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Light Meter on 2 digit display using PIC16F506 does'nt work

I am working on a tutorial from Gooligum about this light meter on Lesson 10 example 2 and my resources have been running out. I have been doing the exercises like lighting the LED, flashing, counters...

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Pic16f690 ADC with LM35 temperature sensor

Hi, I am making a thermometer using the LM35 interfaced to the pic16f690 for a school project using the assembly language. The temperature in degrees Celsius needs to be displayed on two multiplexed...

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I need help with Arduino UNO

Hi all I bought today an Arduino uno board and I don't know anything about programming First I want some basic info I also need to know what programming engine do I need to program it I don't have a...

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Pic Microcontroller Issue Help Needed

Hello, all! I am having an issue with migration of a program written for Pic microcontroller that I wondered if anyone would know how to correct. This program was originally written in assembly...

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LCD resets continuously

Hello! I am trying to make an automated watering system, just for passing the time and experiencing with the possibilities. I got an LCD for it, to make it possible for different options to be...

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PIC16F687 implemented flash size

Hi all, I am working with the PIC16F687; it's data sheet states that "The PIC has a 13-bit program counter capable of addressing 8Kx14-bit program memory space. ... Only the first 2Kx14 (0000-07FF) are...

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Pausing PWM, Pin goes High.

Hi everyone! When I use this code the PWM seems to hover around 2.25 volts. I wanted to use this code to Pulse an IR LED but there is an issue. During the Time the PWM is turned off with the CS00...

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Microcontroller with free IDE

Hey guys, Until now I used PIC micros with MPLAB but the C32 compiler is way to expensive and I kinda need the full version since with the free one you only get access to 64K program memory, does...

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PIC24EP512GP202 CTMU Software Test

Hi Guys, I'm struggling to get any valid readings from a CTMU module on the PIC24EP512GP202 below is the code i am using i struggled to do the current calibration as well and i am wonder if perhaps...

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need help for connecting relay to PIC

i made a timer with PIC that include 2 digit 7segment and three pushbuttons for setting time this operate well and completly that i programed and test on breadboard any number taht user sets with...

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Difference in bootloaders

Hello all, I am new to microcontroller programming and i am trying to learn more about the bootloader programming. I am using atmel ATmega328-P micro controller and in addition to that, i have an...

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STNRG388A

How we can do PID or PD control loop by using STNRG388A from ST Microelectronics and also how can I do it with PIC Microcontroller.

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Crystal not Oscillating

Hi Guys I’m using the VS1003 chip from VLSI which is an MP3 decoder chip for micros. I connected the example circuit from the data sheet as shown, and it uses a 12.288MHz crystal. When first powered, I...

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Code stopped working during test until reprogrammed?

Hey all, For the second time in my career as a tech/junior engineer, I had a board today that randomly failed mid test. Checking multiple times and it was as if all the code just stopped. This...

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Converting a PIC DVM to output decimal

Greetings, There are a few of the PIC DVM found on the web using a PIC16F676. They are designed to drive seven segment LED displays. I have been aiming to attempt to build one to output decimal instead...

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Esp8266 and nrf24l01 communication system

Hi everyone, So, I'm pretty new to the esp8266, but have some experience with arduino (I'm certainly no master however). I'm working on a project that uses an esp8266 and a nrf24l01 radio module to...

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Propeller spi Fram Write Fails,

I am writing to a FRAM chip from a Propellor chip and have an intermittent fault on some boards. Propellor chip is a P8X32A ......

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Sine Wave - Phase Shift and Amplitude Measurement with MCU

Hello, i have two signals, sine waves, with known and same frequency (2 kHz) but different amplitudes and with a phase shift. In fact, I want to measure the phase shift between between these signals...

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DIY etch and assemle lightsaber fx hardware project

Hi all After what has been a very steep learning curve for me, I have designed a one sided custom PCB for a lightsaber fx system. However, regardles of how proud of it I am, I wouldn't mind someone...

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Text to speech/ Port from Raspberry Pi to new processor

1. I have a made a code on raspberry pi which takes images from raspberry pi camera and do image processing and convert text into speech. code is working. On raspberry pi I have used its pi camera...

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