Kirilgu USB To TTL Serial Port Converter Module 3.3V/5V Switch CH340N Chip With RX/TX LED Indicators 5B9Z4

.product-description {position: ;max-width: 944.0px;overflow: hidden;} .product-description span {max-width: 100.0%;word-break: break-word;} .product-description img {max-width: 100.0%;vertical-align: middle;} .product-description p {margin: 0;line-height: inherit;} .product-description pre {white-space: pre;white-space: pre-wrap;word-wrap: break-word;} .product-description .video-container-detail {justify-content: center;align-items: center;} .product-description div {} .product-description ul {list-style-type: disc;} .product-description ol {list-style-type: decimal;} .product-description ul, .product-description ol {margin-block-start: 1.0em;margin-block-end: 1.0em;margin-inline-start: 0.0px;margin-inline-end: 0.0px;padding-inline-start: 40.0px;} USB To TTL Serial Port Converter Module 3.3V/5V Switch CH340N Chip With RX/TX LED IndicatorsProduct Features1. Supports 3.3V and 5V operating voltages, directly adapting to various mainstream MCUs without the need for a level conversion chip.2. Features blue RX and red TX signal indicator lights for easy status monitoring.3. Utilizes the CH340N chip, supporting mainstream operating systems, offering excellent compatibility and greatly simplifying the learning curve.4. Ideal for space-constrained USB-to-serial applications, such as development boards and industrial control modules.5. Simple structure, plug-and-play, ideal for various embedded development and debugging scenarios.Product Parameters:Operating Voltage: 3.3-5VIndicator Lights: RX flashes red when data is present, TX flashes blue when data is present.Application ScenariosAd/Microcontroller Development: Most commonly found on various Ad compatible boards and STM32 development boards as an onboard USB download and debugging interface.Embedded System Debugging: Developers can connect it to a computer to print debugging information and send control commands using tools such as serial port assistants; it's an essential tool for embedded development.IoT Devices: Used in smart homes, sensor nodes, and other IoT devices to configure device parameters or transmit data to a host computer.Firmware Programming: Many MCUs support firmware programming via serial port, making the CH340N a common solution for connecting a computer to the target chip for program downloading.Package List:Module *1Pin header *1