Circuits & Schematics - Interfaces - 6

Rajendra Bhatt, Nepal The use of a graphical LCD (GLCD) drastically changes the look of your project. It provides more freedom for presenting data than the HD44870 based character LCDs. Today we will see how to interface a KS0108 (name of the ...

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 ...

Part 1 - Reference Hardware Part 2 - ATmega32U4 Firmware, Demonstration Firmware, Windows Applications USB Generic HID C# Communication Library The USB communication and USB specific functionality (such as device attach and detach detection) is ...

Part 1 - Reference Hardware ATmega32U4 Firmware The reference firmware is an AVR Studio 5 project which includes both the framework code and the required parts of the LUFA stack. There are two independent firmware types the 'reference firmware' ...

The Atmel AVR range of USB capable devices provides a wide-range of functionality and peripherals to the professional and hobbyist; however the additional complexity of both microcontroller firmware and host PC drivers is a tall barrier to anyone ...

Part 1 - Schematic This device's design is based on the Low Pin Count Development Kit hardware from Microchip , Microchip Solutions has example programs for that development kit so it is quite easy to get them running on the device covered in this ...

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 ...

Miguel Ratton A single Category 5 cable links MIDI devices up to 100m away. The MIDI (Musical Instrument Digital Interface) protocol transfers digital control messages among synthesizers, audio equipment, and computers. A consortium of hardware and ...

3 in 1 universal converter. Based on FTDI FT232R chip seen as normal COM port, and two serial converters MAX232 and MAX485 . Allow to be used as RS232, RS485, or UAR TTL converter. Connections parameters can be set through the system, as in normal ...

Bernhard Linke A single IC produces a code that indicates which button is pressed. Sense multiple pushbuttons using only two wires figure 1Keyboards and numeric keypads often provide the user interface for electronic equipment, but many ...