From 5008a83d14dd96fd953cd698c5d4a2780a77cea9 Mon Sep 17 00:00:00 2001 From: patacongo Date: Mon, 18 Jul 2011 22:22:02 +0000 Subject: Add apps/examples/nxhello -- a VERY simple graphics example git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3797 42af7a65-404d-4744-a932-0658087f49c3 --- apps/examples/README.txt | 34 +++++++++++++++++++++++++++++++++- 1 file changed, 33 insertions(+), 1 deletion(-) (limited to 'apps/examples/README.txt') diff --git a/apps/examples/README.txt b/apps/examples/README.txt index 6c1c1e55d..b08f79d4b 100644 --- a/apps/examples/README.txt +++ b/apps/examples/README.txt @@ -307,7 +307,39 @@ examples/nxflat the NXFLAT format and installed in a ROMFS file system. At run time, each program in the ROMFS file system is executed. Requires CONFIG_NXFLAT. -examples/nxtest +examplex/nxhello +^^^^^^^^^^^^^^^^ + + A very simple graphics example that just says "Hello, World!" in the + center of the display. + + The following configuration options can be selected: + + CONFIG_EXAMPLES_NXHELLO_BUILTIN -- Build the NXHELLO example as a "built-in" + that can be executed from the NSH command line + CONFIG_EXAMPLES_NXHELLO_VPLANE -- The plane to select from the frame- + buffer driver for use in the test. Default: 0 + CONFIG_EXAMPLES_NXHELLO_DEVNO - The LCD device to select from the LCD + driver for use in the test: Default: 0 + CONFIG_EXAMPLES_NXHELLO_BGCOLOR -- The color of the background. Default + depends on CONFIG_EXAMPLES_NXHELLO_BPP. + CONFIG_EXAMPLES_NXHELLO_FONTCOLOR -- The color of the fonts used in the + background window. Default depends on CONFIG_EXAMPLES_NXHELLO_BPP. + CONFIG_EXAMPLES_NXHELLO_BPP -- Pixels per pixel to use. Valid options + include 2, 4, 8, 16, 24, and 32. Default is 32. + CONFIG_EXAMPLES_NXHELLO_EXTERNINIT - The driver for the graphics device on + this platform requires some unusual initialization. This is the + for, for example, SPI LCD/OLED devices. If this configuration is + selected, then the platform code must provide an LCD initialization + function with a prototype like: + + #ifdef CONFIG_NX_LCDDRIVER + FAR struct lcd_dev_s *up_nxdrvinit(unsigned int devno); + #else + FAR struct fb_vtable_s *up_nxdrvinit(unsigned int devno); + #endif + +examples/nxtext ^^^^^^^^^^^^^^^ This directory contains another simple test of a subset of the NX APIs -- cgit v1.2.3