Nerdegutta's playground and notebook

Welcome to the Embedded - section

26.12.23

PIC 16F688 - 1 sec interrupt demo

The 1-sec.

This is a small demo on how to use interrupt to flash a led at a 1 sec rate.

PIC16F688 have one 8-bit timer. This means that the max value TMR0 can have ...

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26.12.23

Read the GPRMC sentence

How to read the RMC sentence from a gps.

This litte program reads the GPRMC sentence from a GPS module, and display it on a screen.

// INCLUDE LIBRARIES

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26.12.23

PIC 16F688 ADC to RS232

Introduction This little program reads the ADC value from AN7, and transmits the value to the TX pin.


All the Uart - code is in the uart_header and uart_source files.
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26.12.24
PIC 16F690: Engine Timer
This is the program running on the PIC 16F690:
// INCLUDING LIBRARIES
#include < xc.h >
#include < stdio.h >
#include < stdlib.h >
#include < string.h >
#include < stdbool.h >

/...
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02.05.24
PIC - Toggle an LED using a Hall Effect Sensor
Here's a little C program for a PIC microcontroller that toggles an LED based on input from a hall effect sensor:
#include 
#define _XTAL_FREQ 8000000  // Se...
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20.05.24
PIC16F690 - LCD counter - The software
New updated version of the Engine Timer




This is a work in progress, and the code is not finished. It need some comments


The code has been slightly change. Now we're...
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26.12.24
PIC16F628A - RGB LED Fade in and out
This program utilize the functions from RBG leds. It starts with the red color. The red color of the RGB is faded in and out 3 times. Then it moves on to the green color. Same here. Fades in and ou...
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