h_ads8343_crc7_pwm_proto_2_h.h

MSP430F1610 generates a sine wave from a look up table using timer interrupt.

//----ADC------
void adc_convert(int);          // Do the adc conversion.  
void RX_complete(void);         // Transmit / Receive ready.         

//----COMMS-----
void make_PACKET(void);          // Transmit / Receive ready.         
void send_UART0(void);          // Send sample to UART0 (PC communication).
void send_UART1(void);          // Send sample to UART1 (PC communication).

//----CONFIGS---
void config_MainCLK();
void config_Timer_A();
void config_DMA();
void set_USART0_UART(void);
void set_USART0_SPI(void);
void set_USART1_UART(void);
void MUXs_Port4(void);          // Write the MUXs control byte in P4.
void init_vectors(void);
void config_Timer_B();
void timer_B_OFF(void);
void IO_control_lines();

//----BLUETOOTH------
void BT_StartResetBT(void);


//----APPS------
void delay_time(int);
unsigned int addCRC( unsigned int CRC, unsigned char b );

void set_gain(unsigned char);

void process_comand(void);
void Plot_Command(void);
//=====================================================================
//=====================================================================
//=====================================================================
//----GENERAL
#define Nr_Samples         (128)   //Nr of samples packed by DMA0 before transmitting .With PDA use 256
#define BIG_BUFFER_SIZE   (3000)
#define WATCHDOG_TICKS     (1750)
#define COMMAND_PACKET_LENGHT (2)

//----REPAIRING
#define Nr_Samples         (128)   
#define BIG_BUFFER_SIZE   (3000)
#define WATCHDOG_TICKS     (1750)
#define COMMAND_PACKET_LENGHT (2)


//----TIMER-A
#define TIMER_A_CCR0 (3907) //3907
  //fOR 32KhZ of Source use :TIMER_A_CCR0 (8) and count >3 in the main loop
        //CCR0=32+Loop>0=>1ms//CCR0=31+Loop>0=>1024HzAprox//CCR0=200+Loop>200=>1.5SEG//
  //For 8MHz source use: 

//----MAKE PACKET
#define PACKETSIZE          (8)
#define START_PACKET_INDEX  (2)
#define STOP_PACKET_INDEX   (100)
#define FIRS_UART_BYTE      (0)
#define LAST_UART_BYTE      (7)
//----SIGNAL STATE
#define ExG_DATA    (0x00)    //
#define ExG_Zpos    (0x01)    //
#define ExG_Zneg    (0x02)    //
#define ExG_DRL     (0x03)    //
//----TIMER-B
#define TIMER_B_COUNTER (218) //(175=94Hz)(178=92Hz)(180=91Hz)(200=82Hz)(218=75Hz)(240=68.5Hz)
#define TIMER_B_OFF     (0xFFEF)  // To modify bit 4 of TBCTL0
#define TIMER_B_ON      (0x0010)  // To modify bit 4 of TBCTL0

//----ADC----
#define OXIMETER        (0x00)
#define EEG1            (0x01)
#define EEG2            (0x02)
#define ECG             (0x03)
#define ADC_CS_1        (0x01)
#define ADC_CS_0        (0xFE)
#define CURRENT_CHANNEL   ECG

//----BOOLEAN
#define FALSE           (0x00)
#define TRUE            (0x01)

//----COMMAND

#define BTpairing (48)    // 48d = ASCII char "0"
#define EEG       (49)    // 49d = ASCII char "1"
#define Zpos      (50)    // 50d = ASCII char "2"
#define Zneg      (51)    // 51d = ASCII char "3"
#define Z_DRL     (52)    // 52d = ASCII char "4"
#define BATTERY   (53)    // 53d = ASCII char "5"
#define RESET     (54)    // 54d = ASCII char "6"
#define START     (55)    // 55d = ASCII char "7"
#define STOP      (56)    // 56d = ASCII char "8"
#define SET_GAIN  (57)    // 57d = ASCII char "9"

#define GAIN_LEVEL_1  (49)    // 49d = ASCII char "1"
#define GAIN_LEVEL_2  (50)    // 50d = ASCII char "2"
#define GAIN_LEVEL_3  (51)    // 51d = ASCII char "3"
#define GAIN_LEVEL_4  (52)    // 52d = ASCII char "4"

#define GAIN_CODE_1   0x00    // xxxx x 00 x  => Use & 0xF9
#define GAIN_CODE_2   0x04    // xxxx x 10 x  => Use: (&& 0xF9) and later (|| 0x04)
#define GAIN_CODE_3   0x02    // xxxx x 01 x  => Use: (&& 0xF9) and later (|| 0x02)
#define GAIN_CODE_4  0x06    // xxxx x 11 x  => Use: (&& 0xF9) and later (|| 0x06)

/*
#define EEG     1    // 49d = ASCII char "1"
#define Zpos    2    // 50d = ASCII char "2"
#define Zneg    3    // 51d = ASCII char "3"
#define Z_DRL   4    // 52d = ASCII char "4"
#define BATTERY 5    // 53d = ASCII char "5"
#define RESET   6    // 54d = ASCII char "6"
#define START   7    // 55d = ASCII char "7"
#define STOP    8    // 56d = ASCII char "8"
*/


//=================================================================
//=================================================================
//=================================================================
//======================== VARIABLES ==============================
//=================================================================
//=================================================================
//=================================================================
//=================================================================
int packet_INDEX = START_PACKET_INDEX;
unsigned int TimerA_IntFlag, SampleNumber,Signal_State;
unsigned int MuxByte[4], ADC_control[4];
//static char string1[] = { "Hello World\r\n" };
unsigned char paquete[PACKETSIZE] , BigPaquete[BIG_BUFFER_SIZE], commands[10];
//---ADC convertion---
int adc_data[4];                 // Storage for converted data.
int byte1, byte2, byte3, byte4, channel;  // Used in adc_convert().
long int byte0;
unsigned int result;

unsigned char orden, comando, Running, Rampa;

//--- BlueTooth------------
unsigned int BT_PairingResetCounter, KeepPairing, BT_KeepPairingCounter, StartBTPairingCounter;


//--- RESET ---------------
unsigned int WatchdogCounter, NrResetCommands;
//unsigned char Reset[10]={ 0x00, 0x00, 0x00, 0x00, 0x00,
//                          0x00, 0x00, 0x00, 0x00, 0x00 };


//--- CRC16 calculation ---
//BEFORE const  unsigned int CRCtbl[ 256 ] = {
const unsigned int CRCtbl[ 256 ] = {
0x0000, 0xC0C1, 0xC181, 0x0140, 0xC301, 0x03C0, 0x0280, 0xC241,
0xC601, 0x06C0, 0x0780, 0xC741, 0x0500, 0xC5C1, 0xC481, 0x0440,
0xCC01, 0x0CC0, 0x0D80, 0xCD41, 0x0F00, 0xCFC1, 0xCE81, 0x0E40,
0x0A00, 0xCAC1, 0xCB81, 0x0B40, 0xC901, 0x09C0, 0x0880, 0xC841,
0xD801, 0x18C0, 0x1980, 0xD941, 0x1B00, 0xDBC1, 0xDA81, 0x1A40,
0x1E00, 0xDEC1, 0xDF81, 0x1F40, 0xDD01, 0x1DC0, 0x1C80, 0xDC41,
0x1400, 0xD4C1, 0xD581, 0x1540, 0xD701, 0x17C0, 0x1680, 0xD641,
0xD201, 0x12C0, 0x1380, 0xD341, 0x1100, 0xD1C1, 0xD081, 0x1040,
0xF001, 0x30C0, 0x3180, 0xF141, 0x3300, 0xF3C1, 0xF281, 0x3240,
0x3600, 0xF6C1, 0xF781, 0x3740, 0xF501, 0x35C0, 0x3480, 0xF441,
0x3C00, 0xFCC1, 0xFD81, 0x3D40, 0xFF01, 0x3FC0, 0x3E80, 0xFE41,
0xFA01, 0x3AC0, 0x3B80, 0xFB41, 0x3900, 0xF9C1, 0xF881, 0x3840,
0x2800, 0xE8C1, 0xE981, 0x2940, 0xEB01, 0x2BC0, 0x2A80, 0xEA41,
0xEE01, 0x2EC0, 0x2F80, 0xEF41, 0x2D00, 0xEDC1, 0xEC81, 0x2C40,
0xE401, 0x24C0, 0x2580, 0xE541, 0x2700, 0xE7C1, 0xE681, 0x2640,
0x2200, 0xE2C1, 0xE381, 0x2340, 0xE101, 0x21C0, 0x2080, 0xE041,
0xA001, 0x60C0, 0x6180, 0xA141, 0x6300, 0xA3C1, 0xA281, 0x6240,
0x6600, 0xA6C1, 0xA781, 0x6740, 0xA501, 0x65C0, 0x6480, 0xA441,
0x6C00, 0xACC1, 0xAD81, 0x6D40, 0xAF01, 0x6FC0, 0x6E80, 0xAE41,
0xAA01, 0x6AC0, 0x6B80, 0xAB41, 0x6900, 0xA9C1, 0xA881, 0x6840,
0x7800, 0xB8C1, 0xB981, 0x7940, 0xBB01, 0x7BC0, 0x7A80, 0xBA41,
0xBE01, 0x7EC0, 0x7F80, 0xBF41, 0x7D00, 0xBDC1, 0xBC81, 0x7C40,
0xB401, 0x74C0, 0x7580, 0xB541, 0x7700, 0xB7C1, 0xB681, 0x7640,
0x7200, 0xB2C1, 0xB381, 0x7340, 0xB101, 0x71C0, 0x7080, 0xB041,
0x5000, 0x90C1, 0x9181, 0x5140, 0x9301, 0x53C0, 0x5280, 0x9241,
0x9601, 0x56C0, 0x5780, 0x9741, 0x5500, 0x95C1, 0x9481, 0x5440,
0x9C01, 0x5CC0, 0x5D80, 0x9D41, 0x5F00, 0x9FC1, 0x9E81, 0x5E40,
0x5A00, 0x9AC1, 0x9B81, 0x5B40, 0x9901, 0x59C0, 0x5880, 0x9841,
0x8801, 0x48C0, 0x4980, 0x8941, 0x4B00, 0x8BC1, 0x8A81, 0x4A40,
0x4E00, 0x8EC1, 0x8F81, 0x4F40, 0x8D01, 0x4DC0, 0x4C80, 0x8C41,
0x4400, 0x84C1, 0x8581, 0x4540, 0x8701, 0x47C0, 0x4680, 0x8641,
0x8201, 0x42C0, 0x4380, 0x8341, 0x4100, 0x81C1, 0x8081, 0x4040 
};
unsigned int CRC16;