Determining Unknown I2C Addresses

Wednesday, 28 March 2018 / Published in Internet Resources
LCD1602 I2C Blue - Operating
One of the common things to run into when trying to work with devices that have an I2C interface, is to hook everything up, download the applicable program and have absolutely nothing happen. If there are no wiring or obvious programming errors, this frequently ends up being a mismatch between what you think the I2C

Inferior Counterfeit FOTEK SSR-25 Solid State Relays on the Market

Monday, 05 March 2018 / Published in Technology
Fotek SSR-25D
I thought I would share the results of one of our tests that caught counterfeit product that was not only fake, but constructed so that it would perform at only 50% of its rating. The part in question is a FOTEK SSR-25DA  which is a 25A AC Solid State Relay. As with any new product,