/*____________________________________________________________________________*/
int main (void)
{
/*** LOCAL VARIABLES ***/
/*** CONFIGURE OSCILLATOR ***/
SET_FreqOsc( FRCDIV_1MHZ ); //Set frequency of 1 MHZ
/*** CONFIGURE HARDWARE ****/
Hardware_INIT(); //Initialise Hardware functions
Hardware.ConfigPins_Default(); //Configure Default Hardware for ELB
/*** INITIALIZE PERIPHERAL ***/
TIMER23_INIT(100, TMR_INT_PRI1); //Proivde timer period in millisecond
UART1_INIT( M_9600Hz , M_BRGH_High , TX_INT_PRI0); //Initialise UART1
I2C1_INIT(400000, MI2C_INT_PRI0 ); //Inilialize I2C1
/*** APPLICATION CODE BEGINS ***/
AMGP_INIT(READ_HEADER1,SEND_UART1USB); //Select Header to mount sensor card and...
//...UART port to send data out (To be implemented, Modify this in AMGPSensor.h)
AMGP.Config(Acc|Mag|Gyro|Pres); //Select the sensors to work with eg.(Acc|Mag|Pres)
/*** ENTER ETERNITY ***/
while(1)
{
/*** READ SENSOR DATA AFTER TIMER PERIOD ELAPSED ***/
if(V_T23IntFlag_U8) // Timer period defined in the Timer init function...
{ // ...the timer interrupt flag is set in ELB_ISR.c
V_T23IntFlag_U8 = 0; // Clear the TIMER Interrupt flag variable
AMGP.Read(Acc|Mag|Gyro|Pres|TempPres); // Read selected Sensors Data
AMGP.Send(Acc|Mag|Gyro|Pres|TempPres); // Send sensors data Packet through selected UART
V_Pitch_F32 = atan(AMGP.Data.AccY/AMGP.Data.AccZ); // Use sensors Data perfrom calcualtions
}
}
}
/*
--------------------------------------------------------------------------------
[NAME] : ConfigPins_Default
[TYPE] : Internal Function & accessible publically through structure
[INPUT] : None
[RETURN] : None
[DESCRIPTION]: This function Configueres the pins of ELB to Default Hardware config.
--------------------------------------------------------------------------------
*/
void ConfigPins_Default(void)
{
__builtin_write_OSCCONL(OSCCON & 0xbf);
Hardware.ConfigPins_ADC(USE1|USE2|USE3|USE4);
Hardware.ConfigPins_LED(USE1|USE2|USE3);
Hardware.ConfigPins_Motor(USE1|USE2);
Hardware.ConfigPins_PWM(USE1|USE2|USE3|USE4);
Hardware.ConfigPins_PB(USE1|USE2|USE3);
Hardware.ConfigPins_UART1();
Hardware.ConfigPins_UART2();
Hardware.ConfigPins_SPI1();
Hardware.ConfigPins_SPI2();
Hardware.ConfigPins_DTMF();
__builtin_write_OSCCONL(OSCCON | 0x40);
}
int main(void)
{
/*** LOCAL VARIABLES ***/
/*** CONFIGURE OSCILLATOR ***/
SET_FreqOsc( FRCDIV_8MHZ ); //Set Frequency of Oscillator
/*** CONFIGURE HARDWARE ****/
Hardware_INIT(); //Intialize Hardware
Hardware.ConfigPins_Default(); //Configure Hardware
//NOTE: PPS Unlock & Lock Sequence not required when Using Hardware.ConfigPins_Default()
__builtin_write_OSCCONL(OSCCON & 0xbf); //UNLCOK PPS
Hardware.ConfigPins_PWM(USE2); //Configure the PWM Pins to use
__builtin_write_OSCCONL(OSCCON | 0x40); //LOCK PPS
// __builtin_write_OSCCONL(OSCCON & 0xbf); //UNLCOK PPS
// Hardware.ConfigPins_Motor(USE1|USE2);
// __builtin_write_OSCCONL(OSCCON | 0x40); //LOCK PPS
MotA1 = C_ON; // Set state to OFF
MotA2 = C_OFF; // Set state to OFF
/*** INITIALIZE PERIPHERAL ***/
CLKDIVbits.RCDIV0=0; //clock divider to 0
PWM2_INIT(PWMsrc_FOSC, 10);
//
PWM2_SET_PulseWidth(5); //Set PWM1 Dutycycle Time 5 mSec
//To Test, Probe the Pin1 of PWM connector J7
LCD_INIT(); //Initialize LCD
// LED1_DIR = DIR_OUT; // Set LED1 as Output
// LED1 = C_OFF; // Set state to OFF
// RE5_IN;
// AN0 input pin is analog
AD1CON1 = 0x2202; // Configure sample clock source
// and conversion trigger mode.
// Unsigned Fraction format (FORM<1:0>=10),
// Manual conversion trigger (SSRC<2:0>=000),
// Manual start of sampling (ASAM=0),
// No operation in Idle mode (ADSIDL=1),
// S/H in Sample (SAMP = 1)
AD1CON2 = 0; // Configure A/D voltage reference
// and buffer fill modes.
// Vr+ and Vr- from AVdd and AVss (VCFG<2:0>=000),
// Inputs are not scanned,
// Interrupt after every sample
AD1CON3 = 0x0100; // Configure sample time = 1Tad,
// A/D conversion clock as Tcy
AD1CHS = 1; // Configure input channels,
// S/H+ input is AN1,
// S/H- input is Vr- (AVss).
AD1CSSL = 0; // No inputs are scanned.
IFS0bits.AD1IF = 0; // Clear A/D conversion interrupt.
// Configure A/D interrupt priority bits (AD1IP<2:0>) here, if
// required. Default priority level is 4.
// IEC0bits.AD1IE = 1; // Enable A/D conversion interrupt
AD1CON1bits.ADON = 1; // Turn on A/D
AD1CON1bits.SAMP = 1; // Start sampling the input
//this just gives us a little delay between measurements
U32 i = 0xFFFFF; //sets i to 1048575
while (i--); //delay function
AD1CON1bits.SAMP = 0; // End A/D sampling and start conversion
// Example code for A/D ISR:
// sensor_read = LATE;
/*8** APPLICATION CODE BEGINS ***/
v_PrintData_U16= 2013; // Store some Value to print
/*** ENTER ETERNITY ***/
while(1)
{
// MotA1 = C_ON; // Set state to OFF
// MotA2 = C_OFF; // Set state to OFF
/*** RECURRING CODE HERE***/
// sprintf(A_Str_U8,"%d ", v_PrintData_U16); // Print variable to string
// LCD_WriteString(1, 0, A_Str_U8); //print varible on Line1
// sprintf(A_Str_U8,"BRIGOSHA TECH."); // Print variable to string
// LCD_WriteString(2, 2, A_Str_U8); //print string on second line second column
//Use TIMER Interrupts to perform time based tasks at fixed interval.
//Use Peripheral Interrupts to perform event based tasks
v_PrintData_U16++;
AD1CON1bits.SAMP = 1; // start sampling...
U32 i = 0xFFFF; //sets i to 1048575
while (i--); //delay function
AD1CON1bits.SAMP = 0; // start converting
while (!AD1CON1bits.DONE){}; // conversion done?
ADCValue = ADC1BUF0; // yes then get ADC value
LCD_Clear();
sprintf(A_Str_U8,"%u ", ADCValue); // Print variable to string
LCD_WriteString(2, 2, A_Str_U8); //print varible on Line1
//
}
}