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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
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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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mqtt esp32
basic4ever
Apr 21, 2021
Answers
1
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1K
Apr 21, 2021
Erel
Memory usage on Uno
janderkan
Apr 17, 2021
Answers
3
Views
3K
Apr 20, 2021
Erel
2 question about stepper motors drivers A4988 and DRV8825
vali khandangoll
Apr 16, 2021
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6
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3K
Apr 17, 2021
vali khandangoll
H
library for speed control and run brushless
hossein16
Mar 26, 2021
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1
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1K
Apr 16, 2021
vali khandangoll
Whether Pointers can be supported
santook
Apr 16, 2021
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2
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1K
Apr 16, 2021
santook
M
rLedControl and ESP8266
Mostez
Apr 15, 2021
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1
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2K
Apr 16, 2021
Erel
SOLVED I'm not able to find with-bootloader hex file
tigrot
Apr 13, 2021
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1
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1K
Apr 13, 2021
tigrot
flashing MCU without re-compiling
peacemaker
Apr 13, 2021
Answers
3
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1K
Apr 13, 2021
Erel
Step Motor with A4988
Tayfur
Feb 22, 2021
Answers
11
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4K
Apr 12, 2021
Cableguy
How do I use the Comment property of a class library
santook
Apr 12, 2021
Answers
1
Views
844
Apr 12, 2021
Erel
[SOLVED] RFID-RC522 and WeMos R1D1 working!
giggetto71
Apr 11, 2021
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0
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11K
Apr 11, 2021
giggetto71
How to get response from a web server (Arduino)
FabioAlbaneseTv
Apr 11, 2021
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1
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2K
Apr 11, 2021
Erel
I cannot decode Infrared signal from remote control
hatzisn
Mar 27, 2021
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6
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4K
Apr 10, 2021
hatzisn
NodeMCU + SSD1306 Display - Won't compile.
Mark Read
Apr 9, 2021
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3
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2K
Apr 9, 2021
janderkan
How to update nano driver
Beja
Apr 6, 2021
Answers
3
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2K
Apr 8, 2021
Peter Simpson
Program size increase with simple Log statement
janderkan
Apr 2, 2021
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4
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3K
Apr 5, 2021
Erel
Arduino - Servo - SR505
Beja
Apr 4, 2021
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1
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2K
Apr 4, 2021
janderkan
S
TTGO32 display drawing?
sorex
Mar 31, 2021
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4
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4K
Apr 1, 2021
RJB
R
Ili9341 wiring diagram
John Decowski
Mar 31, 2021
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4
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2K
Mar 31, 2021
John Decowski
avrdude: ser_open(): can't open device "\\.\COM8": The semaphore timeout period has expired.
Beja
Mar 26, 2021
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2
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6K
Mar 26, 2021
Beja
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