| author | František Kučera <franta-hg@frantovo.cz> |
| Fri, 18 Nov 2016 21:41:23 +0100 | |
| changeset 28 | 1fec66105b8e |
| parent 16 | 131d2652b241 |
| child 37 | 0a06481eec13 |
| permissions | -rw-r--r-- |
| franta-hg@16 | 1 |
#include <stdlib.h> |
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#include <iostream> |
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/** |
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* Slouží k ovládání LED displeje pomocí řadiče M5482 připojeného na LPT port. |
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* Používají se jen dva piny: DATA a CLOCK signál. |
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*/ |
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/** |
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* = 1 → normální běh |
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* > 1 → zpomalené pro ladění |
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*/ |
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const int BRZDA = 100000; |
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void zapisSeriove(bool hodnoty[]); |
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void zapisData(bool hodnota); |
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void zapisClock(bool hodnota); |
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void cekej(int mikroSekund); |
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int main() {
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std::cout << "spouštím program LED Displej" << std::endl; |
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bool hodnoty[] = {1,1,1,1,1,1,0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,1,1,1,1,1,0,0,0,0,0,1,1,1,1,1};
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std::cout << "velikost pole: " << sizeof(hodnoty) << std::endl; // vypíše 36 |
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zapisSeriove(hodnoty); |
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} |
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void zapisSeriove(bool hodnoty[]) {
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std::cout << "velikost pole ve funkci: " << sizeof(hodnoty) << std::endl; // vypíše 8 |
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for (int i = 0; i < sizeof(hodnoty); i++) {
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zapisData(hodnoty[i]); |
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cekej(1); |
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zapisClock(true); |
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cekej(1); |
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zapisClock(false); |
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cekej(1); |
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std::cout << "---" << std::endl; |
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} |
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} |
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void zapisData(bool hodnota) {
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std::cout << "DATA = " << hodnota << std::endl; |
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if (hodnota) {
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// TODO: zapsat na LPT |
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} else {
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// TODO: zapsat na LPT |
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} |
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} |
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void zapisClock(bool hodnota) {
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std::cout << "CLOCK = " << hodnota << std::endl; |
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if (hodnota) {
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// TODO: zapsat na LPT |
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} else {
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// TODO: zapsat na LPT |
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} |
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} |
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void cekej(int mikroSekund) {
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usleep(mikroSekund*BRZDA); |
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} |
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