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Interfacing STM32F429 with HD4478 LCD that has PCF8574T IO Expander Backpack using I2C
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Hi everyone, having a bit of an issue that is making me want to pull my hair out. I am trying to write from an STM32F429ZI to an LCD that has the PCF8574T IO Expander...
Interface mems microphone to microcontroller
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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
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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...
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...
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...
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...
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
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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
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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...
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