Learn to use FreeRTOS memory management API functions, including memory application and release.
- DS0 (connected to PF9), DS1 (connected to PF10)
- serial port 1 (baud rate: 115200, PA9/PA10 connected on the onboard USB to serial chip CH340)
- ALIENTEK 2.8/3.5/4.3/7 inch LCD module (only supports MCU screen)
- button KEY0 (PE4) / KEY1 (PE3) / KEY2 (PE2) / KEY_UP (PA0, also known as WK_UP)
Press KEY_UP to apply for memory. After the memory application is successful, you can use it. Press KEY0. Just use the requested memory. When the memory usage is complete, you can press KEY1 to put the memory. Released.
No.
◆ Other important connections: Development board CD-ROM data download address (video + document + source code, etc.): http://www.openedv.com/posts/list/13912.htm
◆Friendly reminder: If you want to receive the notification of all the development board information update in the future, please pay attention to the WeChat public platform: 2 ways to add: (Improve your learning efficiency, surprises constantly)
- Open WeChat -> Add Friends -> Public Number -> Enter "Positive Point Atom" -> Click to follow
- Open WeChat -> Add Friends -> Enter "alientek_stm32"->Click to follow For specific WeChat addition methods, please refer to the post: http://www.openedv.com/posts/list/45157.htm
Taobao shop: http://openedv.taobao.com Http://eboard.taobao.com Company website: www.alientek.com Technical Forum: www.openedv.com WeChat public platform: punctual atom Phone: 020-38271790 Fax: 020-36773971 Guangzhou Xingyi Electronic Technology Co., Ltd. Punctual atom @ALIENTEK 2016-11 months
The above content is the English version of the contents of Readme.txt of the manufacturer of the development board I am using.
This is the first step.
Refer to "LWIP with FreeRTOS operating system porting" to complete the transplantation of LwIP
This is the second step.
Modify lwip.