void I2cMcuDeInit(I2c_t *obj)
{
I2C_DRV_MasterDeinit(obj->I2c->instance);
GpioInit(&obj->Scl, obj->Scl.pin, PIN_ANALOGIC, PIN_PUSH_PULL, PIN_NO_PULL, 0);
GpioInit(&obj->Sda, obj->Sda.pin, PIN_ANALOGIC, PIN_PUSH_PULL, PIN_NO_PULL, 0);
}
//void UART1_IRQHandler(void)
//{
// UART_DRV_IRQHandler(1);
//}
int main(void)
{
//Simple UART1
// // Init hardware
// uart_state_t uartState1; // user provides memory for the driver state structure
// uart_user_config_t uartConfig1;
//
// hardware_init();
// configure_uart_pins(0);
//
//
// OSA_Init();
//
//
// uartConfig1.baudRate = 9600;
// uartConfig1.bitCountPerChar = kUart8BitsPerChar;
// uartConfig1.parityMode = kUartParityDisabled;
// uartConfig1.stopBitCount = kUartOneStopBit;
//
//PRINTF("Just to init Uart\r");
// UART_DRV_Init(1, &uartState1, &uartConfig1);
// PRINTF("Uart initilized\n\r");
//
// while(1){
// PRINTF("About to send data\n\r");
//UART_DRV_SendDataBlocking(1, AT, sizeof(AT),16000u); // function
//// UART_DRV_ReceiveDataBlocking(1, &TXBUFF, 2,16000); // function
//// PRINTF("\n\rWho am i register value is: %01X", TXBUFF[0]);
//
// //PRINTF()
// PRINTF("Tried to sent some\n");
//
// }
//Accu init
i2c_master_state_t master;
i2c_device_t device =
{
.address = 0x1DU,
.baudRate_kbps = 400 // 400 Kbps
};
hardware_init();
UART2_config(9600);
enable_UART2_receive_interrupt();
i2cinitreg();
// Initialize OSA
OSA_Init();
// Initialize i2c master
I2C_DRV_MasterInit(I2C_INSTANCE_0, &master);
PRINTF("\r\n=INIT\r\n");
I2C_DRV_MasterReceiveDataBlocking(I2C_INSTANCE_0, &device,WHO_AM_I, 1, rxBuff, 1, 1000);
//Prints out values in recived register
PRINTF("\n\rWho am i register value is: %01X", rxBuff[0]);
configureAccuAndMag(device);
PRINTF("\r\n==================== I2C MASTER BLOCKING ===================\r\n");
PRINTF("\r\n1. Master checks who am i register\
\r\n2. Master configures accelerometer and magnetometer\
\r\n3. Takes 200 samples, average them and displays results\r\n");
PRINTF("\r\n============================================================\r\n\n");
PRINTF("Press any key to start transfer:\r\n\n");
GETCHAR();
while(1){
x = 0;
y = 0;
z = 0;
for(count = 0; count < 200; count++){
I2C_DRV_MasterReceiveDataBlocking(I2C_INSTANCE_0, &device,READ_DATA, 1, rxBuff, 13, 1000);
x += (int16_t)(((rxBuff[1] << 8) | rxBuff[2]))>> 2;
y += (int16_t)(((rxBuff[3] << 8) | rxBuff[4]))>> 2;
z += (int16_t)(((rxBuff[5] << 8) | rxBuff[6]))>> 2;
}
x = x/200;
y = y/200;
getWhere(x,y);
}
PRINTF("\r\n==================== I2C MASTER FINISH =================== \r\n");
// Deinit i2c
I2C_DRV_MasterDeinit(0);
return 0;
}
///////////////////////////////////////////////////////////////////////////////
// Pin configure
///////////////////////////////////////////////////////////////////////////////
void i2cinitreg(){
PORTE_PCR24 |= (0x05u)<<8 | 0x03u;
PORTE_PCR25 |= (0x05u)<<8 | 0x03u;
}
