ESP-AT 固件差异

[English]

本文档比较了同一 ESP32 系列的 AT 固件在支持的命令集、硬件、模组方面的差异。

ESP32 系列

本节介绍以下 ESP32 系列 AT 固件的区别:

  • ESP32-WROOM-32-AT-Vx.x.x.x.zip(本节简称为 WROOM Bin

  • ESP32-WROVER-32-AT-Vx.x.x.x.zip(本节简称为 WROVER Bin

  • ESP32-PICO-D4-AT-Vx.x.x.x.zip(本节简称为 PICO-D4 Bin

  • ESP32-SOLO-1-AT-Vx.x.x.x.zip(本节简称为 SOLO-1 Bin

  • ESP32-MINI-1-AT-Vx.x.x.x.zip(本节简称为 MINI-1 Bin

  • ESP32-D2WD-AT-Vx.x.x.x.zip(本节简称为 D2WD Bin

支持的命令集

下表列出了官方适配的 ESP32 系列 AT 固件默认支持哪些命令集(用 icon-green-check 表示)、默认不支持但可以在配置和编译 ESP-AT 工程后支持的命令集(用 icon-orange-check 表示)、完全不支持的命令集(用 icon-red-cross 表示),下表没有列出的命令集也为完全不支持的命令集。正式发布的固件见 AT 固件,已适配但未发布的模组固件,需要自行编译。自行编译的固件无法从乐鑫官方服务器进行 OTA 升级。

命令集

WROOM Bin

WROVER Bin

PICO-D4 Bin

SOLO-1 Bin

MINI-1 Bin

D2WD Bin

base

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

user

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

Wi-Fi

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

TCP-IP

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

mDNS

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

WPS

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

SmartConfig

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

ping

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

MQTT

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

HTTP

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

Bluetooth LE

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

Bluetooth LE HID

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

BluFi

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

Bluetooth SPP

icon-orange-check

icon-green-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

Bluetooth A2DP

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

ethernet

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

FileSystem

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

driver

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

WPA2 enterprise

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

Web server

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

WebSocket

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

icon-orange-check

OTA

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-green-check

icon-red-cross

硬件差异

硬件

WROOM Bin

WROVER Bin

PICO-D4 Bin

SOLO-1 Bin

MINI-1 Bin

D2WD Bin

Flash

4 MB

4 MB

4 MB

4 MB

4 MB

2 MB

PSRAM

icon-red-cross

8 MB

icon-red-cross

icon-red-cross

icon-red-cross

icon-red-cross

UART 管脚 1

TX: 17
RX: 16
CTS: 15
RTS: 14
TX: 22
RX: 19
CTS: 15
RTS: 14
TX: 22
RX: 19
CTS: 15
RTS: 14
TX: 17
RX: 16
CTS: 15
RTS: 14
TX: 22
RX: 19
CTS: 15
RTS: 14
TX: 22
RX: 19
CTS: 15
RTS: 14
1

UART 管脚可自定义,详情请参考 如何设置 AT 端口管脚

支持的模组

下表列出了官方发布的 ESP32 系列 AT 固件默认支持哪些模组或芯片(用 icon-green-check 表示)、默认不支持但可以通过 at.py 工具 修改后支持的模组(用 icon-orange-check 表示),以及完全不支持的模组(用 icon-red-cross 表示)。对于完全不支持的模组,您可以 本地编译 ESP-AT 工程 修改您需要的配置后支持。

模组/芯片

WROOM Bin

WROVER Bin

PICO-D4 Bin

SOLO-1 Bin

MINI-1 Bin

D2WD Bin

ESP32-WROOM-32

icon-green-check

icon-red-cross

icon-green-check

icon-green-check

icon-green-check

icon-green-check

ESP32-WROOM-32D

icon-green-check

icon-red-cross

icon-green-check

icon-green-check

icon-green-check

icon-green-check

ESP32-WROOM-32E

icon-green-check

icon-red-cross

icon-green-check

icon-green-check

icon-green-check

icon-green-check

ESP32-WROOM-32U

icon-green-check

icon-red-cross

icon-green-check

icon-green-check

icon-green-check

icon-green-check

ESP32-WROOM-32UE

icon-green-check

icon-red-cross

icon-green-check

icon-green-check

icon-green-check

icon-green-check

ESP32-WROOM-32DA

icon-green-check

icon-red-cross

icon-green-check

icon-green-check

icon-green-check

icon-green-check

ESP32-WROOM-32SE

icon-green-check

icon-red-cross

icon-green-check

icon-green-check

icon-green-check

icon-green-check

ESP32-WROVER-E

icon-orange-check

icon-green-check

icon-green-check

icon-orange-check

icon-green-check

icon-green-check

ESP32-WROVER-IE

icon-orange-check

icon-green-check

icon-green-check

icon-orange-check

icon-green-check

icon-green-check

ESP32-WROVER-B

icon-orange-check

icon-green-check

icon-green-check

icon-orange-check

icon-green-check

icon-green-check

ESP32-WROVER-IB

icon-orange-check

icon-green-check

icon-green-check

icon-orange-check

icon-green-check

icon-green-check

ESP32-WROVER

icon-orange-check

icon-green-check

icon-green-check

icon-orange-check

icon-green-check

icon-green-check

ESP32-SOLO-1

icon-green-check

icon-red-cross

icon-green-check

icon-green-check

icon-green-check

icon-green-check

ESP32-D2WD

icon-red-cross

icon-red-cross

icon-red-cross

icon-red-cross

icon-red-cross

icon-green-check

ESP32-MINI-1

icon-orange-check

icon-red-cross

icon-green-check

icon-orange-check

icon-green-check

icon-green-check

ESP32-MINI-1U

icon-orange-check

icon-red-cross

icon-green-check

icon-orange-check

icon-green-check

icon-green-check

ESP32-PICO-D4

icon-green-check

icon-red-cross

icon-green-check

icon-green-check

icon-green-check

icon-green-check

ESP32-PICO-V3-ZERO

icon-red-cross

icon-red-cross

icon-red-cross

icon-red-cross

icon-red-cross

icon-red-cross

ESP32-PICO-MINI-02

icon-orange-check

icon-red-cross

icon-green-check

icon-orange-check

icon-green-check

icon-orange-check

ESP32-PICO-MINI-02U

icon-orange-check

icon-red-cross

icon-green-check

icon-orange-check

icon-green-check

icon-orange-check