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| author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-05-15 18:57:24 +0000 |
|---|---|---|
| committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2010-05-15 18:57:24 +0000 |
| commit | eac348a697436ceec946239162a85abdd1fd5b7d (patch) | |
| tree | a0dddfc34d871773e242d34a8a037c2c71fe3ad6 /nuttx/Documentation/NuttxPortingGuide.html | |
| parent | a778f0c7e076b4bab911945ee2630d767448d147 (diff) | |
| download | px4-nuttx-eac348a697436ceec946239162a85abdd1fd5b7d.tar.gz px4-nuttx-eac348a697436ceec946239162a85abdd1fd5b7d.tar.bz2 px4-nuttx-eac348a697436ceec946239162a85abdd1fd5b7d.zip | |
Finish framebuffer support
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2672 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/Documentation/NuttxPortingGuide.html')
| -rw-r--r-- | nuttx/Documentation/NuttxPortingGuide.html | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/nuttx/Documentation/NuttxPortingGuide.html b/nuttx/Documentation/NuttxPortingGuide.html index 020d667fe..ffaba7a73 100644 --- a/nuttx/Documentation/NuttxPortingGuide.html +++ b/nuttx/Documentation/NuttxPortingGuide.html @@ -2548,12 +2548,13 @@ extern void up_ledoff(int led); <code>CONFIG_P14201_FRAMEBUFFER</code>: If defined, accesses will be performed using an in-memory copy of the OLEDs GDDRAM. This cost of this buffer is 128 * 96 / 2 = 6Kb. - If this is defined, then the driver will be fully functioned. + If this is defined, then the driver will be fully functional. If not, then it will have the following limitations: <ul> <li>Reading graphics memory cannot be supported, and</li> <li>All pixel writes must be aligned to byte boundaries.</li> </ul> + The latter limitation effectively reduces the 128x96 disply to 64x96. </li> </ul> |