Programming of counter in LPC 2148
I want to initialize counter in LPC 2148 , so help me with its programming in embedded c I want to count external pulses to port pin 0.11/CAP 1.1
View ArticleGetting ECU information through OBD-II onto raspberry pi
Hi folks, I am trying to interface the raspberry pi with the ECU of the truck and getting information from it but when I searched online everybody is interfacing pi and ECU using OBD Bluetooth adapter...
View ArticleSend input from PORTC to D (SW4-DIP, switches / 8*8 LED)
Alright, so I've been currently into assembly and learning about PICs. I have bought a HL-K18 board with PIC18F4520 on it, there is also a 8*8 led matris and 4 pin switch. My goal is to turn on one led...
View Articleesp1 can't boot with relay on gpio2 (although npn transistor)
Hi, i have some experience in atmegas, freescale, and texas but i had a new problem: I'm starting with esp8266,and for no surprise, I am having problems with a project, I made a pcb with two relays for...
View ArticleCPLD or FPGA, please help
Hello, please help. For my electronic design, I am experimenting what device will be better, FPGA or CPLD, I wish to compile and determine the amount of space this takes on a device then judge my...
View Articleefficient delay function
When I need delays for milli and micro seconds Then I simple write following program Code (C): int main(void) { Â Â delay(1000); /* 1000 microseconds */ Â Â delay(1); Â Â /* 1 milliseconds */ } Â void...
View ArticleLittle problem with this code xc8
I been playing with this and cant figure out what the deal is void NeoBit (int 1 Bit) for some reason the it saying it can't find bit . The if bit shows a error. Code (Text): Â void NeoBit (int 1 Bit)...
View ArticleA/D converter to LED matris (Potentiometer)
So I want to read data from the A/D potentiometer and then display the status of the voltage on a 8*8 matris led. The idea is to use a column of the 8*8 and display the value there (0-7) So, the A/D...
View Articlei need help to connect audio output to adc
hello to everybody, can somebody help me, how to connect audio output to adc i have a rado tuner, i just need to connect audio output to adc after to connect to arduino thnx
View ArticleGetting confused about the maximum step frequency that is needed for my CNC...
Not sure if this is the right place for this topic so, mods, please feel free to move this to an appropriate place. I'm trying to get some basic theory right about the maximum step frequency that my...
View Articlekeypad interfacing using 8051
I am trying to write program for simple calculator. actually I wanted to understand interfacing of keypad with micro controller. so I decided to make small calculator I have keypad, 8051 and LCD....
View ArticleA/D converter to LED matrix (Potentiometer)
So I want to read data from the A/D potentiometer and then display the status of the voltage on a 8*8 matris led. The idea is to use a column of the 8*8 and display the value there (0-7) So, the A/D...
View ArticleArduino Pro Micro Gameplay
Hello, I want to build a gamepad/joystick with many inputs: potentiometers, buttons, joysticks. I have an Arduino Pro Micro. I think i should use an multiplexer for input more than 4 analogs. But i...
View ArticleDoes the HC-12 RF Transciever remember it's settings?
The paper on this device never says if the settings (channel, mode, etc.) require reprogramming after every power cycle or not. Or does it just come up in the default mode? Someone named Mark Hughes...
View ArticleReset circuit problem
Hi this is balaji I am new Lerner on pic controller i am design and program for water level cintroler but problem is I have loaded the program reset button press 3or more time the program works .what...
View ArticleAnalog to digital converter atmega 8
what is worng with this code. ? it is working in proteus but doesn't respond in real chip. i use 8 Mhz crystal Code (C): /******************************************************* This program was...
View ArticleLow sampling rate using Arduino Uno
I am working on Non-Intrusive Load Monitoring. I am measuring Voltages and Current Non-Intrusively. Voltage and Current Signals are the fed to Arduino Uno ADC. After converting them to digital form,...
View ArticleCapacitive Cap sensing with EFM8 Micro controller
Hi, I want to control LED0 brightness by PWM, with touch sensing, not by joystick. i mean when i approach the ginger the led brightness increases. have you an example please? Thank you in advance
View ArticleADC-DAC Issue in STM32F767 Nucleo Board
Hi, In the picture, the blue graph is the ADC input and the yellow one is the DAC output. Why is this happening? I'm expecting to see the same waveform as the input.
View ArticleTo control LED using serial monitor
My project is to control the LED by send '1' or '0' via serial monitor. My task for this project is when '1' is send via serial monitor, the Led ON PIN 3 need to turn on and off every 2000ms. Then,...
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