# Relay valf connection

**URL:** <https://forum.arduino.cc/t/relay-valf-connection/1091185>\
**Category:** Programming\
**Created:** [February 16, 2023, 9:34pm UTC](https://forum.arduino.cc/t/relay-valf-connection/1091185 "2023-02-16T21:34:59Z")\
**Posts on this page:** 1\
**Showing post:** 3

<div class="post-metadata">

**Author:** ![paulpaulson](https://dub1.discourse-cdn.com/arduino/user_avatar/forum.arduino.cc/paulpaulson/32/363643_2.png) [@paulpaulson](https://forum.arduino.cc/u/paulpaulson)\
**Post date:** [February 17, 2023, 4:37am UTC](https://forum.arduino.cc/t/relay-valf-connection/1091185/3 "2023-02-17T04:37:09Z")

</div>

> [@Read this before posting a programming question ...](https://forum.arduino.cc/t/read-this-before-posting-a-programming-question/95349):
>
> 1. Arduino programming language The Arduino basically uses the industry-standard C++ language, implemented by the GNU g++ compiler. For information on basic things like loops, strings, functions, data types, and so on try consulting one of the many online C++ references. Hint: Google "C++ tutorial". The main sketch is C++, however the IDE does do a certain amount of pre-processing (in particular, generating function prototypes for you) before submitting the code to the main C++ compiler (see …

---

_[View the full topic](https://forum.arduino.cc/t/relay-valf-connection/1091185)._