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FIFO to MSP432

Hello! Just a quick need of guidance as to how to set up a FIFO mod in an Arducam Mini 2MP to the MSP430. I am using SPI for the sensor camera but the FIFO will be taking care of the lengthy task. This...

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Which MCU for this project?

Hello friends. There's a circuit I'm trying to build but it seems it would require enough opamps to function to justify just using an MCU instead. I want to measure the voltage differential across two...

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STm32F205RBt6 as USB Host, interfacing code for pen drive

1. Need to interface pen drive with stm32f205rbt6 for logging data in text file in pen drive. 2. Generated code from stm32cube & link for total code is here:...

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Design a multpile output dc-dc power supply with CAN bus in automotive HIL

hello all, Currently working on a project with 2 SMPS ICs (one buck pos ouput and other buck with neg output) Vin range from 12V - 42V Iout upto 15A. The first IC LM25117-Q1 from Texas Instruments , to...

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Low Pass RC Filter to PWM Sound Output doesn't work

I connected a headphone (32 ohms) to SMT32 F103RB board. There was a sound, but it's modulation was wierd, because to change frequency I had to change PWM prescaler, and pulse didn't do much (changed...

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Random number using PIC 16F877A

code description : generating 200 random numbers and print it out on the first line of the (16x2) LCD ,while generating numbers if i pressed a push bottom i will save the current random numbe Code (C):...

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Is DMA a part of PCIe protocol specification?

I was looking at PCI Express® Base Specification Revision 3.0 where I failed to find the details about DMA transaction support in PCIe protocol. Is it something that I can expect to appear in the...

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8 bit and 16 bit microcontroller

Hi, I am new in electronics and I am getting confuse between what is the actual difference between 8 bit and 16 bit micro controller ? Some say that 8 bit micro controller process 8 bit of data and 16...

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7 segment 4 digits with PIC 16F877

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HMC5883L compass module - Y/Z movement affects each other

I'm using HMC5883L compass module with arduino. There is a strange issue with the readings from this module - for some reason, the Z and Y axis are both affected from only Z axis movement or Y axis...

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PIC18f4685 Project Help

I'm trying to code an IR shooting gallery project where the 18f4685 microcontroller controls when the start button is pressed (and difficulty setting is chosen) to start a 30 second countdown, lighting...

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RTCC Interrupt on PIC18F47J53

I have a PIC18F47J53 with an RTCC. The datasheet shows an RTCCIE bit in the PIE3 register and a corresponding interrupt flag but curiously these bits aren't mentioned anywhere else in the datasheet....

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Pickit 3 -has anybody run across this -Says HEX file has addresses that don't...

I am trying to program an 1651615 using a Pickit 3 talking to the Integrated Programming Environment in a Mac. The PIC is in the application circuit. When I load the hex file the IDE reports as follows...

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Circuit only works when touching pic (ADC)

I made a circuit on a pic16f887 where I read an analog input and get a digital output in PORTD with leds. The problem is the circuit doesn't work at all, unless i am touching the top of the pic. can...

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Need Processor with high processing speed

Hi folks. I m making an automation project right now using arduino Mega and UNO but as you know the max speed of Mega is around 16 MHz which is very low as I also want to develop it further into a...

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Need help learing about Esp8266 and nrf24l01

hi everyone i also want to try same thing. i am just beginner to ESP and NRF so please guide me somebody or give me some links to work on.

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GL850g Usb hub is behaving randomly

hello everyone. i am working on a new project which includes a gsm module(with usb to ttl converter ch340g) 2 usb to audio converters attached with a usb hub controller ic GL850g which is a 4 port usb...

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Attiny85 Manchester Encoding Timing Problem

Hello, I've been having trouble getting this little timer routine to work correctly. I started out with a little program that switches the output of a pin every 240µs which turned out to work as...

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Microcontroller start learning

Hi all, Please I want to know what is difference between microcontroll ,ARM, arduino and embedded system. I am really confused I don’t have any experience on this field and I want to start getting in....

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System and control theory forum

Hello everyone! I'm looking for a forum on which I can talk about system and control theory. Do you know where I can do it? Thank you so much.

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