Optisk dataoverførsel til en microcontroller - Danmarks Tekniske ...

More documents

Recommendations

Info

normal operation extern unsigned char pulse_count; // ADC manipulation extern signed int mean_signal; extern signed int mean_signal_old; // square wave detection extern unsigned int period_time; extern unsigned int period_detected; extern unsigned char virtual_clock; // digital values extern unsigned char digital_value_ready; extern unsigned int idle_time; // debugging extern unsigned char led_refresh; void interrupt my_isr(void){ // ADC static unsigned int raw_signal; static unsigned int raw_signal_buffer[RAW_SIGNAL_BUFFER_LENGTH]; static unsigned char raw_signal_buffer_next = 0; // Timer 1 static unsigned char pulse_count_time = 0; static unsigned int led_delay = 0; static unsigned int signal_measure_time = 0; static unsigned char signal_measure_ready = false; unsigned int i,sum; if((ADIE)&&(ADIF)){ // ADC interrupted // read A/D-signal from screen raw_signal = (ADRESH
} // my_isr // detect programming mode if(++pulse_count_time == PROGRAMMER_TIMEOUT_MS){ pulse_count_time = 0; pulse_count = 0; } period_time++; if(virtual_clock){ // period time detected if(period_time == period_detected) // define signal's period time period_time = 0; } } // Timer1 idle_time++; if(period_time == virtual_clock) // read bit value digital_value_ready = true; // TMR1 Preset = 45541 - Freq = 999.50 Hz - Period = 0.001001 seconds TMR1H = 248; // preset for timer1 MSB register TMR1L = 47; // preset for timer1 LSB register // restart timer TMR1IF = 0; // clear event flag TMR1IE = 1; // enable interrupt if((EEIE)&&(EEIF)){ // EEPROM interrupted WREN = 0; // disable EEPROM write EEIF = 0; // clear event flag } // EEPROM D.3 Sender D.3.1 Transmitter.java package transmit; // Core packages import java.awt.*; import java.awt.event.*; if(WRERR){ // errors occured WRERR = 0; // clear the flag // TODO... } // Extension packages import javax.swing.*; import javax.swing.event.ChangeEvent; import javax.swing.event.ChangeListener; /** * 'Transmitter' is a web application for transferring * data from the screen to an electronic device. It has * debugging facilities to control the duty cycle and * period of the digital signals. * * @author Hasse Bylov - hasse@bylov.com * @see http://www.micromedia.dk/wavecard/index.php * @see http://www.micromedia.dk/wavecard/index.php?debug * */ public class Transmitter extends JApplet { Bilag D - Kildekode 83
Page 1:
“Optisk dataoverførsel til en mi
Page 4 and 5:
Indhold Forord.....................
Page 6 and 7:
1 Indledning Der er, specielt i USA
Page 8 and 9:
2 Forundersøgelse Følgende afsnit
Page 10 and 11:
2.5 Kravspecifikation I tabel 1 her
Page 12 and 13:
2.8 Tidsplan Der er for projektet u
Page 14 and 15:
komme i kontakt med de enkelte ben
Page 16 and 17:
(ca. 4 V) og et strømforbrug for h
Page 18 and 19:
4 Test-applikation Der skal udarbej
Page 20 and 21:
”haler” efter musen, som det ka
Page 22 and 23:
fokusere på binær datatransmissio
Page 24 and 25:
håndteres vil system-ressurcerne f
Page 26 and 27:
private void createGUI() { ... look
Page 28 and 29:
Testen har til formål at verificer
Page 30 and 31:
5 Modtager Der er i det foregående
Page 32 and 33: Ønskes en endnu mere brugervenlig
Page 34 and 35: for dette signal når ned på omkri
Page 36 and 37: Inden for emnet datakommunikation b
Page 38 and 39: at indsætte et mellemrum mellem m
Page 40 and 41: 5.2.4 Kommandoer I tilstandsmaskine
Page 42 and 43: 5.3.5.1 Tjeksum Data-blokkene best
Page 44 and 45: Efter at have afsluttet de krævend
Page 46 and 47: Modtageren sættes til at modtage d
Page 48 and 49: 6 Sender Test-applikationen viste s
Page 50 and 51: 6.3 Implementering Som vist i desig
Page 52 and 53: 6.3.3 Dynamisk hjemmeside Senderen
Page 54 and 55: Mens modtageren stadig viser period
Page 56 and 57: 7 Udvidelser Udviklingsafdelingen b
Page 58 and 59: 8 Konklusion På baggrund af de udf
Page 60 and 61: Bilag A - Tidsplan Der afsættes en
Page 62 and 63: Bilag B - Logbog Her følger en ove
Page 64 and 65: tor. 24. jan. Opsætning af microco
Page 66 and 67: PIC Programmable Interface Controll
Page 68 and 69: Debugging private JLabel periodLabe
Page 70 and 71: outputPanel.setHighContrast( ((Inte
Page 72 and 73: } public void setLowContrast(int lo
Page 74 and 75: This browser does not have a Java P
Page 76 and 77: mode +read_char); // ** testing **
Page 78 and 79: eceived checksum byte with check by
Page 80 and 81: BIT_CLR clears in 'obj', the bits t
Page 84 and 85: private static final long serialVer
Page 86 and 87: statusPanel = new JPanel(); statusP
Page 88 and 89: 8.2.1 D.3.2 DataPanel.java (version
Page 90 and 91: } catch (InterruptedException e) {
Page 92 and 93: Color highColor = new Color(getHigh
show all

Optisk dataoverførsel til en microcontroller - Danmarks Tekniske ...

You also want an ePaper? Increase the reach of your titles

Delete template?

Save as template?