本帖最后由 cooldog123pp 于 2016-12-16 23:34 编辑
此贴大概介绍下板卡的硬件吧。Key Features - STM32F769NIH6 microcontroller featuring 2 Mbytes of Flash memory and 512+16+4 Kbytes of RAM, in BGA216 package
- On-board ST-LINK/V2-1 supporting USB reenumeration capability
- USB ST-LINK functions: virtual COM port, mass storage, debug port
- 4" capacitive touch LCD display with MIPI® DSI connector (on STM32F769I-DISCO only)
- SAI audio codec
- Two audio line jacks, one for input and one for output
- Stereo speaker outputs
- Four ST MEMS microphones on DFSDM inputs
- Two SPDIF RCA input and output connectors
- Two push-buttons (user and reset)
- 512-Mbit Quad-SPI Flash memory
- 128-Mbit SDRAM
- Connector for microSD card
- Wi-Fi or Ext-EEP daughterboard connector
- USB OTG HS with Micro-AB connector
- Ethernet connector compliant with IEEE-802.3-2002
- Five power supply options:
- ST LINK/V2-1
- USB HS connector
- 5 V from RJ45 (Power Over Ethernet)
- 5 V from Arduino™ or external connector
- USB charger
- Power Over Ethernet based on IEEE 802.3af (Powered Device, 48 V to 5 V, 3 W)
- Power supply output for external applications: 3.3 V or 5 V
- Arduino™ Uno V3 connectors
- Comprehensive free software including a variety of examples, part of the STM32Cube package
- Supported by a wide choice of integrated development environments
做个简单的翻译:
。STM32F769NIH6微控器有2MFlash,RAM空间为512+16+4Kb,封装类型为BGA216 。板载ST_LINK/V2-1,支持USB调试器 。USB ST_LINK功能:虚拟串口,大数据存贮,调试接口 。4寸电容触摸屏LCD带有MIPI DSI接口(只在STM32F769I-DISCO板卡) 。SAI音频编码 。两个音频线接口,输入以及输出 。立体声输出 。四个ST的MEMS麦克风负责DFSDM输入 。两个SPDIF RCA 输入和输出连接器 。两个按钮(复用和复位) 。512M的Quad-SPI,flash 。128M的SDRAM 。MicroSD Card的卡槽 。WIFI和Ext-EEP模块接口 。USB OTG HS带有micro-AB接口 。以太网接口IEEE 802.3-2002 。5种供电选择: 。ST LINK/V2-1 。USB HS接头 。RJ45的5V(以太网供电) 。Arduino™的5V或者外置的接头 。USB充电器 。基于IEEE 802.3af的以太网供电(供电设备从48V到5V,3W) 。支持3V到5V的外扩展输出 。Arduino Uno V3接口 。整合免费的固件库包括多样化的实例,封装在STM32Cube软件中 。支持多种IDE环境
这里主要介绍下MCU吧,其他器件都是很常用的,这个板卡的主控是STM32F769NIH6,封装是BGA216,主频能到达216MHz。
主控内核和外设框图: 板卡功能框图如下: 板卡的外设器件标注图,本来想学其他试用达人自己PS标注的,现在发现user manual里面有现成的,那么直接截图来给大家分享一下: 正面 背面 主要IC相关DataSheet:
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了解了相关硬件,接下来会测评相关工作状态下的功耗数据,分享给坛友,期待下吧~ |