Circuits@Home

[...] 3.0 I (Lauszus) am pleased to announce that the first ARM processor is now supported by the USB Host library. It is the Teensy 3.0 which features an 32 bit Cortex-M4 ARM processor running at up to [...]

[...] Wireless Xbox360 code This is a short announcement of another nice contribution to the USB Host 2.0 library code. Kristian Lauszus from TKJ Electronics announced release of wireless Xbox360 [...]

[...] Power switch populated About a month ago I started shipping USB host shields built on PCB bearing revision number 2.0.1. On this PCB I added a new feature, suggested [...]

[...] keyboards and joysticks. To test this theory I made a simple setup consisting of Arduino UNO, USB Host shield and HD44780-compatible LCD display. I also wrote a simple sketch which polls the scale [...]

[...] A MOSFET controlling VBUS Today I want to show a simple USB Host Shield 2.0 modification which allows controlling power to USB peripheral. I learned this technique [...]

[...] xbox360 announcement Kristian Lauszus from TKJ Electronics made another contribution to USB Host Shield 2.0 library – support for Microsoft Xbox360 game controller. Files XBOXUSB.cpp and [...]

[...] ps3 usb code This is a short announcement about a new feature added to USB Host Shield 2.0 Library. Kristian Lauszus from TKJ Electronics developed and contributed code for [...]

[...] text of Arduino sketch plus parsers/callbacks is available on GitHub. The code works with USB Host Shield 2.0, it has been tested on Arduino UNO, Mega, as well as Mega 2560. Unlike USBHID_desc this [...]

[...] that ever-popular Sony PS3 game controllers are now supported by current (rev.2.0) USB Host Library. Kristian Lauszus from TKJ Electronics developed a library to interface with Dualshock [...]

[...] PS3 keyboard I am glad to announce that Bluetooth HID devices are now supported by the USB Host library. The library already supports PS3 and Wiimote controllers, but now you are also able to use [...]

[...] Discovering Arduino Bluetooth This is a second article about Bluetooth connectivity using USB Host library for Arduino. Previous article described Android connectivity; today, I will show how to [...]

[...] USB Host Library Documentation This is short but very important announcement. Kristian from TKJ Electronics [...]

[...] is 40 MHz which is too high for the MAX3421E chip. The modded shield can be seen on a title picture (click on it to make it larger). Uno32 is 3.3V board; even though the inputs on PIC32 [...]

[...] supply cover which takes time and exposes high voltages. The test setup presented on a title picture( click on it to make it bigger) shows how to access this test point leaving power supply [...]

[...] is necessary. A screenshot of descriptor report output of a typical mouse can be seen on title picture. The explanation follows. Mouse buttons are defined first. We can see that it is input [...]

[...] David Peters shared his modifications to my USB Isolator board. The board can be seen on a title picture (click on it to make it bigger), the design files can be downloaded and below is the list of [...]

[...] Compatible Bluetooth Dongles Kristian Lauszus from TKJ Electronics, a man behind PS3 and Xbox360 code in USB Host Shield 2.0 library did it again! I’m [...]

[...] announcement about a new feature added to USB Host Shield 2.0 Library. Kristian Lauszus from TKJ Electronics developed and contributed code for interfacing to several Sony PS3 game controllers and has [...]

[...] controllers are now supported by current (rev.2.0) USB Host Library. Kristian Lauszus from TKJ Electronics developed a library to interface with Dualshock 3, as well as Move Navigation and Motion [...]

[...] xbox360 announcement Kristian Lauszus from TKJ Electronics made another contribution to USB Host Shield 2.0 library – support for Microsoft [...]

Stack of shields Serial Peripheral Interface AKA SPI bus is a popular way to communicate peripheral IO controllers to a micro over short distances an [...]

WiFi and NFC shield stack Add-on boards AKA “shields” greatly expand the capabilities of standard Arduino platform. Typically, a shield adds a sp [...]

Bit reversal code After finishing hardware modifications for my three-SPI-device setup I started coding and hit a snag. Any device would happily work [...]

Arduino connected to Nexus S Since Kristian’s release of SPP service for USB Host 2.0 library I got many e-mails with questions about Bluetooth ser [...]

[...] an Arduino to a Windows machine using USB Host Shield ( available at the store ) and USB Bluetooth dongle. The biggest issue with Bluetooth [...] [...]

[...] dongle plus it is 100% compatible. Take a look at this example showing how to initialize PS3 controller and access its buttons, joysticks and accelerometers. Kudos to Kristian for this nice piece [...]

[...] protocol, differences between controllers, as well as plenty of links to other sources of PS3 controller interfacing knowledge. Kristian developed this library as a part of his Balancing robot [...]

[...] will help you getting field details such as size and count info. Also, if you don’t have Arduino Mega or 2560 to run USBHID_desc, report descriptor for your device can be obtained using one of [...]

[...] reports are output. The first report shows empty scale, the second – scale loaded with Arduino Mega/USB Host Shield combo on which USBHID_desc is running (~68g or 2.4oz). USBHID_desc is a useful [...]

[...] I got pretty tired of coding recently and had to switch my brain to something as distant from USB protocol as possible. Also, I’ve being planning a quadcopter build for which I need a motor [...]

[...] pretty tired of coding recently and had to switch my brain to something as distant from USB protocol as possible. Also, I’ve being planning a quadcopter build for which I need a motor [...]