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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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50
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283
Messages
283
C/C++ Question
(CLOSED) rControllino
Apr 1, 2024
Johan Schoeman
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B4R Question
Choosing the correct Power Supply?
ilan
Jun 21, 2022
2
3
Answers
45
Views
5K
Jul 28, 2022
ilan
J
Push notification with my intercom door. Thanks for you help. (Solved)
jvrh_1
Aug 14, 2023
2
3
Answers
43
Views
3K
Sep 10, 2023
jvrh_1
J
M
ESP8266
Michael1968
Apr 11, 2016
2
Answers
39
Views
14K
Jun 19, 2016
davehouston
D
GPS & sim
tufanv
Jul 4, 2019
2
Answers
38
Views
4K
Jul 26, 2019
emexes
E
K
rSPI32 lib - Send One Command Byte and Receive Two Bytes Back As Int
KiloBravo
Dec 14, 2021
2
Answers
38
Views
4K
Jan 13, 2022
KiloBravo
K
D
Max array size
daveinhull
Dec 2, 2023
2
Answers
35
Views
1K
Dec 9, 2023
Daestrum
Necessary hardware to doorbell
josejad
Feb 26, 2019
2
Answers
34
Views
6K
Apr 15, 2019
josejad
For-Next error after 16 cycle in JoinStrings
petr4ppc
Oct 5, 2019
2
Answers
30
Views
3K
Oct 7, 2019
emexes
E
Technical question ADC pin/ Potentiometer
Beja
May 14, 2019
2
Answers
29
Views
3K
Jun 5, 2019
Chris Tyrie
Configure esp8266 through the B4A application
Cesar_Morisco
Aug 1, 2023
2
Answers
29
Views
2K
Aug 9, 2023
Cesar_Morisco
T
Client Server with ESP8266
tonga
Feb 8, 2018
2
Answers
28
Views
4K
Feb 19, 2018
Erel
ESP32 (WROOM) - Could a kind soul please assist
rabbitBUSH
Jul 11, 2020
2
Answers
28
Views
3K
Aug 1, 2020
rabbitBUSH
Build a smart switch with ESP8266
aeric
Feb 2, 2024
2
Answers
27
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2K
Feb 11, 2024
aeric
P
How can i convert a Arduino Libary to B4R
pucki
Jan 10, 2021
2
Answers
27
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3K
Jan 16, 2021
candide
C
ESP8266 strange results on the log when listing files on flash
max123
Jun 20, 2017
2
Answers
27
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4K
Jun 25, 2017
max123
SH1106 LCD Display and ESP2688 Issues
Cableguy
Apr 29, 2018
2
Answers
26
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5K
Jan 6, 2022
Johan Hormaza
GUUOOO Tech IOT-GA6-B - - Any info welcome (gsm/gprs module)
rabbitBUSH
Oct 9, 2019
2
Answers
25
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26K
Jan 11, 2020
rabbitBUSH
D
ESP32-2424S012
daveinhull
Nov 3, 2023
2
Answers
25
Views
3K
Nov 25, 2023
KiloBravo
K
I
ESP32 Bluetooth
iCAB
May 14, 2018
2
Answers
25
Views
3K
May 21, 2018
Johan Hormaza
Monitoring the power supply
Filippo
Jun 11, 2022
2
Answers
25
Views
3K
Jun 16, 2022
klaus
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B4R - Arduino, ESP8266 and ESP32
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