Category: Uncategorized

piezo buzzer disc

Protecting circuit from piezoelectric disc voltage spike Ask QuestionAsked todayActive todayViewed 32 times1 I have a piezoelectric disc, and I’m trying to use to build a primitive sonar. I connected the disc to an oscilloscope […]

piezo buzzer etc

Protecting circuit from piezoelectric disc voltage spike Ask QuestionAsked todayActive todayViewed 32 times1 I have a piezoelectric disc, and I’m trying to use to build a primitive sonar. I connected the disc to an oscilloscope […]

EETech Engineering Design Study 2020 – Executive Summary Thank you for participating in this years Survey. If you would like to schedule a time to view the complete survey presentation, please contact info@eetech.com. Availability […]

LCD CIS

LCD Viewing angle for 8 COM vs 4 COM Ask QuestionAsked todayActive todayViewed 23 times0 I’m planning to make a custom LCD made. The LCD has 128 segments. Now, in order to drive it, I […]

LCD Driver

LCD Viewing angle for 8 COM vs 4 COM Ask QuestionAsked todayActive todayViewed 9 times0 I’m planning to make a custom LCD made. The LCD has 128 segments. Now, in order to drive it, I […]

MCP23s17

how to use MCP23S17 pin expander via SPI Ask QuestionAsked yesterdayActive yesterdayViewed 23 times1 I’m working on a custom sensor that is wired to a couple of MCP23S17 gpio expanders, which are in term connected […]

DS18B20 stopped recently

DS18B20 stopped recently Ask QuestionAsked yesterdayActive yesterdayViewed 17 times1 I have read a few posts here on my issue, notably DS18B20 not detected by Raspberry Pi, but unfortunately none of the suggestions worked for my issue. […]