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Welcome to B4X forum!
B4X is a set of simple and powerful cross platform RAD tools:
B4A
(free) - Android development
B4J
(free) - Desktop and Server development
B4i
- iOS development
B4R
(free) - Arduino, ESP8266 and ESP32 development
All developers, with any skill level, are welcome to
join the B4X community
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B4R - Arduino, ESP8266 and ESP32
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B4R Questions
Libraries developers questions
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51
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285
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285
C/C++ Question
.hpp file only
Sunday at 6:30 AM
Erel
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ESP-NOW : ESP32 "two way communication"
rabbitBUSH
Jan 31, 2020
Answers
5
Views
5K
Feb 10, 2020
f0raster0
ESP8266 - connect as Server to B4A [solved]
derez
Jul 30, 2016
Answers
9
Views
5K
Sep 6, 2016
sanjog shakya
WEMOS pins names mismatch ?
derez
Sep 29, 2016
Answers
3
Views
5K
Dec 14, 2016
Philip Prins
P
SH1106 1.30" lcd display issues
Cableguy
Apr 14, 2018
Answers
17
Views
5K
Apr 22, 2018
Erel
[SOLVED]Repetitive authentication problem MFRC522...
rbghongade
Mar 30, 2017
Answers
19
Views
5K
Apr 3, 2017
rbghongade
[SOLVED]How to convert string to hex with "0x"?
XorAndOr
Oct 26, 2018
Answers
6
Views
5K
Oct 28, 2018
XorAndOr
Deleting file on SD card...
rbghongade
Sep 15, 2016
Answers
18
Views
5K
Jul 14, 2017
wcieslik
W
ESP8266 + PIR Sensor - False Triggers Issue
Hypnos
Aug 17, 2016
Answers
12
Views
5K
Aug 19, 2016
derez
U
Modbus RTU with SoftwareSerial
ulasayar
Mar 7, 2019
Answers
3
Views
5K
Mar 19, 2020
OGmac
[REQUEST] RFID RC522 example
Cableguy
Apr 17, 2016
Answers
4
Views
4K
Apr 17, 2016
Cableguy
ESP8266 strange results on the log when listing files on flash
max123
Jun 20, 2017
2
Answers
27
Views
4K
Jun 25, 2017
max123
How to convert this code to create a web server
barx
Jun 27, 2016
Answers
8
Views
4K
Jul 3, 2016
Erel
M
Wemos D1 mini Deep sleep Mode
monki
Jul 27, 2016
Answers
2
Views
4K
Jul 28, 2016
monki
M
D
Question to the electronic engineers
Deleted member 103
Apr 28, 2016
2
Answers
21
Views
4K
Jul 30, 2016
Deleted member 103
D
B4R v2.60 is available for download
Erel
Apr 17, 2019
Answers
0
Views
4K
Apr 17, 2019
Erel
K
ESP8266 2.8 TFT 240x320 Working Code Example
KiloBravo
Dec 9, 2021
Answers
5
Views
4K
Dec 10, 2021
KiloBravo
K
[Solved] LGT8F328 Error: Must specify exactly one sketch file
derez
Jan 7, 2020
Answers
10
Views
4K
Sep 22, 2020
derez
B
ESP8266 EEPROM Size
Bert Oudshoorn
Aug 27, 2016
Answers
7
Views
4K
Aug 27, 2017
Erel
N
rDHT confusion
newbie
Dec 3, 2016
2
Answers
24
Views
4K
Jan 17, 2017
Pitag
P
Problem with ESP32 and Servo library...
rbghongade
Jun 15, 2017
Answers
1
Views
4K
Jun 15, 2017
Erel
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