Circuits & Schematics: pic - 6

51. A diode ladder multiplies voltage under software control
    William Grill
    Circuits Supply Microcontrollers Usage Power
    An eight-pin micro multiplies, monitors, and delivers a boosted voltage to a load The circuit in this Design Idea uses a Microchip PIC12F510 controller to drive a voltage multiplier ladder and a single pin to output status and to input a trigger ...
    Mar 30, 2012

52. Intelligent Fan Controller. Part 3 - Software and controller configuration
    Circuits Computers and Peripherals Microcontrollers Usage
    .. The program for the microcontroller. This is in the form of a HEX file and must be loaded into the microcontroller using a PIC programmer (not required for the Altronics kit which comes with a pre programmed microcontroller chip). The source ...
    Mar 15, 2012

53. Intelligent Fan Controller. Part 1 - Schematic
    Circuits Computers and Peripherals Microcontrollers Usage
    The Intelligent Fan Controller is designed to control the noise generated by the fans inside your computer. It does this by varying their speed based on temperatures measured inside the case. When it is cool the fans will run slowly and they will ...
    Mar 15, 2012
54. Low cost temperature data logger using PIC and Processing
    Circuits Measurement Microcontrollers Usage
    .. describes an easy and inexpensive way of adding a digital thermometer and data logging feature to a PC. It involves a PIC microcontroller that gets the surrounding temperature information from the Microchip MCP9701 sensor, and sends it ...
    Feb 27, 2012
55. Interfacing a KS0108 based Graphics LCD. Part 3 - GLCD Library of mikroC Pro for PIC
    Circuits Microcontrollers Usage
    .. 1 - Theory Part 2 - Schematic, Firmware for the PIC microcontroller to initialize the GLCD In the first part of this tutorial, we discussed about Winstar’s ...
    Feb 10, 2012
56. Interfacing a KS0108 based Graphics LCD. Part 2 - Schematic, Firmware for the PIC microcontroller to initialize the GLCD
    Circuits Microcontrollers Usage
    .. GLCD to microcontroller Software We will be writing our test program in C using MikroElektronika’s mikroC Pro for PIC compiler. Although, the compiler does provide built-in library routines for GLCD operations, we will first try to ...
    Feb 7, 2012
57. Interfacing a KS0108 based Graphics LCD. Part 1 - Theory
    Rajendra Bhatt
    Circuits Interfaces Microcontrollers Usage
    .. based character LCDs. Today we will see how to interface a KS0108 (name of the display controller chip) based GLCD to a PIC microcontroller. Since GLCDs are real resource hungry devices (in terms of required I/O pins and memory), a bigger ...
    Jan 31, 2012
58. USB Audio Multiplexer
    Circuits Audio Interfaces Microcontrollers Usage
    On my desktop PC I have a speakers and a headphones. Usually I use headphones, but when I need to switch to speakers I need to physically plug in speakers instead of headphones to my PC’s soundcard. I wanted to solve this problem for a long ...
    Jan 19, 2012
59. Expand Microcontroller Input Capacity Using Ternary Logic
    Circuits Microcontrollers Usage
    Dev Gualtieri When designing with low pin-count microcontrollers, you sometimes need just one or two more digital input pins than you have available. Fortunately, many digital inputs on such microcontrollers also double as low-resolution analog ...
    Jan 15, 2012
60. The simplest possible RFID emulator. Part 2 - Improving the emulator
    Circuits Wireless Microcontrollers Usage
    .. 100 nF is enough. The schematic with the cited improvements: NOTES The microcontroller used for this project is the PIC 12F683. However, any other PIC 12F (or even 16F) microcontroller is suitable for the emulator. The firmware should ...
    Nov 27, 2011

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