Rev 2953 Rev 2978
1 //#include "C:\Users\Honza\Documents\pic\I2C_HUB\main.h" -  
2   -  
3 #include "main.h" 1 #include "main.h"
4 //I2CHUB 2 //I2CHUB
5 //ADRESA pro èteni 0xE1 3 //ADRESA pro èteni 0xE1
6 //pro zápis 0xE0 4 //pro zápis 0xE0
7   5  
8   -  
9 #define EEPROM_SDA PIN_C4 -  
10 #define EEPROM_SCL PIN_C3 -  
11 #use i2c(master, sda=EEPROM_SDA, scl=EEPROM_SCL) 6 #use i2c(master, sda=PIN_C4, scl=PIN_C3)
12 #use rs232(baud=9600,parity=N,xmit=PIN_C7,rcv=PIN_C6,bits=8) //rcv TXD xmit RXD 7 #use rs232(baud=9600,parity=N,xmit=PIN_C7,rcv=PIN_C6,bits=8) //rcv TXD xmit RXD
13   8  
14 void setHUB(int d) //vstupuje 1-8 9 void setHUB(int d) //vstupuje 1-8
15 //hodnota udava jaky port bude pripojen na master I2C 10 //hodnota udava jaky port bude pripojen na master I2C
16 //zde je nastaveno propojeni jen jedne brany, je mozne propojit i vice bran naraz 11 //zde je nastaveno propojeni jen jedne brany, je mozne propojit i vice bran naraz
17 { 12 {
18 switch (d) { 13 switch (d) {
19   14  
20 case 1: d=0x01; 15 case 1: d=0x01;
21   16  
22 break; 17 break;
23   18  
24 case 2: d=0x02; 19 case 2: d=0x02;
25   20  
26 break; 21 break;
27 22
28 case 3: d=0x04; 23 case 3: d=0x04;
29   24  
30 break; 25 break;
31   26  
32 case 4: d=0x08; 27 case 4: d=0x08;
33   28  
34 break; 29 break;
35 case 5: d=0x10; 30 case 5: d=0x10;
36   31  
37 break; 32 break;
38   33  
39 case 6: d=0x20; 34 case 6: d=0x20;
40   35  
41 break; 36 break;
42 case 7: d=0x40; 37 case 7: d=0x40;
43   38  
44 break; 39 break;
45   40  
46 case 8: d=0x80; 41 case 8: d=0x80;
47   42  
48 break; 43 break;
49 44
50 default:printf("chyba"); 45 default:printf("chyba");
51   46  
52 break; } 47 break; }
53 48
54 i2c_start(); 49 i2c_start();
55 I2C_Write(0xE0); 50 I2C_Write(0xE0);
56 51
57 I2C_write(d); 52 I2C_write(d);
58 i2c_stop(); 53 i2c_stop();
59   54  
60 } 55 }
61   56  
62   57  
63 void main() 58 void main()
64 { 59 {
65   60  
66 setup_adc_ports(NO_ANALOGS|VSS_VDD); 61 setup_adc_ports(NO_ANALOGS|VSS_VDD);
67 setup_adc(ADC_CLOCK_DIV_2); 62 setup_adc(ADC_CLOCK_DIV_2);
68 setup_spi(SPI_SS_DISABLED); 63 setup_spi(SPI_SS_DISABLED);
69 setup_timer_0(RTCC_INTERNAL|RTCC_DIV_1); 64 setup_timer_0(RTCC_INTERNAL|RTCC_DIV_1);
70 setup_timer_1(T1_DISABLED); 65 setup_timer_1(T1_DISABLED);
71 setup_timer_2(T2_DISABLED,0,1); 66 setup_timer_2(T2_DISABLED,0,1);
72 setup_ccp1(CCP_OFF); 67 setup_ccp1(CCP_OFF);
73 setup_comparator(NC_NC_NC_NC);// This device COMP currently not supported by the PICWizard 68 setup_comparator(NC_NC_NC_NC);// This device COMP currently not supported by the PICWizard
74   69  
75 printf("I2CHUB \r\n",); 70 printf("I2CHUB \r\n",);
76 printf("(c)MLAB 2013 JACHO \r\n",); 71 printf("(c)MLAB 2013 JACHO \r\n",);
77   72  
78 while(TRUE) 73 while(TRUE)
79 { 74 {
80 setHUB(3); //pripoji prislusnou branu 75 setHUB(3); //pripoji prislusnou branu
81 delay_ms(1000); 76 delay_ms(1000);
82 } 77 }
83 } 78 }
84   79