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user2497
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13 votes
5 answers
82k views

How to change baudrate of ESP8266 (12e) permanently?

  • 341
12 votes
5 answers
27k views

My DS18B20 is reading high. How can I get it to return the correct temperature?

7 votes
3 answers
2k views

USB and Arduino: Power Arduino, charge LiPo, and transfer data at the same time

4 votes
1 answer
5k views

Generate 1.7 Mhz with PWM in Uno?

4 votes
2 answers
1k views

SIM800L and Arduino Sleep - getting whimsy Serial output after 5 calls

3 votes
1 answer
3k views

Humidity sensor for wet environment

  • 165
2 votes
2 answers
415 views

De-Auth "attacks" using Arduino? [closed]

2 votes
2 answers
17k views

How to read temperature from multiple DS18B20 faster?

2 votes
2 answers
136 views

I have a diagram of my Arduino circuit. How do get it ready for PCB manufacture? [closed]

2 votes
3 answers
1k views

Shift Register on ATMEGA328p

  • 121
2 votes
2 answers
2k views

Locking ATmega328 from reading back the hex file

2 votes
2 answers
3k views

How to set alarm on DS3231 sensor?

2 votes
1 answer
2k views

Aptotec PN532 shield power consumption

  • 328
1 vote
1 answer
1k views

How do I use ultrasound to track a moving object?

1 vote
1 answer
5k views

Wemos D1 & Relay shield

  • 113
1 vote
5 answers
2k views

ESP8266, prints ready at start but no response to AT command

0 votes
1 answer
107 views

create a interruption-proof power