[N9H20] How to avoid Window/Widget blinking

[9chuckyoung]

Platform: N9H20
Platform resource link: https://www.nuvoton.com/hq/products/app ... _locale=en
BSP link: https://github.com/OpenNuvoton/N9H20_emWin_NonOS
BSP contains tool and BSP sample pre-built binaries: http://www.nuvoton.com/hq/products/appl ... urcePage=Y
Sample code brief: To solve Window, FrameDlg, or Widgets to blinking
IDE and tool-chain: Keil professional and ARMCC5
Notice:
1. To get more details, please refer to the official user manual (chapter "Memory Devices")
2. The official user manual path is in \N9H20_emWin_NonOS-master\BSP\ThirdParty\emWin\Doc\UM03001_emWin5.pdf

Please note that to run the sample code we need to download the latest version of N9H20 BSP from OpenNuvoton.