Display functions deal directly with the system display hardware.
jlDisplayBorder
void jlDisplayBorder(jlBorderColorsE color);Specifies the border color to display. The actual color change does not take effect until the next frame is presented.
jlDisplayPresent
void jlDisplayPresent(void);Presents the current frame to the display. All drawing takes place off-screen. When the frame is ready to display, call jlDisplayPresent() to make it visible.