Power playground project

Spacewrench over at Dorkbotpdx published a new build, a Power Playground project: It’s a PMOS/NMOS H-Bridge with FETs that can handle 3 amps or so, plus a SPI current sensor, some switches & a rotary encoder (not stuffed yet), and a 7-segment display, all controlled by a Teensy-3.1 running FreeRTOS. I made this because I’m always running into battery, […]

Back to the mc-17 remote control

Tim writes: After the Maker Faire, I went back to the Graupner mc-17 remote control. The Arduino library from tronixstuff for the KTM-S1201 LCD which is also using a mPD7225 controller was a good starting point. But to get the LCD up and running, it took quite a bit of fiddling and logic sniffing. Once […]