So I am one of the 200 lucky bastards who receive the Espressif ESP32 beta units. It arrives in a nicely printed packaging which resembles very much like a jewel box. And…
Category: Project
ESP8266 MQTT client on RTOS
In the recent Maker Faire I demonstrated an ESP8266 MQTT VFD clock. Some readers had wrote to ask for the soure code. Because the project was builtup within only 2 days, the…
TrueSTUDIO STM32 project to GCC Makefile converter
Since I wrote the STM32CubeMX to Makefile converter, a lot of people have been helping to improve the project. Thanks! Meanwhile I also heard a lot of complaints about the quality of STM32Cube…
STM32CubeMX GCC Makefile project
Writing peripheral initialization code is probably the most tedious work in embedded development. It always successfully stops me from starting a new project. I believe engineers at STMicroelectronics share the same pain. Therefore…
ESP8266 breadboard adapter and I’m on Tindie
The rise of the ESP8266 WiFi chip was almost overnight with Espressif’s open approach and pushing from Hackaday. While no ground-breaking product has yet emerged, the development on the chip are phenomenon….
Macbook Bluetooth upgrade for LightBlue Bean
During last year’s blackfriday sale I was introduced to the epic Lightblue Bean “Cheaper than a turkey” promotion. I grabbed two beans during a group buy spree. A week later’s The AmpHour interview with…
Happy New Year from ESP8266
Happy New Year!
Season’s Greeting from VFDuino
To all my readers: Wish you a very Merry Christmas.
Minimalism AVR development board
Lacking of proper development board always poses huge resistance for me to jump onto a new MCU. Even with the most prototyping friendly DIP packages, wiring a programming header onto the breadboard is both…
HOWTO: Use STM32 SPI half duplex mode
I’ve got my hands onto some STM32F030F4P6 ARM-Cortex M0 processors. Though touted as “32 cents 32-bit micro”, it is not that inexpensive from DigiKey in one-off quantity ($1.45). However it is still cheaper…