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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
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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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R
"error" log in B4R Astreams Client/ Server Tutorial
RJB
Aug 12, 2019
Answers
11
Views
1K
Aug 13, 2019
RJB
R
M
"uart buffer full" on second Uart ESP Wemos
MbedAndroid
Apr 2, 2019
Answers
1
Views
1K
Apr 2, 2019
MbedAndroid
M
"vbCr" from Visual Basic in B4R?
petr4ppc
Dec 13, 2019
Answers
2
Views
733
Dec 13, 2019
petr4ppc
#CustomBuildAction
Eme Fibonacci
Sep 23, 2020
Answers
1
Views
684
Sep 24, 2020
Erel
'decode' is not a member of 'base64'
KMatle
Sep 7, 2019
Answers
2
Views
2K
Sep 8, 2019
Erel
M
'NumberFormat' rounding problem
Mostez
Aug 16, 2018
Answers
10
Views
2K
Aug 26, 2018
Mostez
M
'pnt' is not a member of 'b4r_serialoscilloscope'
hatzisn
Mar 7, 2021
Answers
3
Views
957
Mar 8, 2021
hatzisn
(NOT SOLVED no way...)SD and USBFAT library incompatibility.
tigrot
Dec 6, 2017
Answers
18
Views
3K
Dec 7, 2017
tigrot
(RESOLVED) Error compile Arduino MEGA 2560
RAFA BRAVO
Mar 16, 2020
Answers
6
Views
1K
Mar 17, 2020
RAFA BRAVO
(SOLVED) B4R Firabase
RAFA BRAVO
Mar 24, 2020
Answers
6
Views
1K
Apr 2, 2020
RAFA BRAVO
(Solved) Error msg
derez
Jan 5, 2020
Answers
0
Views
855
Jan 5, 2020
derez
A
(Solved) ESP32 - 3rd serial port
atiaust
Sep 8, 2021
Answers
1
Views
2K
Sep 8, 2021
atiaust
A
(Solved)Addlistener problem...
rbghongade
Dec 4, 2016
Answers
4
Views
2K
Dec 4, 2016
rbghongade
(Solved)Problem with ESP32 wifi configuration
rbghongade
Aug 30, 2020
Answers
3
Views
2K
Aug 31, 2020
rbghongade
K
(Solved)Problems compiling project - (.text+0x0): multiple definition of `operator new(unsigned int, void*)' error
KimFriis
Jan 30, 2020
Answers
11
Views
3K
Feb 5, 2020
KimFriis
K
(Solved)Unable to interface BMP280 sensor to ESP8266...
rbghongade
Oct 29, 2016
Answers
7
Views
3K
Nov 24, 2016
positrom2
P
... don't know why - error or not?:-))
Hans- Joachim Krahe
Oct 18, 2017
Answers
1
Views
722
Oct 19, 2017
Erel
... several problems with B4R3 and arduino 1.8.12
Hans- Joachim Krahe
Mar 8, 2020
Answers
2
Views
664
Mar 8, 2020
Hans- Joachim Krahe
...same problem with RFID [solved]
Hans- Joachim Krahe
Jan 31, 2019
Answers
2
Views
2K
Jan 31, 2019
Hans- Joachim Krahe
D
.AddListener doesn't seem to be working
daveinhull
Jul 2, 2020
Answers
7
Views
1K
Jul 5, 2020
Erel
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