else if(devNum == 6)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x1a, 0); /* Slave Address : 26,Gas */
else if(devNum == 7)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x1b, 0); /* Slave Address : 27,IR */
else if(devNum == 8)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x1c, 0); /* Slave Address : 28,KEY */
else if(devNum == 9)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x1d, 0); /* Slave Address : 29, Reserved device 9 */
else if(devNum == 10)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x1e, 0); /* Slave Address : 30, Reserved device 10 */
else if(devNum == 11)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x1f, 0); /* Slave Address : 31, Reserved device 11 */
else if(devNum == 12)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x20, 0); /* Slave Address : 32, Reserved device 12 */
else if(devNum == 13)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x21, 0); /* Slave Address : 33, Reserved device 13 */
else if(devNum == 14)
I2C_SetSlaveAddr(I2C_MS_PORT, 0, 0x22, 0); /* Slave Address : 34, Reserved device 14 */
#endif
I2C_SetSlaveAddr(I2C_MS_PORT, 1, 0x35, 0); /* Slave Address : 0x35 */
I2C_SetSlaveAddr(I2C_MS_PORT, 2, 0x55, 0); /* Slave Address : 0x55 */
I2C_SetSlaveAddr(I2C_MS_PORT, 3, 0x75, 0); /* Slave Address : 0x75 */
/* Enable I2C interrupt */
I2C_EnableInt(I2C_MS_PORT);
#ifdef I2C_MS_PORT0
NVIC_EnableIRQ(I2C0_IRQn);
#else
NVIC_EnableIRQ(I2C1_IRQn);
#endif
#ifdef I2C_MS_PORT0
s_I2C0HandlerFn = (I2C_FUNC)I2C_MS_Slave;
#else
s_I2C1HandlerFn = (I2C_FUNC)I2C_MS_Slave;
#endif
/* Enable I2C wake-up */
I2C_EnableWakeup(I2C_MS_PORT);
/* Set I2C0 enter Not Address SLAVE mode */
I2C_SET_CONTROL_REG(I2C_MS_PORT, I2C_CTL_SI_AA);
}
