Product Features
Product Functions
Functional features: Developed based on ESP8285 chip, it comes with 1MByte and a unique gold finger package, making it more suitable for small and simple control products such as smart sockets, smart temperature and humidity sensors, smart lights, smart gateways, and instruments.
Product Specifications
| 模塊型號(hào) Module model | ESP-01M | 描述 Describe |
| 封裝形式 Packaging form | DIP18 | 直插 Direct insertion |
| 模組尺寸 Module Size | 18*18*2.8mm | ±0.2mm |
| SPI FLASH | 1MByte | 芯片內(nèi)部集成 Internal integration of chips |
| 支持接口 Support interfaces | / | UART/GPIO/ADC/PWM/IIC |
| 可用IO口 Available IO ports | 11 | |
| 串口速率 Series Rate | 4608000bps | 支持300~4608000bps，默認(rèn)115200bps Supports 300-460800bps, default 115200bps |
| 頻譜范圍 Spectrum range | 2.4GHZ | 2412~2484MHZ |
| 天線形式 Antenna form | 內(nèi)置 Built-in | PCB板載天線 PCB board mounted antenna |
| 發(fā)射功率 Transmission power | / | 802.11b:16+2dBm;802.11g:16+2dBm;802.11n:16+2dBm; |
| 安全性 Security | / | WEP/WPA-PSK/WPA2-PSK |
| 供電范圍 Power supply range | 3.3V | 3.0~3.6V，Current>500mA |
| 工作溫度 Working temperature | 工業(yè)級(jí) Industrial grade | -20℃~+85℃ |
| AT支持 AT support | 內(nèi)置智能化處理 Built in intelligent processing | 可通過AT指令命令讀取 Can be read through AT command |
The module supports 4Mbps high-speed transmission, which is faster in large data transmission applications such as WiFi printers, WiFi serial cameras, and WiFi high-speed data collection
| 序號(hào) Serial number | Pin腳名稱 Pin name | 功能說明 Function Description |
| 1 | GND | 地 Grounds |
| 2 | VDD | 3.3V.外部供電電源輸出電流建議在500mA以上 3.3V. It is recommended that the output current of the external power supply be above 500mA |
| 3 | TX | TX發(fā)送管腳 TX transmission pin |
| 4 | RX | RX接收引腳 RX receiving pin |
| 5 | IO13 | HSPI_MOSI\UART0_CTS |
| 6 | IO15 | HSPI_CS\U0_RTS\I2SO_BCK |
| 7 | IO2 | U1_TXD\I2C_SDA\I2SO_WS |
| 8 | IO0 | GPIO0.下載模式:外部拉低;運(yùn)行模式:懸空或者拉高 GPO0. Download mode: external pull down; Operation mode: suspended or raised |
| 9 | EN | 芯片使能端，高電平有效 Chip enable terminal, high level effective |
| 10 | IO4 | GP1O4 |
| 11 | IO9 | GP1O9 |
| 12 | IO10 | GP1O10 |
| 13 | IO5 | IR_R |
| 14 | IO12 | HSPI_MISO |
| 15 | IO14 | HSPI_CLK\IR_T\I2C_SCL\I2SI_WS |
| 16 | ADC | A/D轉(zhuǎn)換結(jié)果，電壓范圍0~1V，取值范圍0~1024 A/D conversion result, voltage range 0~1V, value range 0~1024 |
| 17 | IO16 | 與RST管腳相連可做Deep Sleep喚醒 Connected to RST pin for deep sleep wake-up |
| 18 | RST | 復(fù)位引腳，低電平有效 Reset pin, low level effective |
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