Pi4J

Greetings to the group from Columbus, Ohio! I am working on a Java driver to control the PIM436

Hello Big news! Pi4J V1.3 has been released! This is the final version for Java 8 with full support

Is there a list of those pins which process interrupts on a Pi4B? I have spent ages trying pins, but

Happy to have rejoined pi4j ! Is there an ultimate soluce witch works ? I tried some classes from

I am using this combination on a Pi3B+. GPIO seems to work fine. Serial communication to an Arduino

As far as the explicit assignment to the I2C provider .... a similar issue was reported here: https:/

Hello, I have problems using interrupts in pi4j. I want to develop a library for a Wiegand Reader and

You're welcome and glad to hear you have your system up and running again on an RPi3B. One thing

@Frank: I personally wouldn't go for pi4j-example-devices or the like because the current (at

Today, I wanted to compile Pi4J branch develop/1.4, so I cloned the latest state of the Pi4J repo on

Hi guys, I have sometime this Runtime error: java.lang.RuntimeException: Could not obtain an access-

hmm ok - examples are wonderful but I was thinking more along the library of implementations for

Hi! I have built a logging software where you can both measure and control. You store the

thanks for sharing the solution! On Thursday, July 16, 2020 at 6:36:51 PM UTC+2, Carlo Divita wrote:

V1 supports Pi4 if you upgrade WiringPi to version 2.52 $ gpio -v gpio version: 2.50 $ cd /tmp $ wget

I understand! Better to build a strong Pi4J instead of supporting other peripherals. I think it

Hi Chris, One of the issues with the DHT11 is its fussy timing requirements. You can use the checksum

Hello, nice to follow this conversation and see that it fits in the new approach of the in-progress

I'm trying my hand at making a CANBUS interface for my RaspberryPi 0WH with RaspiOS (Buster).

hi, without knowing the details myself (yet ;-))... As Pi4J V2 uses PiGpio for the actual I/O

Hello: My pi4j 1.0 based code works fine. Upon migrating to pi4j 1.2 Serial.writeln() to "/dev/

Hello: Between 1.0 and 1.2 SerialDataListener changed to SerialDataEventListener How has everyone

Great! I will try pi4j-core-2.0-20200611.181858-9.jar with Raspberry Pi 4B and see how it's

Hi Daniel, working on it! :-) Greetings Frank On Thursday, May 21, 2020 at 8:01:55 PM UTC+2, Daniel

Hi, I am trying to use pi4j in my project. I own an old Odroid C1+ and I have installed wiringpi and

I'm not sure if cross posting questions is allowed, but I thought that I might have more luck

Dear Members, Thank you for taking the time to check this post out! I am the Product Manager of a

Hi, I liked mych PI4J I have a question regaring usung PI4J in Struts2 Web framework. I wanted to add

I found issuer. I missmached pin numbers. Correct pin enumeration is on this page: https://pi4j.com/

I've used an LCD 16*2rows 1602A-module for my book https://leanpub.com/