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by nightm_92
Tue May 18, 2021 9:02 pm
Forum: Java
Topic: Pi4J v1.4 not change status GPIO (CM4IO)
Replies: 3
Views: 2040

Re: Pi4J v1.4 not change status GPIO (CM4IO)

Sorry, but the solution only works with the Pi4 model, but with the CM4IO it doesn't.

Do you have any ideas? Has this ever happened to you?

If I run it via command line "gpio blink [pin]" it doesn't work.
by nightm_92
Tue May 18, 2021 2:57 pm
Forum: Java
Topic: Pi4J v1.4 not change status GPIO (CM4IO)
Replies: 3
Views: 2040

Re: Pi4J v1.4 not change status GPIO (CM4IO)

After several tests, I noticed that the library works correctly with the Raspbian Pi OS image. In my case I was using the Raspbian Pi OS LITE image. The pigpio library is not installed in the Raspbian Pi OS LITE image: Download and install the latest version wget https://github.com/joan2937/pigpio/a...
by nightm_92
Mon May 17, 2021 9:44 pm
Forum: Java
Topic: Pi4J v1.4 not change status GPIO (CM4IO)
Replies: 3
Views: 2040

Pi4J v1.4 not change status GPIO (CM4IO)

Hello everyone, starting the Pi4j v1.4 "BlinkGpioExample" example on CM4IO no blink occurs. By connecting the multimeter to pins "GPIO_01" and "GPIO_03", initially the value is 0 Volt, once the program is started it remains fixed at 3.3V. Even doing a program from scrat...

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