//**********************************************************************************//
// Function Name: spi_send_byte //
// Arguments : U8 data //
// Return Types : NONE //
// Description : Function to transmit a single byte as specified by "U8 data" //
//**********************************************************************************//
U8 spi_send_byte(U8 data)
{
U8 temp;
S0SPDR = data;
while(!(S0SPSR & 0x80));
temp = S0SPSR;
uart0_send_byte('A');
uart0_send_byte((temp & 0x0f) + 0x30);
uart0_send_byte((temp>> 4) + 0x30);
uart0_send_byte('B');
temp = S0SPDR;
return(temp);
}
int fputc(int ch, FILE *fp) {
//if ('\n' == ch) {
//uart0_send_byte('\r');
//}
uart0_send_byte(ch);
return ch;
}
void main()
{
PINSEL0 |= 0X00050005; // selecting UART0 and UART1
PINSEL1 |= 0X00080000;
IO1DIR |= 0X0FFF0000; //pins 1.16 to 1.23 output pins
IO0DIR |= 0X003E0C00; //port 0 rs and en as output
IO0CLR = 0X00FF0000;
IO0SET = 0X0FF00400;
IO0CLR = BUZZER;
//*************************************//
// Initialisations //
//*************************************//
lcd_init();
irq_init();
uart_init();
adc_init();
//wdt_init();
pwm5_init();
timer1_init_interrupt();
rtc_init_interrupt();
//*************************************//
// Welcome Note //
//*************************************//
lcd_line2_disp(&welcome_note1[0],0);
lcd_line3_disp(&welcome_note2[0],6);
ms_delay(50000);
clrscr();
lcd_line1_disp(&lcd_data_sys_chk[0],0);
display_dots();
display_dots();
//*************************************//
// Displaying Static Messages //
//*************************************//
clrscr();
default_page();
U0IER = 0;
rtc_get_time();
lcd_line4_disp(&Uc_real_time[0],12);
lcd_line4_disp(&Uc_set_user_time[0],0);
wdt_init();
while(1)
{
wdt_feed(0x03ffffff);
rtc_get_time();
lcd_line4_disp(&Uc_real_time[0],12);
if(wdt_timeout == 1)
{
wdt_timeout = 0;
lcd_line3_disp("WDEnable",12);
}
//*********************************************//
// ADC input value //
//*********************************************//
if(Uc_adc_time_out_flag == 1)
{
Uc_adc_time_out_flag = 0;
Ui_sample1 = adc1_getval();
ms_delay(800);
Ui_sample2 = adc1_getval();
ms_delay(800);
Ui_sample3 = adc1_getval();
ms_delay(800);
Ui_sample4 = adc1_getval();
ms_delay(800);
Ui_sample5 = adc1_getval();
adc_val_conv(Ui_sample1, Ui_sample2, Ui_sample3, Ui_sample4, Ui_sample5, 1);
temp_ctrl();
lcd_line1_disp(&Uc_dec_arr[1],5);
//*********Sending DATA to User desk*************//
//uart0_send_string("\n\r ");
uart0_send_byte((Ui_sample1 & 0xff));
uart1_send_byte(0x7E);
uart1_send_string(&Uc_dec_arr[1]);
uart1_send_byte('\0');
//**********************************************//
Ui_sample1 = adc3_getval();
ms_delay(900);
Ui_sample2 = adc3_getval();
ms_delay(900);
Ui_sample3 = adc3_getval();
ms_delay(900);
Ui_sample4 = adc3_getval();
ms_delay(900);
Ui_sample5 = adc3_getval();
ms_delay(750);
Ui_sample6 = adc3_getval();
ms_delay(750);
Ui_sample7 = adc3_getval();
ms_delay(750);
Ui_sample8 = adc3_getval();
ms_delay(750);
Ui_sample9 = adc3_getval();
Ui_sample6 = ((Ui_sample6 + Ui_sample7 + Ui_sample8 + Ui_sample9) / 4);
Ui_sample5 = ((Ui_sample6 + Ui_sample5)/2);
adc_val_conv(Ui_sample1, Ui_sample2, Ui_sample3, Ui_sample4, Ui_sample5 , 0);
lcd_line3_disp(&Uc_dec_arr[1],5);
//*********Sending DATA to User desk*************//
uart1_send_string(&Uc_dec_arr[1]);
//**********************************************//
}
//*********************************************//
// displaying Real Time & user Set Time //
//*********************************************//
if(Uc_alrm == 1)
{
Uc_alrm = 2;
pwm5_pulse_width(5000, 100);
}
/*
else if(Uc_alrm == 3)
{
if(Uc_user_dwn_sec == 0)
{
Uc_user_dwn_sec = 59;
if( (Uc_user_dwn_min + Uc_user_dwn_hr) != 0)
{
Uc_user_dwn_min -= 1;
}
Uc_set_user_time[3] = ((Uc_user_dwn_min / 10) + 0x30);
Uc_set_user_time[4] = ((Uc_user_dwn_min % 10) + 0x30);
}
if(Uc_user_dwn_min == 0)
{
Uc_user_dwn_min = 59;
if(Uc_user_dwn_hr != 0)
{
Uc_user_dwn_hr -= 1;
}
Uc_set_user_time[0] = ((Uc_user_dwn_hr / 10) + 0x30);
Uc_set_user_time[1] = ((Uc_user_dwn_hr % 10) + 0x30);
}
Uc_set_user_time[6] = ((Uc_user_dwn_sec / 10) + 0x30);
Uc_set_user_time[7] = ((Uc_user_dwn_sec % 10) + 0x30);
}
*/
//*********************************************//
rtc_get_time();
lcd_line4_disp(&Uc_real_time[0],12);
lcd_line4_disp(&Uc_set_user_time[0],0);
//*********************************************//
// key press on background //
//*********************************************//
Uc_key_temp = get_key(0);
if(Uc_key_temp == 'E')
{
Uc_key_temp = 0;
get_user_time();
}
else if((Uc_key_temp == '.')&(Uc_alrm == 2))
{
Uc_key_temp = 0;
Uc_alrm = 0;
pwm_disable();
}
else if(Uc_key_temp == 'A')
{
clrscr();
ms_delay(1000);
lcd_line2_disp("Emergency Stop!",3);
lcd_line4_disp("Cooling ON",5);
IO0CLR = SSR_ON;
IO0CLR = HEATER_ON;
IO0SET = COOLER_ON;
while(1);
}
else if(Uc_key_temp == 'D')
{
Uc_key_temp = 0;
rtc_change_time();
}
}
}
