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| author | Gregory Nutt <gnutt@nuttx.org> | 2014-03-28 08:29:04 -0600 |
|---|---|---|
| committer | Gregory Nutt <gnutt@nuttx.org> | 2014-03-28 08:29:04 -0600 |
| commit | aa673c8dec5f832bad96a337845f95552a8eba10 (patch) | |
| tree | 7e96f697719675994a7309efb6553939d799c23a | |
| parent | bb058f1f218f3153160fa20b766e5beb3b6ba5a4 (diff) | |
| download | nuttx-aa673c8dec5f832bad96a337845f95552a8eba10.tar.gz nuttx-aa673c8dec5f832bad96a337845f95552a8eba10.tar.bz2 nuttx-aa673c8dec5f832bad96a337845f95552a8eba10.zip | |
SAM4E: Clarify LCD data width
| -rw-r--r-- | nuttx/configs/sam4e-ek/README.txt | 5 | ||||
| -rw-r--r-- | nuttx/configs/sam4e-ek/src/sam_ili9523.c | 5 |
2 files changed, 0 insertions, 10 deletions
diff --git a/nuttx/configs/sam4e-ek/README.txt b/nuttx/configs/sam4e-ek/README.txt index 3f00a47de..fb343ee2c 100644 --- a/nuttx/configs/sam4e-ek/README.txt +++ b/nuttx/configs/sam4e-ek/README.txt @@ -959,11 +959,6 @@ ILI9325-Based LCD 39 NC ---- ----- --------- -------------------------------- - The ILI9325 IM0 and IM1 lines are pulled up and down, respectively. - This puts the ILI9325 in the mode "i80-system 16-bit interface DB[17:10], - DB[8:1]". As you can see above, the LCD DB[17:10] connect to PC[0:7]; - I don't understand why DB[8:1] are grounded??? - Backlight --------- diff --git a/nuttx/configs/sam4e-ek/src/sam_ili9523.c b/nuttx/configs/sam4e-ek/src/sam_ili9523.c index bff2f05f4..ccd9e5c7c 100644 --- a/nuttx/configs/sam4e-ek/src/sam_ili9523.c +++ b/nuttx/configs/sam4e-ek/src/sam_ili9523.c @@ -89,11 +89,6 @@ * 39 NC * ---- ----- --------- -------------------------------- * - * The ILI9325 IM0 and IM1 lines are pulled up and down, respectively. This puts - * the ILI9325 in the mode "i80-system 16-bit interface DB[17:10], DB[8:1]". As - * you can see above, the LCD DB[17:10] connect to PC[0:7]; I don't understand why - * DB[8:1] are grounded??? - * * LCD backlight is made of 4 white chip LEDs in parallel, driven by an AAT3155 * charge pump, MN4. The AAT3155 is controlled by the SAM3U4E through a single line * Simple Serial Control (S2Cwire) interface, which permits to enable, disable, and |