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jacho |
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#include "main.h" |
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//I2CHUB |
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//ADRESA pro èteni 0xE1 |
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//pro zápis 0xE0 |
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kaklik |
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#use i2c(master, sda=PIN_C4, scl=PIN_C3) |
| 2953 |
jacho |
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#use rs232(baud=9600,parity=N,xmit=PIN_C7,rcv=PIN_C6,bits=8) //rcv TXD xmit RXD |
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void setHUB(int d) //vstupuje 1-8 |
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//hodnota udava jaky port bude pripojen na master I2C |
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//zde je nastaveno propojeni jen jedne brany, je mozne propojit i vice bran naraz |
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{ |
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switch (d) { |
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case 1: d=0x01; |
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break; |
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case 2: d=0x02; |
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break; |
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case 3: d=0x04; |
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break; |
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case 4: d=0x08; |
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break; |
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case 5: d=0x10; |
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break; |
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case 6: d=0x20; |
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break; |
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case 7: d=0x40; |
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break; |
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case 8: d=0x80; |
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break; |
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default:printf("chyba"); |
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break; } |
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i2c_start(); |
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I2C_Write(0xE0); |
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I2C_write(d); |
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i2c_stop(); |
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} |
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void main() |
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{ |
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setup_adc_ports(NO_ANALOGS|VSS_VDD); |
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setup_adc(ADC_CLOCK_DIV_2); |
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setup_spi(SPI_SS_DISABLED); |
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setup_timer_0(RTCC_INTERNAL|RTCC_DIV_1); |
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setup_timer_1(T1_DISABLED); |
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setup_timer_2(T2_DISABLED,0,1); |
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setup_ccp1(CCP_OFF); |
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setup_comparator(NC_NC_NC_NC);// This device COMP currently not supported by the PICWizard |
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printf("I2CHUB \r\n",); |
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printf("(c)MLAB 2013 JACHO \r\n",); |
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while(TRUE) |
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{ |
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setHUB(3); //pripoji prislusnou branu |
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delay_ms(1000); |
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} |
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} |
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