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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-07-10 22:35:35 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2011-07-10 22:35:35 +0000 |
commit | fcb3f0be7cf755c09970aef69d46c183779dc6f7 (patch) | |
tree | 7ab8ce071ef612193405dd334ff4af66bf98eaa9 /apps/examples/README.txt | |
parent | bc4b6fcb861a7f143ddcc4aeef828cbab4006b51 (diff) | |
download | nuttx-fcb3f0be7cf755c09970aef69d46c183779dc6f7.tar.gz nuttx-fcb3f0be7cf755c09970aef69d46c183779dc6f7.tar.bz2 nuttx-fcb3f0be7cf755c09970aef69d46c183779dc6f7.zip |
Fix more NXTEXT bugs -- seems to be working now
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3768 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'apps/examples/README.txt')
-rw-r--r-- | apps/examples/README.txt | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/apps/examples/README.txt b/apps/examples/README.txt index d3306f3a9..07d92a76d 100644 --- a/apps/examples/README.txt +++ b/apps/examples/README.txt @@ -314,10 +314,11 @@ examples/nxtest The text display will continue to update while the pop-up is visible. NOTE: This example will *only* work with FB drivers and with LCD - drivers that support reading the contents of the internal LCD memory. - If you notice garbage on the display or a failure at the point where - the display should scroll, it is probably because you have an LCD - driver that is write-only. + drivers that support reading the contents of the internal LCD memory + *unless* you define CONFIG_EXAMPLES_NXTEXT_NOGETRUN. If you notice + garbage on the display or a failure at the point where the display + should scroll, it is probably because you have an LCD driver that is + write-only. The following configuration options can be selected: @@ -335,6 +336,9 @@ examples/nxtest background window. Default depends on CONFIG_EXAMPLES_NXTEXT_BPP. CONFIG_EXAMPLES_NXTEXT_BPP -- Pixels per pixel to use. Valid options include 2, 4, 8, 16, 24, and 32. Default is 32. + CONFIG_EXAMPLES_NXTEXT_NOGETRUN -- If your display is read-only OR if + reading is not reliable, then select this configuration to avoid + reading from the display. CONFIG_EXAMPLES_NXTEXT_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 |