Files
OpenMQTTGateway/main/sensorHCSR501.cpp
Florian 32174e37a5 [SYS] Reduce Logs flash footprint (#2232)
By building only the log level required into LOG_LEVEL

Co-authored-by: Florian <1technophile@users.noreply.github.com>
2025-08-19 09:15:41 -05:00

74 lines
2.3 KiB
C++

/*
Theengs OpenMQTTGateway - We Unite Sensors in One Open-Source Interface
Act as a gateway between your 433mhz, infrared IR, BLE, LoRa signal and one interface like an MQTT broker
Send and receiving command by MQTT
HC SR-501 reading Addon
Copyright: (c)Florian ROBERT
Contributors:
- 1technophile
This file is part of OpenMQTTGateway.
OpenMQTTGateway is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenMQTTGateway is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "User_config.h"
#ifdef ZsensorHCSR501
# include "TheengsCommon.h"
# include "config_HCSR501.h"
void setupHCSR501() {
THEENGS_LOG_NOTICE(F("HCSR501 pin: %d" CR), HCSR501_GPIO);
pinMode(HCSR501_GPIO, INPUT); // declare HC SR-501 GPIO as input
# ifdef HCSR501_LED_NOTIFY_GPIO
pinMode(HCSR501_LED_NOTIFY_GPIO, OUTPUT);
digitalWrite(HCSR501_LED_NOTIFY_GPIO, LOW);
# endif
}
void MeasureHCSR501() {
if (millis() > TimeBeforeStartHCSR501) { //let time to init the PIR sensor
StaticJsonDocument<JSON_MSG_BUFFER> HCSR501dataBuffer;
JsonObject HCSR501data = HCSR501dataBuffer.to<JsonObject>();
static int pirState = LOW;
int PresenceValue = digitalRead(HCSR501_GPIO);
yield();
if (PresenceValue == HIGH) {
if (pirState == LOW) {
//turned on
HCSR501data["presence"] = "true";
pirState = HIGH;
}
} else {
if (pirState == HIGH) {
// turned off
HCSR501data["presence"] = "false";
pirState = LOW;
}
}
# ifdef HCSR501_LED_NOTIFY_GPIO
digitalWrite(HCSR501_LED_NOTIFY_GPIO, pirState == HCSR501_LED_ON);
# endif
if (HCSR501data.size() > 0) {
HCSR501data["origin"] = subjectHCSR501toMQTT;
enqueueJsonObject(HCSR501data);
}
}
}
#endif