[N9H30] Multiple layers sample

[9chuckyoung]

Platform: N9H30
Platform resource link: https://www.nuvoton.com/hq/products/app ... _locale=en
BSP link: https://github.com/OpenNuvoton/N9H30_emWin_NonOS
BSP contains tool and pre-built binaries: http://www.nuvoton.com/hq/products/appl ... urcePage=Y
Sample code brief: emWin SoftLayer demo
IDE and tool-chain: Keil professional and ARMCC5
Limitation:
1. emWin multiple layers contain "MultiLayer" and "SoftLayer", "MultiLayer" utilizes H/W OSD layer, but due to bus bandwidth, it may cause noise, hence, please refer to utilize "SoftLayer" instead.
2. The max layer count of "MultiLayer" is 2.
3. The max layer count of "SoftLayer" is 4.

Please note that to run the sample code we need to download the latest version of N9H30 BSP from OpenNuvoton.