ds18b20 issue show -127°c - Sensors - Arduino Forum
2018年7月7日 · hello, i have problem with using this sensore, sometimes when power on arduino the display show me -27°c( -127°C but i am using 7 digit numbers with only 2 numbers) if i …
DS18B20 is only giving -127 - Sensors - Arduino Forum
2021年7月18日 · Hello to everyone, i am trying to use an DS18B20 to get an temperature measurment. But i only get an -127 reading. Through the Forum i learned that this is probably …
DS18b20 addressing at runtime - Sensors - Arduino Forum
2017年7月25日 · I have found several posts asking this question but did not see any answers. How do I change out a DS18B20 sensor without having to reprogramming the Arduino Uno …
Problem with DS18b20 error code = -127 - Arduino Forum
2020年5月23日 · I'm interfacing 2 ds18b20 sensors with arduino mega 2560. I'm reading from both sensors after 4 seconds and displaying their values on lcd. After some time my sensors …
PID controller with relay output and DS18B20 as feedback
2017年4月15日 · Hi. Using the example called: "PID_RelayOutput" from the PID-v1 library, i'm trying to change the sensor input from an analog input to using a DS18B20 temperature …
DS18B20 reports -196.60°F when temp - Arduino Forum
2014年6月29日 · Running an Uno with Adafruit WiFi shield, 20x4 LCD display (on I2C), a single DHT22 and two DS18B20 probes. The DHT22 is for room temp/humidity and the two …
DS18B20 temperature sensor circuit: accuracy? - Arduino Forum
2023年6月30日 · I'm running the circuit and sketch from this tutorial, which uses the DS18B20 thermistor: My circuit is the 'normal' option, reproduced below. But I'm wondering about the …
How to get DS18B20 address (es) as a text string? - Arduino Forum
2022年9月21日 · Hi everyone. Apologies but I need help. I need to get the address of a DS18B20 as a text string stored in a variable, rather than the 8 concatenated hex byte values that the …
Why does this fix work for DS18B20 error code 85 - Arduino Forum
2018年6月3日 · Arduino IDE 1.8.3. The sensor I am using can be found here: Waterproof 1-Wire DS18B20 Digital temperature sensor : ID 381 : $9.95 : Adafruit Industries, Unique & fun DIY …
DS18B20 zeigt sporadisch "-127" - Deutsch - Arduino Forum
2022年7月23日 · Hi Leute, ich bin absoluter Arduino-Anfänger und sitze jetzt seit 1-2 Wochen an einer Steuerung für ein kleines Mini-Gewächshaus. Bei dem Projekt wird die Luft-Temperatur …