laocuo1142 发表于 2021-9-4 19:54

[ESP32-Audio-Kit音频开发板测评]一、开箱美照和查询官方资料,第一次上电

<div class='showpostmsg'><p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:16.0000pt"><span style="font-family:宋体"><font face="宋体">首先感谢</font></span></span><span style="font-size:14.0000pt"><span style="font-family:宋体"><font face="Calibri">eeworld</font></span></span><span style="font-size:14.0000pt"><span style="font-family:宋体"><font face="宋体">和安信可,提供的</font><font face="Calibri">ESP32-Audio-Kit</font><font face="宋体">开发板,之前有简单测试过</font></span></span><span style="font-size:14.0000pt"><span style="font-family:宋体"><font face="Calibri">ESP8266</font><font face="宋体">的</font><font face="Calibri">WiFi</font><font face="宋体">模块,更新官方固件后通过串口发送</font><font face="Calibri">AT</font><font face="宋体">命令进行联网,这次是小型音频开发板,看看有什么不一样。</font></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:14.0000pt"><span style="font-family:宋体"><font face="宋体">由于武汉这边疫情,在家待了两周时间,上班后需要处理的事情较多,有没及时的发布测试报告,快递也是上周才到,哈哈,不过都还好。</font></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:14.0000pt"><span style="font-family:宋体"><font face="宋体">先上一张板子的美照。。。</font></span></span></span></span></p>

<p style="text-align:justify"></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><b><span style="font-size:14.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><span style="font-weight:bold">1.1. 特性 </span></span></span></span></b></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:Wingdings"><span style="color:#000000">n </span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">支持</font> <font face="仿宋">Wi-Fi 802.11b/g/n,1T1R 模式数据速率高达 150Mbps </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:Wingdings"><span style="color:#000000">n </span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">支持蓝牙</font> <font face="仿宋">V4.2 完整标准,包含传统蓝牙(BR/EDR) 和低功耗蓝牙(BLE) </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">支持标准</font> <font face="仿宋">Class-1、Class-2 和 Class-3 </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:Wingdings"><span style="color:#000000">n </span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">Xtensa</font></span></span></span><span style="font-size:12.0000pt"><span style="font-family:Arial"><span style="color:#000000">&reg; </span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">32-bit </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">LX6 双核处理器,运算能力高达 600 MIPS </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:Wingdings"><span style="color:#000000">n </span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">芯片内置</font> </span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">520 KB </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">SRAM,448 KB ROM,16KB RTC SRAM,1 Kbit 的 eFuse。 </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:Wingdings"><span style="color:#000000">n </span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">支持</font> <font face="仿宋">2 路音频输入和 2 路音频输出,集成了麦克风放大器和耳机放大器 </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:Wingdings"><span style="color:#000000">n </span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">支持</font> <font face="仿宋">UART/GPIO/ADC/DAC/PWM/I2C/I2S 接口 </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:Wingdings"><span style="color:#000000">n </span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">集成</font> <font face="仿宋">64Mb PSRAM </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:Wingdings"><span style="color:#000000">n </span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">采用</font> <font face="仿宋">SMD-38 封装 </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:Wingdings"><span style="color:#000000">n </span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:仿宋"><span style="color:#000000"><font face="仿宋">通用</font> <font face="仿宋">AT 指令可快速上手 </font></span></span></span></span></span></p>

<p style="text-align:left"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:12.0000pt"><span style="font-family:Wingdings"><span style="color:#000000">n </span></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:14.0000pt"><span style="font-family:宋体"><font face="宋体">看了一下资料,有这些功能,看能不能学习一下。</font></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:14.0000pt"><span style="font-family:宋体"><font face="宋体">我找了一下没发现AT命令在哪里?</font></span></span></span></span></p>

<p style="text-align:justify"><span style="font-size:10.5pt"><span style="font-family:Calibri"><span style="font-size:14.0000pt"><span style="font-family:宋体"><font face="宋体">上电uart识别为COM4</font></span></span></span></span></p>

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Jacktang 发表于 2021-9-4 21:30

<p>ESP32-Audio-Kit 的AT命令在参考官网文档:ESP-32 AT指令与使用示例</p>

<p>官网可以找到</p>

Jacktang 发表于 2021-9-4 21:33

本帖最后由 Jacktang 于 2021-9-4 21:36 编辑

<p><a href="https://docs.espressif.com/projects/esp-at/zh_CN/latest/AT_Command_Set/index.html" target="_blank">ESP-32 AT指令与使用示例</a></p>

laocuo1142 发表于 2021-9-5 08:06

Jacktang 发表于 2021-9-4 21:33
ESP-32 AT指令与使用示例

<p>研究一下<img height="48" src="https://bbs.eeworld.com.cn/static/editor/plugins/hkemoji/sticker/facebook/congra.gif" width="48" /></p>

laocuo1142 发表于 2021-9-5 08:07

Jacktang 发表于 2021-9-4 21:30
ESP32-Audio-Kit 的AT命令在参考官网文档:ESP-32 AT指令与使用示例

官网可以找到

<p>是不是先要升级固件</p>

soso 发表于 2021-9-6 10:14

<p>期待后续。</p>

w494143467 发表于 2021-9-6 11:13

<p>看着不错,是专门为音频设计的开发板!</p>
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