CR2032 Simulator
In this low effort post I briefly describe what a CR2032 Simulator is an how to make one.
Read More CR2032 SimulatorAuthor: Sam Perry
18650 Battery Shield Keep Alive Circuit
A simple analog circuit used to keep the 5V rail of a battery shield active when there is zero load.
Read More 18650 Battery Shield Keep Alive CircuitTronxy P802M: Final Upgrade
Wanting a more rigid frame over the acrylic frame I set about on the final upgrade of the Tronxy P802M, a full metal frame.
Read More Tronxy P802M: Final UpgradeCNC 3018 Pro Router: Adding Endstops
The CNC 3018 Pro Router does not come with endstops. While not required for use I wanted to add endstops to enable homing and as a safety for making sure the 3018 pro does not try to go outside of its bounds.
Read More CNC 3018 Pro Router: Adding EndstopsCNC 3018 Pro Router: Build, Setup, and Thoughts
After reading a few articles in Digital Machinist featuring the CNC 3018 Pro Router I decided to pick one up.
Read More CNC 3018 Pro Router: Build, Setup, and ThoughtsMatrix Technology MPM-1010 Digital Power Meter
A quick review of the Matrix MPM-1010 digital power meter, a benchtop version of the Kill A Watt.
Read More Matrix Technology MPM-1010 Digital Power MeterRazer Mouse Middle Click Failure
While working on CAD for a update to the Tronxy P802M 3D printer I lost the ability to navigate FreeCAD using the middle mouse button. This was disruptive to my productivity and I have spent a considerable amount of time tracking down the problem. My first thought with anything computer related is software so I […]
Read More Razer Mouse Middle Click FailureKeithley 17x USB Adapter
The following device is used to connect the Keithley 177 and 179 digital multimeter to the PC. The USB Adapter is a serial COM port enabling the user to use simple serial terminal programs to read data from the Keithley multimeter. The device fully isolates the PC from the multimeter through optoisolators and has no impact on the meters performance. The Keithley 17x USB Adapter is a simple device for connecting two great multimeters to the PC to further increase their value to hobbyists by enabling data logging.
Read More Keithley 17x USB AdapterTronxy P802M: Controller Upgrade to 32 bits
Inspired by a YouTube video I decided to upgrade the controller on my Tronxy P802M from the Melzi 2.0 8 bit controller to a 32 bit BIGTREETECH SKR V1.3 controller. Below is a guide for anyone else looking to upgrade the controller on their Tronxy P802M to the SKR V1.3.
Read More Tronxy P802M: Controller Upgrade to 32 bitsSSD1306 OLED Display Library for MSP430G2 TI LauchPad
This is a simple library for interfacing a MSP430G2 LaunchPad with a 128×64 SSD1306 OLED display using i2c. Much of the code for the display has been borrowed from Adafuit’s wonderful SSD1306 Arduino library with modifications so that it will work with the limited RAM available on the MSP430G2553.
Read More SSD1306 OLED Display Library for MSP430G2 TI LauchPad