Arduino pwm solar charge controller #1 – mosfet configurations
Thoughts about MOSFET configurations for my new Arduino PWM Solar Charge Controller project. I've settled on an N-channel, high-side MOSFET…
Review: soshine s7 li-ion/nimh single cell battery charger
Review of the Soshine S7 battery charger and 3 different lithium 18650 cells bought on eBay. I'm not providing a…
12v multimode learning wireless remote control
A low cost single channel wireless remote control system with latching, toggle and momentary modes and remote fob code learning…
Arduino pwm solar charge controller #2 – charge pump
For a charge pump circuit, I need complementary PWM outputs - one going high when the other goes low. This…
Arduino experiment: playing with inline assembler
What started with the need to embed a single assembly language instruction in an Arduino sketch, became a complete flashing…
Review: 4-cell/6-cell 18650 usb mobile power banks #2
Review of two different USB mobile power banks - white 4-cell with 3-digit 7-segment LED display and black 6-cell with…
Review: 4-cell/6-cell 18650 usb mobile power banks #1
Review of two different USB mobile power banks - white 4-cell with 3-digit 7-segment LED display and black 6-cell with…
Arduino mppt solar charge controller #19 – season two plans
Plans for this season's work on the MuPPeT solar test rig. A look at Ralph's implementation of this project in…
Update: diy single 18650 cell mobile power bank
Charge termination test and a bright pink USB torch head
Arduino power saving tutorial: clock pre-scale and sleep
Experiments to reduce current consumption of the Arduino-compatible Pro Mini.