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Beginner‑friendly embedded tutorial explaining analog‑digital signals, ADC internal structure, workflow and key performance parameters.
Getting Started with Embedded ADC: Analog‑Digital Signals & Peripheral Basics
ruilixin6
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62
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Hands‑on tutorial for reusable lightsleep implementation on Raspberry Pi Pico, including UART debug method and power‑consumption optimization tips.
Hands‑On: Write Reusable Pico lightsleep Code With UART Debug & Power‑Saving Optimization
ruilixin6
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42
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Hands‑on tutorial for writing reusable idle‑mode code on Raspberry Pi Pico, plus practical power‑consumption optimization tips.
Pico Reusable Idle‑Mode Code & Power‑Saving Tips
ruilixin6
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45
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Comprehensive explanation of MicroPython low‑power API, practical usage and common pitfalls for Raspberry Pi Pico RP2040.
From API to Practice: Full Analysis of Raspberry Pi Pico Low‑Power Software Control Usage and Caveat
ruilixin6
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51
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In‑depth explanation of microcontroller low‑power theory and RP2040 register‑level configuration for Raspberry Pi Pico.
Low‑Power Modes Deep Dive: From General Principles to Pico RP2040 Register Configuration
ruilixin6
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45
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Full‑process analysis of DS1232 external watchdog driver and experiment based on MicroPython.
Full‑Workflow Analysis of DS1232 External Watchdog Implemented with MicroPython
ruilixin6
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40
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Core logic and implementation of Pico multi‑threaded software watchdog
From Theory to Practice: Pico Multi‑Threaded Watchdog‑Core Logic & Implementation
ruilixin6
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53
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Advanced embedded hands‑on tutorial, implementing software watchdog with custom recovery logic based on MicroPython for Raspberry Pi Pico.
Advanced Embedded: Build Recovery‑Enabled Software Watchdog with MicroPython
ruilixin6
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42
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Practical guide for Raspberry Pi Pico WDT under MicroPython, covering API usage and built‑in watchdog test example.
MicroPython Raspberry Pi Pico WDT Practical Guide: From API to Built‑in Watchdog Experiments
ruilixin6
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54
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Detailed introduction for DS1232 supervisor chip, covering internal modules, watchdog timer and power‑supply monitoring working principle.
DS1232 Explained: Watchdog Timer & Power‑Monitor Unit
ruilixin6
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46
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RP2040 built‑in watchdog mechanism, clock, counter and key registers.
RP2040 Built‑in WDT Deep‑Dive: Clock, Counter & Register Analysis for Pico
ruilixin6
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38
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Beginner‑friendly introduction to watchdog timer WDT, covering working principles, classification and real‑world embedded application scenarios.
Watchdog Timer (WDT) Explained: Principles, Classifications & Beginner Practical Guide
ruilixin6
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46
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Practical embedded tutorial to implement digital alarm clock based on Raspberry Pi Pico and DS1302 RTC under MicroPython.
Pico MicroPython: Build Digital Alarm Clock Using DS1302 RTC
ruilixin6
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46
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RTC control and NTP time synchronization practice on Raspberry Pi Pico with MicroPython.
Raspberry Pi Pico MicroPython: RTC Configuration & NTP Time Sync
ruilixin6
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43
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Practical embedded RTC tutorial covering DS1302 features, registers, communication timing and PCB layout design.
DS1302 RTC Hands‑on Guide: Features, Registers, Timing & PCB Layout
ruilixin6
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46
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RP2040 RTC register analysis for SETUP, IRQ and INTF configuration
RP2040 RTC Register Deep‑Dive: SETUP, IRQ, INTF Usage & Configuration
ruilixin6
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34
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Full guide for RTC: structure, accuracy, error and applications.
RTC Real‑Time Clock Deep Dive: Structure, Accuracy, Error & Use‑Cases
ruilixin6
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48
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MQTT subscribe implementation and message handling on Pico.
Pico MicroPython MQTT Client: Subscription & Message‑Handling Explained
ruilixin6
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31
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Practical guide for Pico to publish JSON messages to EMQX broker.
Pico MicroPython MQTT Practice: Publish JSON Payloads to EMQX
ruilixin6
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38
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EMQX public‑broker merits and MQTTX usage.
EMQX Public Broker & MQTTX: Key Advantages and Operation Guide
ruilixin6
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41
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Compare umqtt libraries and build stable MQTT‑client
MicroPython Guide: umqtt.simple vs robust, Modify Stable MQTT Client
ruilixin6
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38
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Build W5500 HTTP server for web‑based LED control.
MicroPython W5500 HTTP‑Server Tutorial: Web One‑Click LED Control
ruilixin6
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29
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urequests usage and Pico HTTP‑client implementation.
Understand in One Article: MicroPython urequests Library and Pico HTTP‑Client Implementation
ruilixin6
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67
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Build W5500 HTTP server to control LED from web page.
MicroPython W5500 HTTP‑Server Tutorial: Web One‑Click LED Control
ruilixin6
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59
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