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乐鑫esp32-wifi模组ESP32-S2-DevKitM-1(U)开发板
ESP32-S2-DevKitM-1(U)
This user guide provides information on Espressif’s small-sized development board ESP32-S2-DevKitM-1(U).
本指南介绍了乐鑫的小型开发板 乐鑫esp32-wifi模组ESP32-S2-DevKitM-1(U)。
ESP32-S2-DevKitM-1(U) is a general-purpose development board based on ESP32-S2FH4 chip, which falls into ESP32-S2 chip family. With a rich peripheral set and optimized pinout, this board allows rapid prototyping.
乐鑫esp32-wifi模组ESP32-S2-DevKitM-1(U) 是一款基于 ESP32-S2FH4 芯片(ESP32-S2 系列)的通用型开发板。该款开发板具有丰富的外设和优化的引脚布局,令产品开发更快捷。
ESP32-S2-DevKitM-1 is embedded with ESP32-S2-MINI-1 module (on-board PCB antenna), while ESP32-S2-DevKitM-1U with ESP32-S2-MINI-1U module (U.FL connector to support external IPEX antenna).
ESP32-S2-DevKitM-1 搭载的是 ESP32-S2-MINI-1 模组 (PCB 板载天线),ESP32-S2-DevKitM-1U 搭载的是 ESP32-S2-MINI-1U 模组 (U.FL 座子连接外部 IPEX 天线)。
Overview
ESP32-S2-DevKitM-1(U) is entry-level development board equipped with either ESP32-S2-MINI-1 or ESP32-S2-MINI-1U module. Most of the I/O pins on the module are broken out to the pin headers on both sides for easy interfacing. Developers can either connect peripherals with jumper wires or mount ESP32-S2-DevKitM-1(U) on a breadboard.
概述
乐鑫esp32-wifi模组ESP32-S2-DevKitM-1(U) 是乐鑫一款搭载 ESP32-S2-MINI-1 或 ESP32-S2-MINI-1U 模组的入门级开发板。板上模组大部分管脚均已引出至两侧排针,开发人员可根据实际需求,轻松通过跳线连接多种外围设备,同时也可将开发板插在面包板上使用。
Description of Components
组件介绍
ESP32-S2-DevKitM-1 - 正面
乐鑫esp32-wifi模组ESP32-S2-DevKitM-1U - 正面
Key Component |
Description |
ESP32-S2-MINI-1 or ESP32-S2-MINI-1U |
ESP32-S2-MINI-1 and ESP32-S2-MINI-1U are two powerful, generic Wi-Fi MCU modules that integrate ESP32-S2FH4 chip. ESP32-S2-MINI-1 comes with a PCB antenna, and ESP32-S2-MINI-1U with a U.FL connector for external IPEX antenna. They both feature a 4 MB external SPI flash. |
3.3 V Power On LED |
Turns on when the USB power is connected to the board. |
USB to UART Bridge |
Single USB-UART bridge chip provides transfer rates up to 3 Mbps. |
I/O Connector |
All available GPIO pins (except for the SPI bus for flash) are broken out to the pin headers on the board. Users can program ESP32-S2FH4 chip to enable multiple functions such as SPI, I2S, UART, I2C, touch sensors, PWM etc. For details, please see Header Block. |
Reset Button |
Reset button. |
Micro-USB Port |
USB interface. Power supply for the board as well as the communication interface between a computer and the ESP32-S2FH4 chip. |
Boot Button |
Download button. Holding down Boot and then pressing Reset initiates Firmware Download mode for downloading firmware through the serial port. |
RGB LED |
Addressable RGB LED (WS2812), driven by GPIO18. |
5 V to 3.3 V LDO |
Power regulator that converts a 5 V supply into a 3.3 V output. |
U.FL Connector |
On ESP32-S2-MINI-1U module only. Connects to an external IPEX antenna. |
主要组件 |
介绍 |
ESP32-S2-MINI-1 或 ESP32-S2-MINI-1U |
ESP32-S2-MINI-1 和 ESP32-S2-MINI-1U 是集成 ESP32-S2FH4 的通用型 Wi-Fi MCU 模组,ESP32-S2-MINI-1 采用 PCB 板载天线,ESP32-S2-MINI-1U 采用 U.FL 座子连接外部 IPEX 天线。两款模组均配置了 4 MB SPI flash。 |
3.3 V 电源指示灯 |
开发板连接 USB 电源后,该指示灯亮起。 |
USB 至 UART 桥接器 |
单芯片 USB 至 UART 桥接器,可提供高达 3 Mbps 的传输速率。 |
I/O 连接器 |
所有可用 GPIO 管脚(除 flash 的 SPI 总线)均已引出至开发板的排针。用户可对 ESP32-S2FH4 芯片编程,使能 SPI、I2S、UART、I2C、触摸传感器、PWM 等多种功能。请查看 排针 获取更多信息。 |
Reset 键。 |
复位按键。 |
Micro-USB 接口 |
USB 接口。可用作开发板的供电电源或 PC 和 ESP32-S2FH4 芯片的通信接口。 |
Boot 键。 |
下载按键。按住 Boot 键的同时按一下 Reset 键进入“固件下载”模式,通过串口下载固件。 |
RGB LED |
可寻址 RGB 发光二极管 (WS2812),由 GPIO18 驱动。 |
5 V 转 3.3 V LDO |
电源转换器,输入 5 V,输出 3.3 V。 |
U.FL 座子 |
仅 ESP32-S2-MINI-1U 模组带有 U.FL 座子,用于连接外部 IPEX 天线。 |
Start Application Development
Before powering up your ESP32-S2-DevKitM-1(U), please make sure that it is in good condition with no obvious signs of damage.
开始开发应用
通电前,请确保 乐鑫esp32-wifi模组ESP32-S2-DevKitM-1(U) 完好无损。
Required Hardware
ESP32-S2-DevKitM-1(U)
For ESP32-S2-DevKitM-1U, an IPEX antenna is also required.
USB 2.0 cable (Standard-A to Micro-B)
Computer running Windows, Linux, or macOS
必备硬件
ESP32-S2-DevKitM-1(U)
如使用 ESP32-S2-DevKitM-1U,还需准备 IPEX 天线
USB 2.0 数据线(标准 A 型转 Micro-B型)
电脑 (Windows、Linux 或 macOS)
Hardware Reference
硬件参考
Block Diagram
功能框图
A block diagram below shows the components of ESP32-S2-DevKitM-1 and their interconnections.
ESP32-S2-DevKitM-1(U) 的主要组件和连接方式如下图所示。
乐鑫esp32-wifi模组ESP32-S2-DevKitM-1(U)
Power Supply Options
There are three mutually exclusive ways to provide power to the board:
Micro USB port, default power supply
5V and GND header pins
3V3 and GND header pins
It is recommended to use the first option: micro USB port.
乐鑫esp32-wifi模组电源选项
您可从以下三种供电方式中任选其一给 ESP32-S2-DevKitM-1(U) 供电:
Micro USB 端口供电(默认)
5V 和 GND 管脚供电
3V3 和 GND 管脚供电
建议选择默认供电方式:Micro USB 端口供电。
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