STM32奋斗版ucOS II V2.86 uCGUI 3.9 DEMO-V2： 此例程基于ucos ucgui 演示了ucgui自带的图形例程（板子上的DEMO即是此例程）。-STM32 struggle Edition ucOS II V2.86 uCGUI 3.9 DEMO-V2: This routine demonstrates ucgui based ucos ucgui own graphics routines (DEMO on the board is this routine