Circuits & Schematics Microcontrollers Usage: pic - 5

41. 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 ...
    10-02-2012

42. 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 ...
    07-02-2012

43. Interfacing a KS0108 based Graphics LCD. Part 1 - Theory
    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 ...
    31-01-2012
44. 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 ...
    19-01-2012
45. 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 ...
    15-01-2012
46. 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 ...
    27-11-2011
47. The simplest possible RFID emulator. Part 1 - Schematic and Firmware
    Circuits Wireless Microcontrollers Usage
    .. achieve this by switching the GP4 as input (High-Impedance) or output (connected to GND). THE FIRMWARE Some knowledge on PIC assembler is requiered to understand perfectly this section. Basically, The code for emulating a read-only tag is ...
    25-11-2011
48. Embedded MP3 module. Part 1 - Schematic
    Circuits Audio Microcontrollers Usage
    This embedded MP3 module is an universal and compact circuit for playing MP3 audio files. The MP3 module can be used in embedded systems. The MP3 files (up 65,536) are stored in a micro SDcard. Controlling the module could be done either by buttons ...
    25-10-2011
49. Quick Key Adapter, 10 Button HID Keyboard. Part 2 - Firmware
    Circuits Interfaces Computers and Peripherals Microcontrollers Usage
    .. files were taken and modified from Microchip's example code. They had wrote it in a way so it can run on multiple different PIC devices, so there is a lot of extra code not needed. The rest is mostly USB related code, the only function that ...
    08-09-2011
50. Quick Key Adapter, 10 Button HID Keyboard. Part 1. Schematic and PCB
    Circuits Interfaces Computers and Peripherals Microcontrollers Usage
    ChromationSystems This Instructable covers creating a USB connected Human Interface Device Keyboard that has 10 button inputs which are mapped to key combinations in the firmware. Key combinations can be quickly accessed without using the keyboard ...
    07-09-2011

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