网站：
https://www.st.com/en/evaluation-tools/32f429idiscovery.html
1 STM32F429I-DISCO 特点
STM32F429I-DISCO 是ST公司推出的一款针对高性能STM32F4系列设计的Cortex-M4开发板。
开发板基于STM32F429ZIT6设计，开发板还集成了ST-LINK/V2仿真下载器（但仅对外提供SWD接口），免除您另外采购仿真器或下载器的麻烦。更增添了一块2.4寸的QVGA TFT 液晶屏，外扩64 Mbits SDRAM，L3GD20陀螺仪，用户指示灯，按键和一个micro-AB型USB接口。
特点
STM32F429ZIT6微控制器
2048KB FLASH，256 KB RAM
144引脚，LQFP封装
开发板集成ST-Link/V2的仿真调试器（但仅对外提供SWD接口）
指示灯
LD1：USB通信指示灯
LD2：3.3V电源指示灯
LD3：用户指示灯
LD4：用户指示灯
LD5：USB OTG LED（VBus）
LD6：USB OTG LED（over-current）
按键
复位按钮
用户按钮
电源
可通过USB接口供电5V，也可从外部接入5V或3V电源。
可对外提供5V和3V电源。
USB OTG FS
micro-AB
传感器L3GD20 (数字陀螺仪)
SDRAM 64Mbits
2.4” QVGA TFT LCD
规则的引出了所有未被占用的IO口，方便做相关实验
2 STM32F429I-DISC1 特点
本产品为ST原装新版本STM32F429I-DISC1，兼容旧版本STM32F429I-DISCO
On-board ST-LINK/V2 on STM32F429I-DISCO (old order code) or ST-LINK/V2-B on STM32F429I-DISC1 (new order code)
mbed™-enabled (see http://mbed.org) with the new order code only
STM32F429ZIT6 microcontroller featuring 2 Mbytes of Flash memory, 256 Kbytes of RAM in an LQFP144 package
On-board ST-LINK/V2 on STM32F429I-DISCO (old order code) or ST-LINK/V2-B on STM32F429I-DISC1 (new order code)
mbed™-enabled (see http://mbed.org) with the new order code only
USB functions:
Debug port
Virtual COM port (with new order code only)
Mass storage (with new order code only)
Board power supply: through the USB bus or from an external 3 V or 5 V supply voltage
2.4” QVGA TFT LCD
64-Mbit SDRAM
L3GD20, ST-MEMS motion sensor 3-axis digital output gyroscope
Six LEDs:
LD1 (red/green) for USB communication
LD2 (red) for 3.3 V power-on
Two user LEDs: LD3 (green), LD4 (red)
Two USB OTG LEDs: LD5 (green) VBUS and LD6 (red) OC (over-current)
Two push-buttons (user and reset)
USB OTG with micro-AB connector
Extension header for LQFP144 I/Os for a quick connection to the prototyping board and an easy probing
Comprehensive free software including a variety of examples, part of STM32CubeF4 package or STSW-STM32138, for using legacy standard libraries
3 烧写程序
需要提前下载好 ST-LINK 的USB 驱动
ST-LINK, ST-LINK/V2, ST-LINK/V2-1 USB driver signed for Windows7, Windows8, Windows10
位置在
https://www.st.com/zh/evaluation-tools/32f429idiscovery.html
在keil工程已经设置好了，直接下载就行。