Forums Update, Tips and Tricks - Please Read!

Started by stephaneb 5 years ago12 replieslatest reply 8 months ago1802 views
It's been a few months since the launch of the new forums.  Here are a few thoughts. The thumbsup and beer buttons    If there is one thing that could have a...

Interface mems microphone to microcontroller

Started by Codeguru 1 month ago8 replieslatest reply 1 month ago59 views
Hello,I am trying to connect a differential mems microphone’s positive output to a microcontroller.The positive output of the mic has a nominal voltage of 0.8V....

Using noise to increase resolution of ADC

Started by MaxMaxfield 2 months ago21 replieslatest reply 2 months ago223 views
Hi there -- can you explain in simple terms how – if you are feeding an analog signal into say a 4-bit analog to digital converter (ADC) with 16 digital output...

Brightness -> Gamma or Gamma -> Brightness?

Started by MaxMaxfield 2 months ago45 views
I have a bit of a conundrum -- when playing with LEDs, should we first modify brightness and then apply gamma correction, or should we apply gamma correction first...

Donut Mathematics

Started by MaxMaxfield 2 months ago56 views
Your knee-jerk reaction may be that this is not embedded related -- but even embedded designers have to have a hobby -- and I'm currently working on a project that...

MSP430 MCU Current Draw in LPM Mode

Started by mt1985 3 months ago58 views
Hi there.I have a custom board that designed by me with MSP430FR series MCU. The circuit is designed with low power consumption manners. When the firmware is not...

Wifi module prefered interface

Started by JackTravis 3 months ago5 replieslatest reply 3 months ago83 views
Hi, Wondering if someone could detail the pro and cons of using a programmable Wifi module VS a AT command controlled one. I never was a big fan of AT commands...

analog linear amplifyer connected to a plasma transmission device

Started by gillhern321 3 months ago6 replieslatest reply 3 months ago49 views
Plasma devices are NOT my forte but being asked to help out another engineer, i couldn't refuse. so here I am (sigh).Testing analog linear amplifier to a plasma...

Sending Data From TI TM4C123GH6PM to an HD4478 LCD with a PCF8574T I2C Backpack

Started by Elliott_Embedded 3 months ago6 replieslatest reply 3 months ago77 views
Hello everyone, I am trying to write a program that will enable me to send data from my TI microcontroller to the very common HD4478 LCD. Rather than utilizing a...

Audio Signal Filter

Started by RogerG 5 months ago15 replieslatest reply 5 months ago240 views
I am after some help.A few years ago I built an analogue signal audio filter to provide high frequency, mid range and low frequency for my audio amp. This works...

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