mirror of
https://github.com/thelsing/knx.git
synced 2024-12-18 19:08:18 +01:00
151 lines
3.4 KiB
C++
151 lines
3.4 KiB
C++
#include "knx_facade.h"
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#if MEDIUM_TYPE == 5
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#include "knx/bau57B0.h"
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#elif MEDIUM_TYPE == 2
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#include "knx/bau27B0.h"
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#else
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#error Only MEDIUM_TYPE IP and RF supported
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#endif
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#include "knx/group_object_table_object.h"
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#include "knx/bits.h"
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#include <time.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <signal.h>
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#include <sched.h>
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#include <sys/mman.h>
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volatile sig_atomic_t loopActive = 1;
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void signalHandler(int sig)
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{
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(void)sig;
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// can be called asynchronously
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loopActive = 0;
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}
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#if MEDIUM_TYPE == 5
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KnxFacade<LinuxPlatform, Bau57B0> knx;
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#elif MEDIUM_TYPE == 2
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KnxFacade<LinuxPlatform, Bau27B0> knx;
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#else
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#error Only MEDIUM_TYPE IP and RF supported
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#endif
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long lastsend = 0;
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#define CURR knx.getGroupObject(1)
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#define MAX knx.getGroupObject(2)
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#define MIN knx.getGroupObject(3)
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#define RESET knx.getGroupObject(4)
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void measureTemp()
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{
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long now = millis();
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if ((now - lastsend) < 10000)
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return;
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lastsend = now;
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int r = rand();
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double currentValue = (r * 1.0) / (RAND_MAX * 1.0);
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currentValue *= 100;
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currentValue -= 50;
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// currentValue *= (670433.28 + 273);
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// currentValue -= 273;
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println(currentValue);
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CURR.value(currentValue);
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double max = MAX.value();
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if (currentValue > max)
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MAX.value(currentValue);
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double min = MIN.value();
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if (currentValue < (double)MIN.value())
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MIN.value(currentValue);
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}
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void resetCallback(GroupObject& go)
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{
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if (go.value())
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{
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MAX.valueNoSend(-273.0);
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MIN.valueNoSend(670433.28);
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}
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}
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void appLoop()
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{
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if (!knx.configured())
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return;
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measureTemp();
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}
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void setup()
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{
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srand((unsigned int)time(NULL));
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knx.readMemory();
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if (knx.induvidualAddress() == 0)
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knx.progMode(true);
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if (knx.configured())
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{
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CURR.dataPointType(Dpt(9, 1));
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MIN.dataPointType(Dpt(9, 1));
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MIN.value(670433.28);
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MAX.dataPointType(Dpt(9, 1));
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MAX.valueNoSend(-273.0);
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RESET.dataPointType(Dpt(1, 15));
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RESET.callback(resetCallback);
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printf("Timeout: %d\n", knx.paramWord(0));
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printf("Zykl. senden: %d\n", knx.paramByte(2));
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printf("Min/Max senden: %d\n", knx.paramByte(3));
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printf("Aenderung senden: %d\n", knx.paramByte(4));
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printf("Abgleich %d\n", knx.paramByte(5));
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}
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else
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println("not configured");
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knx.start();
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}
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int main(int argc, char **argv)
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{
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printf("main() start.\n");
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// Prevent swapping of this process
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struct sched_param sp;
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memset(&sp, 0, sizeof(sp));
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sp.sched_priority = sched_get_priority_max(SCHED_FIFO);
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sched_setscheduler(0, SCHED_FIFO, &sp);
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mlockall(MCL_CURRENT | MCL_FUTURE);
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// Register signals
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signal(SIGINT, signalHandler);
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signal(SIGTERM, signalHandler);
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knx.platform().cmdLineArgs(argc, argv);
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setup();
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while (loopActive)
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{
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knx.loop();
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if(knx.configured())
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appLoop();
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delayMicroseconds(100);
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}
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// pinMode() will automatically export GPIO pin in sysfs
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// Read or writing the GPIO pin for the first time automatically
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// opens the "value" sysfs file to read or write the GPIO pin value.
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// The following calls will close the "value" sysfs fiel for the pin
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// and unexport the GPIO pin.
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gpio_unexport(SPI_SS_PIN);
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gpio_unexport(GPIO_GDO2_PIN);
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gpio_unexport(GPIO_GDO0_PIN);
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printf("main() exit.\n");
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}
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