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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
Threads
52
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294
Messages
294
C
C/C++ Question
ArrayObject* B4RLIB::Function() : how to make this return working ?
Apr 24, 2025
candide
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Strange: sensor code is slowing down the button
peacemaker
Aug 7, 2025
Answers
0
Views
292
Aug 7, 2025
peacemaker
Button complex processing
peacemaker
Jul 6, 2025
Answers
6
Views
779
Jul 30, 2025
peacemaker
INPUT_PULLDOWN - impossible ?
peacemaker
Jul 25, 2025
Answers
14
Views
841
Jul 27, 2025
hatzisn
Anyone uses STM32 in B4R ?
peacemaker
Jul 16, 2025
Answers
1
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595
Jul 16, 2025
Cableguy
ESP32-C3 Compile cannot writing 100%
Hypnos
Jul 13, 2025
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4
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785
Jul 15, 2025
peacemaker
Why Dim mask As ULong = 2147483648 <> 0x80000000 ?
peacemaker
Jul 10, 2025
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5
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684
Jul 13, 2025
Erel
32-bit bit operation library ? 64-bit ?
peacemaker
Jul 10, 2025
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5
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654
Jul 10, 2025
candide
C
Can pins be stored in global array ?
peacemaker
Jul 8, 2025
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15
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1K
Jul 8, 2025
peacemaker
Inline-C definition syntax
peacemaker
Jul 7, 2025
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3
Views
706
Jul 7, 2025
peacemaker
T
Solved
Get current time from the PC and program the DS3231 with it
Tim Chapman
Jul 2, 2025
Answers
2
Views
576
Jul 3, 2025
Tim Chapman
T
Solved
send BIG HTTP POST request
peacemaker
Jun 18, 2025
Answers
4
Views
793
Jun 26, 2025
peacemaker
Solved
How to pass array of double from Inline-C to B4R ?
peacemaker
Jun 22, 2025
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2
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676
Jun 22, 2025
peacemaker
HTTP and HTTPS connections from MCU
peacemaker
Jun 10, 2025
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13
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2K
Jun 10, 2025
Cableguy
Using esp8266 01 as Tx with wifi
Cesar_Morisco
Jun 10, 2025
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0
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463
Jun 10, 2025
Cesar_Morisco
B4R sketch uptime: how long worked your MCU without reboot maximally?
peacemaker
Jun 10, 2025
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5
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983
Jun 10, 2025
peacemaker
R
B4R Question Is there any plan to upgrade B4R to work fully with Arduino IDE V2 and ESP32 board V3?
RJB
Jun 7, 2025
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5
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1K
Jun 8, 2025
RJB
R
In the LITTLEFS library how to save a structure
Gerardo Tenreiro
May 26, 2025
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19
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3K
May 29, 2025
Gerardo Tenreiro
Occupation of Variables in RAM memory
Gerardo Tenreiro
May 24, 2025
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4
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965
May 24, 2025
Gerardo Tenreiro
Sending bytes using WebSocket client
yaqoob
May 21, 2025
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9
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2K
May 23, 2025
yaqoob
Read NIST server time
Gerardo Tenreiro
May 16, 2025
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4
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1K
May 20, 2025
Gerardo Tenreiro
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