_N0x/EmbeddedSystems
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

Moved the Stoplight-Task to StopLigh.c

Browse Source
This commit is contained in:
_N0x 2021-11-11 18:28:42 +01:00
parent 082bc7e986
commit bd8f4ea63a
4 changed files with 264 additions and 94 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
EmbeddedSystemsTHM/EmbeddedSystemsTHM.cproj
View File

@ -160,6 +160,12 @@
<Compile Include="main.c"> <Compile Include="main.c">
<SubType>compile</SubType> <SubType>compile</SubType>
</Compile> </Compile>
<Compile Include="StopLight.c">
<SubType>compile</SubType>
</Compile>
<Compile Include="StopLight.h">
<SubType>compile</SubType>
</Compile>
<Compile Include="Taster.c"> <Compile Include="Taster.c">
<SubType>compile</SubType> <SubType>compile</SubType>
</Compile> </Compile>

238
EmbeddedSystemsTHM/StopLight.c Normal file
View File

@ -0,0 +1,238 @@
/*
* StopLight.c
*
* Created: 11/11/2021 16:26:22
* Author: n0x
*/
#include "Led.h";
#include "Taster.h";
#include <util/delay.h>;
/* enums */
enum{
S1_GREEN, S1_YELLOW, S1_RED, S1_RED_YELLOW,
S2_GREEN, S2_YELLOW, S2_RED, S2_RED_YELLOW,
INIT,
} StoplightState = INIT; /* Emus for the stoplight task (task 3) */
/* Programmieren eine Ampelsteuerung auf einer Straßenkreuzung */
/* handle the delays locally for easy changing */
//int delayShort = 5000;
//int delayLong = 30000;
/* Stoplight and the corresponding Leds
| GREEN | YELLOW | RED
----------------------------------
SL 1 | Led1 | Led4 | Led6
SL 2 | Led2 | Led5 | Led7
General rundown:
- State is entered
- Wait till delay is passed
- Switch off running LEDs
- Switch on new LEDs
- Set next state
*/
uint16_t g_startMS;
int delayShort = 5000;
int delayLong = 30000;
void stopLightInit(){
g_startMS=Timer_getTick();
}
/* Task 3 (2021-11-11) */
void
runStopLightTask1()
{
switch(StoplightState){
case INIT:
Led1_On(); // Set stoplight 1 to green
Led2_Off();
Led3_Off();
Led4_Off();
Led5_Off();
Led6_Off();
Led7_On(); // Set stoplight 2 to red
Led8_Off();
if(Timer_getTick() - g_startMS >= delayLong) {
g_startMS=Timer_getTick();
StoplightState = S1_YELLOW;
}
break;
case S1_YELLOW:
Led1_Off();
Led4_On();
if(Timer_getTick() - g_startMS >= delayShort) {
g_startMS=Timer_getTick();
StoplightState = S1_RED;
}
break;
case S1_RED:
Led4_Off();
Led6_On();
if(Timer_getTick() - g_startMS >= delayShort) {
g_startMS=Timer_getTick();
StoplightState = S2_RED_YELLOW;
}
break;
case S2_RED_YELLOW:
Led5_On();
Led7_On();
if(Timer_getTick() - g_startMS >= delayShort) {
g_startMS=Timer_getTick();
StoplightState = S2_GREEN;
}
break;
case S2_GREEN:
Led5_Off();
Led7_Off();
Led2_On();
if(Timer_getTick() - g_startMS >= delayLong) {
g_startMS=Timer_getTick();
StoplightState = S2_YELLOW;
}
break;
case S2_YELLOW:
Led2_Off();
Led5_On();
if(Timer_getTick() - g_startMS >= delayShort) {
g_startMS=Timer_getTick();
StoplightState = S2_RED;
}
break;
case S2_RED:
Led5_Off();
Led7_On();
if(Timer_getTick() - g_startMS >= delayShort) {
g_startMS=Timer_getTick();
StoplightState = S1_RED_YELLOW;
}
break;
case S1_RED_YELLOW:
Led4_On();
Led6_On();
if(Timer_getTick() - g_startMS >= delayShort) {
g_startMS=Timer_getTick();
StoplightState = S1_GREEN;
}
break;
case S1_GREEN:
Led4_Off();
Led6_Off();
Led1_On();
if(Timer_getTick() - g_startMS >= delayLong) {
g_startMS=Timer_getTick();
StoplightState = S1_YELLOW;
}
break;
}
}
void
runStopLightTask2(void)
{
switch(StoplightState){
case INIT:
Led1_On(); // Set stoplight 1 to green
Led2_Off();
Led3_Off();
Led4_Off();
Led5_Off();
Led6_Off();
Led7_On(); // Set stoplight 2 to red
Led8_Off();
if(Taster1_get()) {
StoplightState = S1_YELLOW;
}
break;
case S1_YELLOW:
Led1_Off();
Led4_On();
if(Timer_getTick() - g_startMS >= delayShort) {
g_startMS=Timer_getTick();
StoplightState = S1_RED;
}
break;
case S1_RED:
Led4_Off();
Led6_On();
if(Timer_getTick() - g_startMS >= delayShort) {
g_startMS=Timer_getTick();
StoplightState = S2_GREEN;
}
break;
case S2_GREEN:
Led5_Off();
Led7_Off();
Led2_On();
if(Timer_getTick() - g_startMS >= delayLong) {
g_startMS=Timer_getTick();
StoplightState = S2_YELLOW;
}
break;
case S2_YELLOW:
Led2_Off();
Led5_On();
if(Timer_getTick() - g_startMS >= delayShort) {
g_startMS=Timer_getTick();
StoplightState = S2_RED;
}
break;
case S2_RED:
Led5_Off();
Led7_On();
if(Timer_getTick() - g_startMS >= delayShort) {
g_startMS=Timer_getTick();
StoplightState = S1_RED_YELLOW;
}
break;
case S1_RED_YELLOW:
Led4_On();
Led6_On();
if(Timer_getTick() - g_startMS >= delayShort) {
g_startMS=Timer_getTick();
StoplightState = S1_GREEN;
}
break;
case S1_GREEN:
Led4_Off();
Led6_Off();
Led1_On();
if( (Timer_getTick() - g_startMS >= delayLong) && Taster1_get()) {
g_startMS=Timer_getTick();
StoplightState = S1_YELLOW;
}
break;
}
}
//*/

14
EmbeddedSystemsTHM/StopLight.h Normal file
View File

@ -0,0 +1,14 @@
/*
* StopLight.h
*
* Created: 11/11/2021 16:24:16
* Author: n0x
*/
#ifndef STOPLIGHT_H_
#define STOPLIGHT_H_
void runStopLightTask1(void);
void runStopLightTask2(void);
#endif /* STOPLIGHT_H_ */

100
EmbeddedSystemsTHM/main.c
View File

@ -8,6 +8,7 @@
#include "Led.h" #include "Led.h"
#include "Taster.h" #include "Taster.h"
#include "Timer.h" #include "Timer.h"
#include "StopLight.h"
#include <avr/interrupt.h> #include <avr/interrupt.h>
#define F_CPU 1000000 #define F_CPU 1000000
#include <util/delay.h> #include <util/delay.h>
@ -16,20 +17,14 @@
void buttonTest (void); void buttonTest (void);
void task1 (void); void task1 (void);
void task2 (void); void task2 (void);
void task3 (void);
/* enums */
enum{
S1_GREEN, S1_YELLOW, S1_RED, S1_RED_YELLOW,
S2_GREEN, S2_YELLOW, S2_RED, S2_RED_YELLOW,
INIT,
} StoplightState = INIT; /* Emus for the stoplight task (task 3) */
/* global variables */ /* global variables */
volatile int g_counter = 0; volatile int g_counter = 0;
int g_ledStatus = 0; uint8_t g_ledStatus = 0;
uint16_t g_startMS; uint16_t g_startMS;
/* functions */ /* functions */
int int
main (void) main (void)
@ -48,7 +43,8 @@ main (void)
//buttonTest(); //buttonTest();
//task1(); //task1();
//task2(); //task2();
task3(); //runStopLightTask1();
runStopLightTask2();
} }
} }
@ -98,7 +94,7 @@ task1 (void)
g_counter >= 8 ? Led8_On() : Led8_Off(); g_counter >= 8 ? Led8_On() : Led8_Off();
} }
/* Task 2 (2021-10-28) */ /* Task 2 (2021-10-28) */
void void
task2 (void) task2 (void)
{ {
@ -114,87 +110,3 @@ task2 (void)
} }
} }
/* Task 3 */
void
task3 (void)
{
/* Programmieren eine Ampelsteuerung auf einer Straßenkreuzung */
/*
int delayShort = 5000;
int delayLong = 30000;
//*/
int delayShort = 2500;
int delayLong = 7500;
/* Stoplight and the corresponding Leds
| GREEN | YELLOW | RED
----------------------------------
SL 1 | Led1 | Led4 | Led6
SL 2 | Led2 | Led5 | Led7
*/
switch(StoplightState){
case INIT:
Led1_On(); // Set stoplight 1 to green
Led2_Off();
Led3_Off();
Led4_Off();
Led5_Off();
Led6_Off();
Led7_On(); // Set stoplight 2 to red
Led8_Off();
StoplightState = S1_YELLOW;
case S1_YELLOW: // Set stoplight 2 to yellow
_delay_ms(delayLong);
Led1_Off();
Led4_On();
StoplightState = S1_RED;
case S1_RED: // Set stoplight 2 to red
_delay_ms(delayShort);
Led4_Off();
Led6_On();
StoplightState = S2_RED_YELLOW;
case S2_RED_YELLOW:
_delay_ms(delayShort);
Led5_On();
Led7_On();
StoplightState = S2_GREEN;
case S2_GREEN:
_delay_ms(delayShort);
Led5_Off();
Led7_Off();
Led2_On();
StoplightState = S2_YELLOW;
case S2_YELLOW:
_delay_ms(delayLong);
Led2_Off();
Led5_On();
StoplightState = S2_RED;
case S2_RED:
_delay_ms(delayShort);
Led5_Off();
Led7_On();
StoplightState = S1_RED_YELLOW;
case S1_RED_YELLOW:
_delay_ms(delayShort);
Led4_On();
Led6_On();
StoplightState = S1_GREEN;
case S1_GREEN:
_delay_ms(delayShort);
Led4_Off();
Led6_Off();
Led1_On();
StoplightState = S1_YELLOW;
}
}