Think & Create

Quickbooks is a good tool create invoices and log expenses, however it’s support of importing a spreadsheet is limited. Here is a way I found to move data from spreadsheet to Quickbooks through emulated keypress.

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This tutorial shows how to debug STM32 with VScode. Tested with $2 STM32F103C8T6 “blue pill” board and $2 ST link V2.

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Here is an example of using Arduino Due’s usb host port. The USB device is also an Arduino so repeat this experiment will be easier. The Arduino Leonardo is running LUFA’s Generic HID demo. If you don’t want to set up toolchain for LUFA. There is a pre-compiled hex file for Leonardo. Please notice this demo will take over USB and you have to reset your Leonardo to enter bootloader again. The Due side code can be compiled and uploaded with Arduino 1.5.8 directly.

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This is an updated version of flashlight on Google Glass. This flashlight get power and control signal from Glass’s micro-usb Port. A glassware can be voice activated to toggle the flashlight. However USB OTG (USB host) function requires root in XE11. More information on Github:

https://github.com/DeqingSun/USB_flashlight_Glass

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This is a laser-cut acrylic box that fastened by plastic push-in rivet.

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A recompiled JD2XX library that can work with processing. Using FTDI API can send and receive data at a much higher speed than Virtual Com Port. This works well with Arduino Duemilanove (ft232).

JD2XX4Processing

orginal:http://bleyer.org/jd2xx/

library

Some dll is needed in java/bin in processing’s application folder.