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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 Code Snippets
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ModBus RTU
OGmac
Mar 18, 2020
Replies
11
Views
10K
Aug 12, 2021
OGmac
Reading temperature sensor DS18B20 via inline C/C++, again
Peter Simpson
Feb 18, 2017
Replies
16
Views
10K
Mar 4, 2021
moty22
ESP32 with built in OLED display connected to WiFi - Inline C
Peter Simpson
Jun 29, 2017
Replies
8
Views
9K
Apr 24, 2018
highflyer
GY-530 / VL53L0X Time of Flight (ToF) laser ranging sensor - Inline C
Peter Simpson
Jul 27, 2017
Replies
5
Views
9K
Feb 18, 2021
janderkan
ESP32 with built in OLED display progress bar - Inline C
Peter Simpson
Jul 7, 2017
Replies
18
Views
9K
Aug 20, 2018
iCAB
I
GFX and Bitmaps
Erel
May 25, 2017
Replies
5
Views
7K
Aug 25, 2017
Erel
HB100 RF sensor
derez
Dec 5, 2016
Replies
7
Views
6K
Jan 19, 2017
Hans- Joachim Krahe
Reading and displaying voltage and current made easy with the Max471
Peter Simpson
Mar 7, 2017
Replies
0
Views
6K
Mar 7, 2017
Peter Simpson
Firebase Push Messages (FCM)
Erel
Jun 25, 2017
Replies
5
Views
6K
Jul 1, 2018
Erel
74HC595 Shift Register for multiple output
derez
Sep 30, 2016
Replies
12
Views
6K
Jan 26, 2017
metheoneandonly
Temperature sensors comparison - DS18B20 vs DHT11
Peter Simpson
Apr 1, 2017
Replies
1
Views
6K
Mar 6, 2021
moty22
Reading/Input and Writing/Output using an PCF8575 16 bit I/O extension shield module
Peter Simpson
Jul 12, 2017
Replies
0
Views
6K
Jul 12, 2017
Peter Simpson
Shift Register 74HC595 - Controlling 8+ LED's with only 3 pins
Peter Simpson
Jun 15, 2017
Replies
0
Views
6K
Jun 15, 2017
Peter Simpson
JSON Parsing
Erel
Jul 7, 2019
Replies
0
Views
5K
Jul 7, 2019
Erel
ESP32 hardware serials on TTGO Lora board
janderkan
Mar 9, 2019
Replies
0
Views
5K
Mar 9, 2019
janderkan
5V 8-Channel relay module
Peter Simpson
May 11, 2017
Replies
3
Views
5K
Jul 16, 2018
Peter Simpson
Reading data from the TMP36 temperature sensor
Peter Simpson
Aug 19, 2018
Replies
5
Views
5K
Aug 26, 2018
Peter Simpson
Display the current time via DS1302 RTC
Peter Simpson
Mar 3, 2017
Replies
0
Views
5K
Mar 3, 2017
Peter Simpson
Set servo angle via a potentiometer, show angle on display
Peter Simpson
Apr 13, 2017
Replies
1
Views
5K
Oct 27, 2019
thetahsk
Mini Battery Display - Inline C
Peter Simpson
May 9, 2017
Replies
2
Views
5K
May 9, 2017
Peter Simpson
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B4R - Arduino, ESP8266 and ESP32
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