Circuits & Schematics Microcontrollers Usage: pic - 6

51. 16x8 LED Matrix Display
    Circuits Microcontrollers Usage Microchip PIC18F2550
    .. to the display via BC337 transistors which switch the current. The real-time clock is a DS1302 which is connected to the PIC using a modified SPI style interface, the DS1302 uses a standard SPI style 3-wire interface however the data wire ...
    29-08-2011

52. Atmega8 measures ambient temperature and relative humidity using HSM-20G sensor. Part 1. Schematic
    Circuits Measurement Microcontrollers Usage
    .. calibrated digital outputs for temperature and relative humidity. I also illustrated how to interface those sensors with a PIC microcontroller. Shawon Shahryiar from Dhaka, Bangladesh shared this project with us where he describes a method of ...
    29-07-2011

53. Voltage monitor for car's battery and its charging system. Part 2. Software
    Circuits Measurement Microcontrollers Usage
    .. 1. Schematic Software The firmware for this project was developed in mikroC Pro for PIC compiler. The equations to derive the input voltage from the 10-bit ADC output (Digital Number, DN) are described ...
    29-07-2011
54. Voltage monitor for car's battery and its charging system. Part 1. Schematic
    Circuits Measurement Microcontrollers Usage
    My 2010 Equinox has got every feature that a modern automobile should have. However, one thing that I personally find missing is the real-time monitoring of voltage across the car’s battery terminals. This may not seem to be that important ...
    18-07-2011
55. Super Flux RGB LED Controller
    Circuits Microcontrollers Usage Light
    Hélio Pereira Introduction In this project it was used the Piranha Super-flux RGB LED of common anode, and the PIC18F25K20 , in order to generate combinations of colors. It has two function modes, automatic that generate the color sequence ...
    07-07-2011
56. Experimenter's board for Enhanced Mid-Range PIC microcontrollers (PIC16F1827 and PIC16F1847). Part 2. Testing of the board
    Circuits Microcontrollers Usage
    .. switches: Connect SW1 through SW6 to RB0-RB5 port pins We will write a test program in mikroC Pro ( mikroElektronika )for PIC that will first initialize the character LCD and send a test message to display. You can vary the contrast of the ...
    30-06-2011
57. Experimenter's board for Enhanced Mid-Range PIC microcontrollers (PIC16F1827 and PIC16F1847). Part 1. Theory and Schematics
    Circuits Microcontrollers Usage
    .. for PIC16F628A. Last month, Microchip Technology Inc. announced the latest addition to its Enhanced Mid-Range core 8-bit PIC microcontroller (MCU) family by introducing PIC16F(LF)1847 . When I went through its features I was tempted. The ...
    28-06-2011
58. Increase efficiency in embedded digital-I/O lines
    Circuits Microcontrollers Usage
    .. bus. This method needs no driver. You can apply it to any programmable device with LED-driving capabilities, such as small PIC or Atmel microcontrollers. Figure 1. Common-anode and common-cathode LED displays can connect to the same bus In ...
    22-06-2011
59. Eight-digit counter works with common anode or common cathode
    Circuits Microcontrollers Usage
    Charaf Laissoub Replace classical counters with a microcontroller. A classical design for directly driving eight seven-segment LED displays requires as many as 15 I/O lines. Previous Design Ideas have described many approaches for using a maximum ...
    10-06-2011
60. Arrange LEDs as seven-segment displays
    Circuits Microcontrollers Usage
    .. you have a pin-limited PIC microcontroller, you can still produce a seven-segment display Charaf Laissoub, France Edited by Martin Rowe and ...
    06-06-2011

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