Dither for PWM circuit driving a proportional solenoid
Hi guys, First of all I'd like to say that I have seen the same or similar questions asked in many forums but nobody has ever come up with a concrete solution or posted anything about the results of...
View ArticleProgram memory to be used as a Data memory in PIC24F16KA102
Can someone guide me on the issue that how can we use program memory in PIC24F16KA102 to be used as data memory or what are the possible ways to configure the program memory of microcontroller as the...
View ArticleMaximum voltage on PIC I/O line
Hi all I wanted to ask what is the maximum negative and positive voltage i can apply to the PIC I/O line when configured as an input. I think it is VDD + 0.3V and VSS-0.3V The PIC has input protection...
View ArticleReprogramming ESP8266 Sonof
Hi all, I am a more or less complete newbie with electronics and micro-controllers and I have been trying to replace the firmware on a Sonof switch which is based on a ESP8266. I have connected up a...
View ArticleVintage TMS1000 (guests: mellory, brendan, eric smith and michael)
https://www.electronicspoint.com/threads/how-to-read-and-program-tms1000-and-tms1400.106760/ On above link in the dark ages (2007) there was discussion re reading the code on the TMS1000. A visitor...
View ArticleLED Blinking using 8051
LED Blinking using 8051 To design LED blinking using 8051, we required Keil5 software and Proteus software. Keil software is used to write a program for 8051 in assembly or Embedded C. Proteus is used...
View ArticleSTM32 "Black Pill" Serial Programming pins?
Hi, I have a few of the "Blue Pill" STM 32 boards and I've been programming them using a serial FTDI232 module and the Arduino IDE. Recently I've obtained a couple of "Black Pill" boards that have the...
View ArticlePIC A/D sampling help
Hi I have attached two waveforms that are going into a PIC18F4520 micro A/D pin. The PIC is powered from 3V using the VDD (3V) as the internal reference voltage. Waveform 2 should be easy to measure,...
View ArticleProgramming PIC to sontrol 6x SERVOs
Hi, I'm programming PICs for a transmitter/receiver project. The program for the receiver needs to output 6x SERVO controls (standard RC SERVOs) I kind of understand the theory, of the 20ms PERIOD and...
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Secret Mission Motion Sensor
Hello guys , I need help in finding the best approach towards a stealth project. I am operating a mission in my home where I need to ensure that I cannot get flanked / approached by someone from behind...
View ArticleAny ESP8266 WiFi Experts here?
I would like to send and receive text between my laptop computer and an Arduino board. I don't want to need to go through the Internet or a 'cloud' in order to achieve this connection. I just want the...
View ArticleGetting started with PIC's
Can anyone tell me how i can get a pic chip to control a really simple circuit, do i have to buy a control board or something? i wanted to make a really tiny light sensitive LED circuit, but i have no...
View ArticleInterfacing Raspberry Pi with Keithley 3390
I wanted to interface Rpi with the function generator Keithley 3390. My goal is to capture the signal which Keithley 3390 generates and plot it using Rpi, i.e, to function it as an oscilloscope. I went...
View ArticleTroubleshooting of PCB with ATmega328p and MPU6050
Hi everyone! I am currently developing an early phase prototype together with two friends. The board contains an ATmega328p-AU, an MPU6050 and MFRC522. We are able to both boatload and load sketches on...
View ArticleProgramming for beginners
Hi. I try to learn to program for arduino a little bit. This time it is to create traffic lights: red led, yellow led and green led. We define 2 cycles with the program. The short cycle is for the...
View ArticleUsing Raspberry Pi to read signal generated by a function generator
I am using a Raspberry Pi 3 Model B to read the signal generated by a function generator. I have used PCF8591 fitted in YL-40 PCB as the ADC. I have used python for establishing the I2C communication...
View ArticleIs it possible that 2 different Arduinos combined can control 1 motor?
I have a school project in mind where I have a mobile robot on 2 wheels, therefore it must self balance. I would have 1 arduino contributing to 2 motors 1 for each wheel and it would be responsible for...
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Microcontroller and A9G module
Hello, i have a school project that is a gps tracker, so that i'm asking if you can help me to find a solution to connect my A9G module with the microcontroller, i need a diagram for that. this is the...
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Creating a 12x3 digit 7-segment display with Arduino
Bear with me, this my first project. Please include details that are assumed knowledge to an experienced person. I'm planning to build an external display for PC racing simulators (ie. rFactor) Mock...
View ArticleHow to take inputs faster using Raspberry Pi
I am trying to detect different frequency signals using a Raspberry Pi and an ADC converter (PCF8591). My initial guess was the highest frequency I could detect would be limited by the speed of the I2C...
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