Designing a simple alarm circuit using microcontroller
I am designing a simple alarm circuit using PIC12F629 and I need advise from this forum of experts on how I could accomplish and fine tune the circuits. The alarm input set the GP0 High and flashes an...
View ArticleTimer code for PIC18f to toggle led for 1 second
Hi All, I am facing issue in toggling led for 1 second using timer0, led is connected to RB7 of PIC18f. Though i can insert delay_ms(1000); and toggle led i wish to do it using timer and interrupt....
View ArticleCAMA-AFM31 USB Capacitive Fingerprint Module with FPC1020 pin configuration
I have a CAMA-AFM31 USB Capacitive Fingerprint Module with FPC1020. I am new to it and i cannot figure out what its pin configuration is. I have searched everywhere but am unable not find its...
View ArticleDesigning a simple Treadmill Controller based on Power Track Pro 97370
My treadmill broke down and I want to design a controller and LCD display using PIC16F88. I started on the power for the DC Motor that is being controlled by a mosfet with the current sense circuit in...
View ArticleCalculate yaw with magnetometer and accelerometer
Hello everyone, can anyone help me with a doubt about physics and magnetometers ? In my project I need to calculate the pitch and the yaw using a chip with magnetometer and accelerometer (FXOS8700CQ),...
View Articlearduino avr boards updation
I am using IDE 1.6.9....... And after updating Arduino AVR Boards to v. 1.6.12, I can no longer uplload to board. Going back to v. 1.6.11 and it works again.Tried this on Arduino Mega2560 and Nano....
View ArticleDragon Board 12Plus- HCS12 micro- KeyPad and 7Segment LED
I'm trying to display two digits on the 7 segment LED display for the project I'm doing. So far I can only display one digit and when I press the second button the first number completely erases and...
View Articlestupid question 8051
i want to send instructions to my 8051 like MOV , i conected it via serial then used tera term but can'ts send them from there how can i talk to it and read a timer for example ?
View ArticleNeed Help for Membrane Switches Prototype with Low Budget
Anyone can recommend a membrane switch manufacturer with fast prototyping? I only have few budget for that. Thanks in advance.
View ArticleI2C on Arduino ... Adding a brordcast packet / protacol
I have decided to use I2C for a project. I am going to use buffers to extend the range to some 10's of meters. I will be using its multi-master implemtation so that nodes can transmit status updates...
View ArticleMechanical encoder interfacing and quadrature
Hello,how can I write encoder interface software.where can I find sources and informations about mechanical encoder
View ArticleWhat is this IC dimension mean
Hello everyone I have a simple question. when I read or work with some microcontroller I always face a term with a micro meter, for example, the following microcontroller was built with 0.8 um...
View ArticleSquare Wave Generation Accuracy/Resolution around 100kHz
Hi all, I'm currently having an issue figuring out how to attain decent resolution when generating square waves around 100kHz. I am looking for a very cost effective solution, I may add. For example, I...
View Article8051 Can you explain to me this program
Hi Can somebody please explain to me this program line by line I tried googling for the instruction didnt understand the program as a whole MOVC A, @A+DPTR ; what is this instruction doing MOV DPTR,...
View ArticleInterrupts- HCS12 - DragonBoard12+
I'm building a clock for 12 and 24 hour format. After setting the current time i need to run the clock. I need interrupt method to select either one of them. here is my way and can somebody tell me...
View ArticleCan I replace PLC with an Arduino?
hi, i need to do a small automation. it is an industrial one. i need the feasibility of using arduino there.
View ArticleUsing external crystal oscillator on Freescale MC9S08SH8
Dear Group: We have a Freescale MC9S08SH8 data sheet: http://www.mouser.com/ds/2/302/MC9S08SH8-783274.pdf We're on the Freescale Demo Board DEMO9S08SH8/SG8 user guide:...
View ArticleBLE GATT communication of large values
Hi, I have for some time now looked into the GATT protocol to use this in a Bluetooth Low Energy application. I have come to the point where I am able to set up a service with multiple characteristics....
View ArticleHas anybody used camera on i.mx 6ull based platform?
Hi, has anybody used camera on i.mx 6ull based platform? Any camera module and platform can you recommend? We saw MYIR's mys-6ulx board but the camera seems not ok at present....
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Raspberry Pi 3 Programming
Recently I purchase raspberry pi from this online store <SNIP> first time i'm using raspberry pi and i need to program it but i don't know Python language can any one guide me. Moderators note :...
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