Latest Posts - Juan Tech Blog

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3D printer , 3D printing , Creality Hi

My First 3D Printer Creality Hi & 3 Failed Prints on My First Try!

My First 3D Printer Creality Hi & 3 Failed Prints on My First Try! Recently, I got my first 3D printer, the Creality Hi. I beli...

Juan 6 Jul, 2025

cloud data storage , cloudflare workers , cloudflare workers kv

Create a Telegram Bot using JavaScript, Cloudflare Workers and Cloudflare Workers KV.

Create Telegram Bot using JavaScript, Cloudflare Workers and Cloudflare Workers KV. I want to create a bot that can congratulate other T...

Juan 15 Jan, 2025

Arduino , CH340

How to Fix CH340 USB-to-Serial Driver 3.8 version issue.

ESP-01S and ESP USB Programmer with CH340 chip. Recently, I started working with the ESP-01S module and CH340 ESP programmer. However, whe...

Juan 21 Jun, 2024

How to install Hugo on Windows 11.

How to Install Hugo on Windows 11 I recently switched from macOS(Hackintosh) to Windows 11. So, a lot of things need to be installed ...

Juan 17 Mar, 2024

ESP8266 , esphome , Home Assistant

Build Human Presence Sensor with ESP8266, LD2410 and ESPHome, Integrate into Home Assistant.

My cheap Human Presence Sensor. Here is my cheap human presence ...

Juan 23 Dec, 2023

Docker , Docker Compose , Mosquitto

Hosting Mosquitto MQTT Broker on Docker Compose

Hosting Mosquitto MQTT Broker on Docker Compose I'm planning to build motion and contact sensors for my washroom that can automat...

Juan 15 Oct, 2023

Orange Pi , Orange Pi Zero 3

Orange Pi Zero 3: Read this Before You Buy.

Orange Pi Zero 3 I placed an order for Orange Pi Zero 3 since the last post ....

Juan 22 Aug, 2023 3

Orange Pi , Orange Pi Zero 3 , Raspberry Pi

Buy an Orange Pi Zero 3 instead of Raspberry Pi 4.

Orange Pi Zero 3: Raspberry Pi 4 cheaper alternative? I'm looking for a cheap SBC(single-board computer) that can replace my laptop t...

Juan 21 Aug, 2023

ESP-01 , ESP-01S , ESP8266

Try out to Power the ESP-01S(ESP8266) with Rechargeable NiMH batteries and HT7833 voltage regulator.

I plan to build a contact and motion sensor for my bathroom. My bathroom doesn't have wall sockets. My contact and motion sensor should...

Juan 26 Jul, 2023

Arduino , Arduino Project , DIY

Arduino + ESP8266 + RC522 RFID Module to save RM 100 replacement fee for my RFID access card.

ESP8266 connects with RC522 RFID module. My RFID card just not working anymore. We passed the access card to the management and let them fi...

Juan 24 May, 2023

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