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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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289
Messages
289
C/C++ Question
.hpp file only
May 18, 2024
Johan Schoeman
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Bluetooth scanner ESP32
Gerardo Tenreiro
Nov 14, 2023
Answers
6
Views
1K
Nov 15, 2023
Gerardo Tenreiro
D
B4r rlittleFS append problem SOLVED it was me
davelew1s
Nov 13, 2023
Answers
0
Views
609
Nov 13, 2023
davelew1s
D
BLUETOOTH transmission power in ESP32
Gerardo Tenreiro
Nov 7, 2023
Answers
2
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569
Nov 9, 2023
Gerardo Tenreiro
J
B4R and arduino MKR1010 no libraries working
JohnnyHamburg
Nov 7, 2023
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5
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827
Nov 8, 2023
hatzisn
E
[Solved] Increasing the flash memory size Using Partition in ESP32....
embedded
Nov 7, 2023
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4
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2K
Nov 7, 2023
embedded
E
B4R v4.00 is available for download
Erel
Sep 5, 2023
2
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24
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10K
Oct 19, 2023
candide
C
E
EscPosPrinter Thermal Printer
embedded
Oct 11, 2023
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3
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1K
Oct 14, 2023
embedded
E
Error compiling Project
Helmut S
Oct 13, 2023
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2
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749
Oct 14, 2023
Helmut S
little problem with bytearray... [solved]
Hans- Joachim Krahe
Oct 10, 2023
Answers
2
Views
611
Oct 10, 2023
Hans- Joachim Krahe
How many Variables can be declared in B4R?
Gerardo Tenreiro
Oct 4, 2023
Answers
9
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1K
Oct 5, 2023
peacemaker
Receive data from ESP32 via BLE (Hire , pay)
Frank new b4a
Aug 9, 2023
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7
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1K
Oct 4, 2023
Comalco
C
I need to SRF05 library and source code
vali khandangoll
Sep 12, 2023
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10
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1K
Oct 3, 2023
vali khandangoll
Solved
I can't make it work esp8266 + relay Elegoo 4 +MFRC522
omarruben
Sep 27, 2023
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3
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1K
Sep 29, 2023
omarruben
starting to work with ESP 8266 not working
omarruben
Sep 24, 2023
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7
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798
Sep 27, 2023
hatzisn
need some help to connect esp8266 and rc522
omarruben
Sep 26, 2023
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1
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2K
Sep 26, 2023
omarruben
J
NodeMCU Wifi V3 CH340 (Solved)
jvrh_1
Sep 16, 2023
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10
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2K
Sep 24, 2023
jvrh_1
J
Can use AnalogWrite command in Arduino Nano ch340 ?
vali khandangoll
May 24, 2023
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3
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1K
Sep 24, 2023
jvrh_1
J
after installing the last B4R version I have this error
omarruben
Sep 24, 2023
Answers
1
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616
Sep 24, 2023
omarruben
NodeMCU 1.0 (ESP-12E Module) - AccessPoint problem
Douglas Farias
Sep 23, 2023
Answers
2
Views
977
Sep 24, 2023
Douglas Farias
J
Floating signal. What can I do? (Solved)
jvrh_1
Aug 31, 2023
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7
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1K
Sep 14, 2023
jvrh_1
J
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