This article talks about how I hack a UYue 946 preheater and convert it into a solder reflow hot-plate. Continue reading “Converting UYue Preheater into a Solder Reflow Hot-plate”
Converting UYue Preheater into a Solder Reflow Hot-plate
The simplest button debounce solution
Recently I came across a piece of code which is nearly 50 lines long, plus several global variables, a state machine, all it does is to debounce two buttons. Button debounce does not to be this complicate, in this article I will show you probably the simplest button debounce solution. Continue reading “The simplest button debounce solution”
How to Install STM32CubeIDE on Mac and STM32 LoRa Discovery Kit
Recently I got two STM32 LoRa Discovery boards(B-L072Z-LRWAN1) for my LoRa project, and I need to install STM32CubeIDE and an STM32 Expansion Package i-cube-lrwan in order to use the board. It took me a while to figure out everything and I thought it would be good to share how I set everything up. Continue reading “How to Install STM32CubeIDE on Mac and STM32 LoRa Discovery Kit”
Simple steps to setup WordPress SMTP email without a plugin
Recently a reader of my blog asking on how to setup WordPress mail. It turns out it take a just a few simple steps to make the WordPress SMTP email works without a plugin. Continue reading “Simple steps to setup WordPress SMTP email without a plugin”
Lora – Part 2: RAK5205 LPWAN Tracker Board
Continue from previous article where I examines the RAK7243 Lora gateway, in this article I take a look at RAK5205. I like the RAK7243 but couldn’t say the same for RAK5205 for several reasons… Continue reading “Lora – Part 2: RAK5205 LPWAN Tracker Board”
Lora – Part 1: RAK7243C Lora Gateway
A week ago, I got a chance to borrow a RAKWireless’ RAK7243C LPWAN Developer Gateway and a few RAK5205 WisTrio modules for a test, and this is my first impression of the products with my understanding on how it works. Continue reading “Lora – Part 1: RAK7243C Lora Gateway”
Arduino-Compatible Development Board with ATtiny3217
ATtiny3217 is a modern AVR microcontroller chip from Microchip that could potentially replace ATmega328p that is widely used in official Arduino boards, and here is how I build an Arduino compatible development board based on ATtiny3217. Continue reading “Arduino-Compatible Development Board with ATtiny3217”
A review on Seeed Studio pH and EC Sensor Kits – Part 2
This is the second part of the two-parts review on Seeed Studio’s ph and EC Sensor Kits. In this part, I will take a closer look at EC Sensor Kit and how to measure EC with an Arduino. Continue reading “A review on Seeed Studio pH and EC Sensor Kits – Part 2”
A review on Seeed Studio pH and EC Sensor Kits – Part 1
For the past several months, I’ve been searching for a cost-effective pH and EC sensor kit and I evaluate Seeed Studio’s new pH sensor kit and EC sensor kit this week. Continue reading “A review on Seeed Studio pH and EC Sensor Kits – Part 1”
ESP-01 Range Test with ESP-Now Protocol
I recently did a range test over a pair of ESP-01 running ESP-Now, by no means its a comprehensive test, but it gives a better understanding of ESP-01 wireless performance and the ESP-Now protocol. Continue reading “ESP-01 Range Test with ESP-Now Protocol”