Rev Author Line No. Line
2596 kaklik 1 #include ".\main.h"
2  
3302 kaklik 3 #define LED1 PIN_C6 //CHANGE PIN_XX TO YOUR LED PIN NUMBER
4 #define LED2 PIN_C5 //CHANGE PIN_XX TO YOUR LED PIN NUMBER
2743 kaklik 5 #define LED3 PIN_C4 //CHANGE PIN_XX TO YOUR LED PIN NUMBER
6 #define LED4 PIN_D3 //CHANGE PIN_XX TO YOUR LED PIN NUMBER
2596 kaklik 7  
3023 kaklik 8 #define S1 PIN_B0 //Raw up
9 #define S2 PIN_B1 //Raw down
10 #define S3 PIN_D0 //Fine up
11 #define S4 PIN_D1 //Fine down
2596 kaklik 12  
2743 kaklik 13 #define BEEP PIN_D2 //piezo beeper
14  
15 #define LCD_ENABLE_PIN PIN_E0 ////
16 #define LCD_RS_PIN PIN_E1 ////
17 #define LCD_RW_PIN PIN_E2 ////
18 #define LCD_DATA4 PIN_D4 ////
19 #define LCD_DATA5 PIN_D5 ////
20 #define LCD_DATA6 PIN_D6 ////
21 #define LCD_DATA7 PIN_D7
22 #include <lcd.c>
23  
3301 kaklik 24 #define OUTPUT_ENABLE PIN_B5
3023 kaklik 25  
3296 kaklik 26  
27 //#define MAXDUTY (int16)160 // 50 kHz
28 #define MAXDUTY (int16)400 // 20 kHz
29 //#define MAXDUTY (int16)800 // 10 kHz
30 #define HALFDUTY (int16)MAXDUTY/2
31 //#define DIVISOR 199 // 10 kHz
32 #define DIVISOR 99 // 20 kHz
33 //#define DIVISOR 39 // 50 kHz
34  
3304 kaklik 35 #define MAX_OUTPUT 1000
3296 kaklik 36  
2743 kaklik 37 void sound_beep( unsigned int lenght, int16 frequency)
2600 kaklik 38 {
2743 kaklik 39 unsigned int i;
40  
41 for(i=0;i<=lenght;i++)
42 {
43 output_toggle(BEEP);
44 delay_us(1/frequency);
45 }
2600 kaklik 46 }
47  
2596 kaklik 48 void main()
49 {
2744 kaklik 50 unsigned int16 setpoint=43;
2743 kaklik 51 unsigned int16 napeti;
52 unsigned int1 button_press; // semafor pro cteni tlacitek
2596 kaklik 53  
3302 kaklik 54 setup_adc_ports(sAN0|VSS_VREF);
3305 kaklik 55 setup_adc(ADC_CLOCK_DIV_32);
2596 kaklik 56 setup_spi(SPI_SS_DISABLED);
57 setup_timer_0(RTCC_EXT_L_TO_H|RTCC_DIV_1);
58 setup_timer_1(T1_DISABLED);
3296 kaklik 59 setup_timer_2(T2_DIV_BY_1,DIVISOR,1);
3299 kaklik 60 setup_ccp1(CCP_PWM);
61 setup_ccp2(CCP_PWM);
3296 kaklik 62 set_pwm1_duty(HALFDUTY);
63 set_pwm2_duty(MAXDUTY);
2596 kaklik 64 setup_comparator(NC_NC_NC_NC);// This device COMP currently not supported by the PICWizard
65 setup_oscillator(OSC_8MHZ);
66  
3305 kaklik 67 // enable_interrupts(GLOBAL);
68  
2600 kaklik 69 output_high(LED1);
70 output_high(LED2);
71 output_high(LED3);
72 output_high(LED4);
2744 kaklik 73 output_low(BEEP);
2600 kaklik 74  
2744 kaklik 75 lcd_init();
3296 kaklik 76 set_adc_channel(0);
3021 kaklik 77  
78 lcd_gotoxy(1,1);
79 lcd_putc("HVPS01A");
80 lcd_gotoxy(1,2);
81 lcd_putc(" MLAB.cz");
2744 kaklik 82 Delay_ms(1000);
2596 kaklik 83  
2743 kaklik 84 lcd_putc("\f");
3296 kaklik 85  
3305 kaklik 86 //read_adc(ADC_START_ONLY);
2596 kaklik 87  
88 while(true)
89 {
3299 kaklik 90 napeti = read_adc();
3023 kaklik 91 if(input(OUTPUT_ENABLE))
2596 kaklik 92 {
3023 kaklik 93 if (napeti <= setpoint)
94 {
3299 kaklik 95 set_pwm2_duty((int16)255); // zapnuti menice
3023 kaklik 96 output_low(LED2);
97 }
3299 kaklik 98 else // vypnuti menice
3023 kaklik 99 {
3299 kaklik 100 set_pwm2_duty((int16)MAXDUTY);
101 output_high(LED2);
3023 kaklik 102 }
3299 kaklik 103  
2596 kaklik 104 }
105 else
106 {
3299 kaklik 107 set_pwm2_duty((int16)MAXDUTY);
108 output_high(LED2);
2596 kaklik 109 }
2743 kaklik 110  
111 lcd_gotoxy(1,1);
3023 kaklik 112 printf(lcd_putc,"%4lu",napeti);
2743 kaklik 113 lcd_gotoxy(1,2);
2596 kaklik 114  
3023 kaklik 115 if(input(OUTPUT_ENABLE))printf(lcd_putc,"Set:%lu "setpoint);
116 else printf(lcd_putc,"DISABLED");
117  
2743 kaklik 118 if(button_press==false ) // tlacitka se ctou znovu pouze pokud v redchozim cyklu nebyla zmacknuta.
119 {
120 if(!input(S1))
121 {
122 delay_ms(20);
123 if(!input(S1))
124 {
125 button_press=true;
126 sound_beep(100,700);
3302 kaklik 127 if(setpoint < (MAX_OUTPUT-5) )setpoint+=5;
2743 kaklik 128 }
129 }
130  
131 if(!input(S2))
132 {
133 delay_ms(20);
134 if(!input(S2))
135 {
136 button_press=true;
137 sound_beep(100,600);
138 if(setpoint > 0x05 ) setpoint-=5;
139 }
140 }
141  
142 if(!input(S3))
143 {
144 delay_ms(20);
145 if(!input(S3))
146 {
147 button_press=true;
148 sound_beep(100,500);
3302 kaklik 149 if(setpoint < MAX_OUTPUT )setpoint++;
2743 kaklik 150 }
151 }
152  
153 if(!input(S4))
154 {
155 delay_ms(20);
156 if(!input(S4))
157 {
158 button_press=true;
159 sound_beep(100,400);
160 if(setpoint > 0x00 ) setpoint--;
161 }
162 }
163 }
164  
165 if ( input(S1) && input(S2) && input(S3) && input(S4) ) button_press=false;
2600 kaklik 166 output_toggle(LED1);
2596 kaklik 167 }
168  
169 }