Basic hello world demo for atmel xmega usb chips tested with the xmega32a4u. Usb hid mouse demonstration for the stk600 development board atxmega128a4u chip. Download example programs for the codevisionavr c compiler. Usb hid joystick demonstration for the at90usbkey development board at90usb1287 chip. Usb device interface udi for human interface device keyboard hid keyboard 347kb. Avr dragon emulator and programmer with avr xmega board and mounted 100pin atxmega128a1 microcontroller.
This class makes it possible to connect communication devices such as digital telephones or analog modems, as well as networking devices like adsl or cable modems. Led, button and terminal print functions performance analyzer application. For a project i am making a usb keyboard, it has a few buttons and the keys should be programmable. This time he took the time to show you how to control an mcu from a computer through usb. Xmega architecture specific ioport service implementation header file. This presentation will cover the avr xmegas usb capabilities, including full speed usb operation with up to 31 endpoints and the ability to operate without the need for external crystals.
The input file can be a binary file or a text file for example, an existing c header file. The communication device class cdc is a generalpurpose way to enable all types of communications on the universal serial bus usb. Build the project and download firmware to the efm32 kit. It will also examine a special multipacket function that maximizes data transfer rates while minimizing the cpu load. In the old days pre2000, electronic microprocessor peripherals were expensive and brain power was cheap in comparison. Avr xmega handheld programmer bluetooth serial can usb. John used our own example as a starting point, expanding it with additional. By executing instructions in a single clock cycle, avr achieves throughputs cpu approaching 1million instructions per. This software is a major upgradation of usb pic com. This will read a usb human interface device hid report descriptor from the specified input file then attempt to decode it and, optionally, create a c language header file from it. Before that, unfortunately, the xmegab1 xplained doesnt have on board rs232 connector for usart. The main board needed to use 4 serial lines to communicate with a gps, an inertial measurement unit razor 9dof imu, a twoline lcd and a remote terminal for serialuidruid4arduino configuration and control. The usb connector is used to connect the usbuart module of the development system to a pc.
There are usb examples for the atxmega32a4u on the stk600 in the asf example projects provided with avr studio 5. Plus software, sample c code projects and avr xmega documentation. Usb device interface udi for human interface device mouse hid mouse. Xmega dfu bootloader changing the sensing pin the dfu bootloaders that atmel supplies, as intel hex files, for its xmegas have predetermined pins used to sense whether or not to skip the bootloader and start the application, or to register the device to the host pc via usb. However direct segment lcd interface and usb connectivity are the features that makes xmega preferable over megatiny devices. The xmega series is a powerful addition to the existing arsenal of atmels avrcore micros. The xprotolab can also be used as a development board for the avr xmega microcontroller. In this demo, the 4bitsperpixel source bitmap is gamma. Dip board all atxmega pins brought out to clearly labelled headers all parts except the header pins are presoldered fits in standard breadboards micro usb connector with usb and power supply functionality supply voltage regulator for. Introducing a new breed of microcontrollers for 816bit applications this whitepaper discusses the key challenges that 816bit embedded developers meet and how the new xmega avr family from atmel brings 816bit microcontrollers up to a new level of system performance. No ctsrts control is performed, so flow control must be set to none in the terminal program. Therefore we will directly move to usart configuration. In order to use the usbuart module, it is necessary to select which uart module of the microcontroller will be used.
This documentation has been automatically generated, and documents the source code found in the microchip advanced software framework asf. I have chosen the atxmega32c4, since it has usb support and well as a handy asf library in atmel. This document applies to all xmega with usb module. Check detailed features of atmel avr xmega series here. Why and how you should start using xmegas inductive. Connect the usb cable between the device mcu plugin board usb connector and.
It uses the internal rc oscillator for the usb clock. Only the register names are different for xmega than that of mega avrs. Usb to mcu hid terminal a video tutorial for easypic. Lufa usb stack cdc demo an0861 application note introduction. The mtx1 is a flexible usb development board for the atmel atxmega128a1 microcontroller. One boot loader binary is compiled and released for each avr xmega device. Contribute to kuro68kvusbxmega development by creating an account on github. The xmega with usb interface devices, interface other than the usb connector. An spi port was used to interface with an sd card, and there were enough pins left over to provide for power switching on the external modules, input buttons and a 10 led bargraph. Yes, i recommend using a standalone usb serial dongle simply because a uart is easier to program and i am scared of having to enable the usb peripheral in the xmega. Asf atmel qtouch with xmega usb hid 8bit atmel microcontrollers features singlechip solution atmel qtouch and usb hid on atmel avr atxmega256a3bu using qtouch library 4. This is a collection of usb bootloaders for atmel xmega microcontrollers. The device makes use of an atmel xmega microcontroller and connects to a computer via usb.
Xmega tft developer kits tft developer kit xmega 8051. Requires a copy or link to the latest lufa source code in the current directory. Ssc supports multiple synchronous communication protocols generally used in audio and telecom applications such as i 2 s interic sound, short frame sync, long frame sync, etc. Usb hid terminal is a compact tool designed to make use of the hid class in order to test the communication to a usb device. The program aims to provide you with an easy to use method for sending. The mikroxmega development system can be easily connected to external devices via connectors and pads supplied on the board.
Advanced software framework asf audio sine tone tutorial. The microchip devices also include a dma controller, an innovative event system, a crypto engine, and multiple communication modules and timercounters. Android app save programmer contents to a prg file, send it to an android device and programmer can simply be reloaded with new contents. The xprotolab is the first mixed signal oscilloscope with an arbitrary waveform generator in a dip module. The end result being if you wave it about a bit the bitmap rendered magically in midair because of persistence of vision the different brightness levels are achieved by very rapidly switching the leds on and off using a method called binary coded modulation. This is a nearly nocomponent monochrome true vga output project, that utilizes onchip peripherals. A java program grabs that data from the hardware displaying test results on your choice of computer. The usart in xmega is almost very similar to usart in mega avrs. Rf4ce zrc terminal target application xmegaa3u at86rf212b zigbit atzbx212busb rf4cezid adaptor serial interface xmegaa3u at86rf233 zigbit atzbx233usb. As much as i have personally studied about it so far and felt, the xmega series incorporates many features of conventional 32bit arm micros like alternate io pin mapping functionalities, sophisticated clock options and data buses, multiple communication platforms that have several uses, variety of. A simple bootloader for the xmega that uses a raw hid interface so it can work without drivers. The loader for this mobile atmel avr programmer works in windows 2000, xp, vista, win7, win8 and win10, 32 and 64bit versions. Usb human interface device hid protocol definitions.
The xmega can communicate with a computer using the onboard usb to serial bridge. It also does some minimal sanity checks to verify that the report descriptor is valid. This demo uses 16 leds to output a 128x16 bitmap, one slice at a time. Usb relay control using hid provides control of hw554 usb relay boards using hid.
Asf atmel qtouch with xmega usb hid application note 420a. Lots of peripherals like sd card, usb, irda, sdram, adc and more. To make it as simple as possible to program mcus on our dev boards, most of them come with a preloaded usb hid bootloader. So we will use external connector for this tutorial. H default hid multitouch configuration for a usb device with a single interface hid. The xmega can be fully programmed over usb using the onboard avrispmkiicompatible pdi programmer no need to purchase an external programmer. Usb to mcu hid terminal a video tutorial for easypic fusion v7. Avr xmega controllers are available in five different series a series, b series, c series, d series and e series.