Problem with sketch
I have modified a sketch to attempt to control 2 servos using separate pots. The servos just jitter around and only one will move when both are connected. If I disconnect the one attached to A0, then...
View ArticleProblem with sketch controlling two servos
I have modified a sketch to attempt to control 2 servos using separate pots. The servos just jitter around and only one will move when both are connected. If I disconnect the one attached to A0, then...
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Random PICAXE Output for 4026
Hello! I am using a 4026 decade counter and I was wondering if you can use a PICAXE 08M or 08M2 to act as a clock producing a random output. I need to limit this random number to 36 too Thanks
View Articlehelp with satellite electronics
Hi all, I need some advise if possible, I have a satellite automatic dish with a control box, the story is that Astra 2 satellite changed its transponder frequency and the box can no longer detect the...
View ArticleDecoding 433.92mhz remote?
Hi guys, loving the look of this forum and look forward to using it. If anybody can help me with a current project I am working on that would be great. I have an "Owl wireless power strip" which can...
View ArticlePSoC 16-Bit PWM generation
Hi all , i am working with PSoC 5LP. I have continious changable Analog Signals. I convert it to Digital with help of ADC. From this Result i want to generate PWM (Output1 Forwards, Output2 Ruckwards)....
View ArticlePIC Compilers
Hi I am new to Micro controller programming and would like some intel on various compilers available and ways to program the micro controller. I have tried programming PIC16F877A with the basic codes...
View Articlehelp wiring TDA5140A Brushless motor driver chip
HI everyone. I am an absolute novice with electronics, the little bit I do know is self taught. I need to operate a sensorless brushless motor 5v at its max recomended rpm but I have no idea what the...
View ArticlePIC16F877A With GSM Modem SIM900A
Hello, and good day all. I have issue to communicate PIC16f877a with gsm/gprs modum sim900a. Test the communication with usb rs232 i can sending and received sms with tera term. From laptop sending...
View ArticleBinary 1-wire switch status (closed/open) sensor?
I'm planning to use Dallas/Maxim 1-wire temperature sensors with an Arduino based system for a heating system. Is anyone aware of a 1-wire device that can detect if a switch is closed or open? Ideally,...
View ArticleBootloading ATMEGA328P Question
I am going to attempt to bootload a 328P chip. If I do something wrong, do I risk bricking the chip or can it be done over again?
View ArticlePIC Demo Board Firmware Restore? (PICDEM-FS-USB)
salve a tutti, mi chiamo alfonso sono nuovo del forum, ho un problema con una picdem fs usb acquistata su internet dalla microchip. c'è da dire che volevo cominciare l'esperienza dell'usb col...
View ArticleAR1021 Touch Controller, I2C problem?
Hi, I was wondering if i might be able to get some help, advice?? I am working with an AR1021 chip, connected to a 4 wire resistive touch panel. Communication via I2C. I am able to read the data from...
View ArticleHow to create a HEX file for 8085 processor along with 2732A eprom
I have the assembler source and MASM listing . So i need to create a hex file that is to be burnt to 2732A eprom. here is the project...
View ArticleEM-18 rfid reader module with pic microcontroller
how to interface em-18 rfid reader module with pic 16f877a microcontroller ?
View ArticlePWM signwave with 50ns freq. Step
Hi all, i want to generate PWM step with 50ns. For this i have input signal. PWM clock freq. = 24MHz. if input is 3,25v then PWM freq = 1 µs (microsec) if input is 0,5v then PWM freq = 250ns (nanosec)....
View ArticlePWM signal with 50ns freq. Step
Hi all, i want to generate PWM step with 50ns. For this i have input signal. PWM clock freq. = 24MHz. if input is 3,25v then PWM freq = 1 µs (microsec) if input is 0,5v then PWM freq = 250ns (nanosec)....
View ArticleFFTW???
I'm looking at creating an AVR spectrometer and a lights display based on incoming 3.5mm jack stereo line level audio. I'm considering using either KISSFFT or FFTW.. I've noticed that this is quite a...
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Help Getting Started with PIC Microcontrollers
Hey Everyone! I have been doing lots of research on PICs but I still have lots of questions. And after these questions have been answered then I will most likely have more. 1) It looks like you have to...
View Articleload cell circuit
Hi! For my masters thesis i have to develop a scaled helicopter test bench. To test te lift force of the helicopter I use load cells. I found a solution online to make a load cell circuit with an...
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