Zeruns's Blog - English Site

Python Formatted Output (% and format Usage)

Integer Output %o—Octal (Base 8) %d—Decimal (Base 10) %x—Hexadecimal (Base 16) Floating-Point (Decimal) Output Formatted Output >>> awsl = 2.333 >>> p

Python Formatted Output (% and format Usage)

作者：zeruns 发布时间：2024-12-28

分类： Python

标签： #Python , #Format , #Study Notes

What is dB? How to Calculate dBm, dBc, dBi, and dBd, and What Are Their Differences?

What is dB? How to calculate dBm, dBc, dBi, and dBd, and what are the differences? Introduction In the fields of electronics, communications, and audi

作者：zeruns 发布时间：2024-11-24

分类： Electronics / Circuits

标签： #Electronics , #dB , #dBm , #engineering , #communications

[Study Notes] Trigonometric Functions (Sine, Cosine, Tangent)

The sine function and cosine function are the two most fundamental and significant functions in trigonometry. They have extensive applications in desc

[Study Notes] Trigonometric Functions (Sine, Cosine, Tangent)

作者：zeruns 发布时间：2024-11-21

分类： Study Notes

标签： #Trigonometric Functions , #Functions , #Math , #sin , #cos , #tan , #Study Notes

Open-Source 140W+65W Buck-Boost PD3.1 Fast-Charging Module (2C+1A Ports), IP6557+IP6538,

Open-sourcing a 205W buck-boost fast-charging module (140W+65W) based on the IP6557 and IP6538 chips. One Type-C port supports the PD3.1 protocol, wit

Open-Source 140W+65W Buck-Boost PD3.1 Fast-Charging Module (2C+1A Ports), IP6557+IP6538,

作者：zeruns 发布时间：2024-11-16

分类： Electronics / Circuits

标签： #Electronics , #Electronics,Circuits. , #Buck-Boost , #PD3.1 , #PD , #Open-Source , #Fast-Charging , #Fast-Charging Module , #IP6557 , #IP6538 , #Desktop Charger , #Charger , #Power Supply , #Power , #SMPS

A Simple Unboxing and Review of EastTester(中创) ET4410 Desktop Digital LCR Meter

Recently, I purchased an Digital LCR Meter to complete the equipment in my laboratory. I chose the EastTester(杭州中创) ET4410 as it offers a relatively h

A Simple Unboxing and Review of EastTester(中创) ET4410 Desktop Digital LCR Meter

作者：zeruns 发布时间：2024-11-13

分类： Reviews & Teardown , Electronics / Circuits

标签： #LCR , #Electronics , #Circuits , #Embedded , #ET4410 , #East Tester , #中创 , #杭州中创

STM32F407-Based LVGL Project Template for MSP3526 Screen (FreeRTOS and Bare Metal Editions)

I have successfully ported the LVGL graphics library to the STM32F407 and it is compatible with the MSP3526 LCD screen. If you need to switch to a dif

STM32F407-Based LVGL Project Template for MSP3526 Screen (FreeRTOS and Bare Metal Editions)

作者：zeruns 发布时间：2024-11-12

分类： Internet of Things / Embedded

标签： #MCU , #Embedded , #MSP3526 , #LVGL , #STM32 , #TFT , #LCD , #SPI , #STM32F407 , #STM32F407VE , #ARM , #RTOS , #FreeRTOS

STM32 based OLED screen driver with software or hardware I2C support (HAL library)

0.96" OLED(SSD1306) display driver based on STM32 G474 (4-pin I2C interface), supports hardware IIC/software IIC , HAL library version. This driver is

STM32 based OLED screen driver with software or hardware I2C support (HAL library)

作者：zeruns 发布时间：2024-11-12

分类： Internet of Things / Embedded

标签： #Embedded , #STM32G474 , #STM32 , #Electronics , #OLED , #SSD1306 , #MCU , #I2C , #IIC

Synchronous Rectification Buck-Boost Digital Power Supply Based on STM32

A four-switch Buck-Boost digital power supply based on STM32G474, supporting TypeC interface PD decoy input and DC5.5 interface input, with input/outp

Synchronous Rectification Buck-Boost Digital Power Supply Based on STM32

作者：zeruns 发布时间：2024-11-12

分类： Electronics / Circuits , Internet of Things / Embedded

标签： #Circuits , #Electronics , #STM32 , #Power , #STM32G474 , #Embedded , #MCU , #Buck-Boost , #Digital Power , #Power Supply , #Open-Source , #PD , #SMPS

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