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* This driver supports the 'I2C lcd backpack' design that is based on the PCF8574 io expander. There's a myriad of different vendors of such, but they are principally the same, save wiring and minor features like jumpers for I2C addresses. This driver supports known and unknown variants.

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*  The interface board supports HD44780-based LCD modules up to 4x32, and this driver accommodates all those formats.
This commit is contained in:
Dave
2016-05-25 08:06:32 -06:00
committed by Gregory Nutt
parent 04223a9618
commit dc1c27cee7
5 changed files with 29 additions and 3 deletions
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Documentation/README.html
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<td>
<h1><big><font color="#3c34ec"><i>NuttX README Files</i></font></big></h1>
<p>Last Updated: May 20, 2016</p>
<p>Last Updated: May 26, 2016</p>
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@@ -316,7 +316,8 @@ nuttx/
| |- eeprom/
| | `- <a href="https://bitbucket.org/nuttx/nuttx/src/master/drivers/eeprom/README.txt" target="_blank"><b><i>README.txt</i></b></a>
| |- lcd/
| | `- <a href="https://bitbucket.org/nuttx/nuttx/src/master/drivers/lcd/README.txt" target="_blank"><b><i>README.txt</i></b></a>
| | |- <a href="https://bitbucket.org/nuttx/nuttx/src/master/drivers/lcd/README.txt" target="_blank"><b><i>README.txt</i></b></a>
| | `- <a href="https://bitbucket.org/nuttx/nuttx/src/master/drivers/lcd/pcf8574_lcd_backpack_readme.txt" target="_blank"><b><i>pcf8574_lcd_backpack_readme.txt</i></b></a>
| |- mtd/
| | `- <a href="https://bitbucket.org/nuttx/nuttx/src/master/drivers/mtd/README.txt" target="_blank"><b><i>README.txt</i></b></a>
| |- sensors/