STM32F103 vs GD32F103

STM32F103 vs GD32F103

Most of us do know the ST line of ARM chips called STM32. They come in multiple flavours and the STM32F103 is one of the most common entry level family of chips. They are called by ST as mainstream. They are a full featured 32 bit ARM Cortex M3 chip running at...
Seasonal Greetings

Seasonal Greetings

During the last days of 2017, we wish everybody around the globe the best for the next year. May your heart be warmed with the glow of your favorite soldering iron or hotair station and may all the 5mm, 1206 or even the 0402 LEDs light the days in this winter. We hope...
New bunch of PCBs have arrived

New bunch of PCBs have arrived

A couple of times a year I send in a bunch of PCBs. As usual I combine multiple designs and have them delivered express. That sounds a bit expensive but when ordering about 4-5 designs the cost is almost the same as the other snailmail options. I also make sure I send...
PCB Businesscard Nextgen: NFC enabled

PCB Businesscard Nextgen: NFC enabled

Designing a PCB businesscard seems to be the go-to for a hobbyist electronic engineers. Most people design either a passive PCB, USB HID/MSD device or battery powered LED frenzy. Uptill now I haven’t seen any cart that has a RFID, not even regular paper ones. As...