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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-12-26 20:04:57 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-12-26 20:04:57 +0000 |
commit | 8ed19bb07d00a15e2f2c9893d57b1ef1261b2d23 (patch) | |
tree | d4315b9b45a76609892f82fed62952c35ce86c64 /nuttx/include | |
parent | 373e145e546cc34b6a0000d7b3f71538c05a3b1b (diff) | |
download | px4-firmware-8ed19bb07d00a15e2f2c9893d57b1ef1261b2d23.tar.gz px4-firmware-8ed19bb07d00a15e2f2c9893d57b1ef1261b2d23.tar.bz2 px4-firmware-8ed19bb07d00a15e2f2c9893d57b1ef1261b2d23.zip |
Add UG_2965SWEG01 driver from Darcy Gong; fix logic error in how waiters are reawakened in the USB HID keyboard driver
git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5462 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/include')
-rw-r--r-- | nuttx/include/nuttx/lcd/ug-2864hsweg01.h | 245 |
1 files changed, 245 insertions, 0 deletions
diff --git a/nuttx/include/nuttx/lcd/ug-2864hsweg01.h b/nuttx/include/nuttx/lcd/ug-2864hsweg01.h new file mode 100644 index 000000000..bbefd39be --- /dev/null +++ b/nuttx/include/nuttx/lcd/ug-2864hsweg01.h @@ -0,0 +1,245 @@ +/************************************************************************************** + * include/nuttx/lcd/ug-2864hsweg01.h + * Driver for Univision UG-2864HSWEG01 OLED display (wih SSD1306 controller) in SPI + * mode + * + * Copyright (C) 2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * References: + * 1. Product Specification (Preliminary), Part Name: OEL Display Module, Part ID: + * UG-2864HSWEG01, Doc No: SAS1-9046-B, Univision Technology Inc. + * 2. SSD1306, 128 X 64 Dot Matrix OLED/PLED, Preliminary Segment/Common Driver with + * Controller, Solomon Systech + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + **************************************************************************************/ + +#ifndef __INCLUDE_NUTTX_UG_8264HSWEG01_H +#define __INCLUDE_NUTTX_UG_8264HSWEG01_H + +/************************************************************************************** + * Included Files + **************************************************************************************/ + +#include <nuttx/config.h> + +#include <stdbool.h> + +#include <nuttx/arch.h> + +#ifdef CONFIG_LCD_UG2864HSWEG01 + +/************************************************************************************** + * Pre-processor Definitions + **************************************************************************************/ +/* Configuration **********************************************************************/ +/* UG-2864HSWEG01 Configuration Settings: + * + * CONFIG_UG2864HSWEG01_SPIMODE - Controls the SPI mode + * CONFIG_UG2864HSWEG01_FREQUENCY - Define to use a different bus frequency + * CONFIG_UG2864HSWEG01_NINTERFACES - Specifies the number of physical UG-2864HSWEG01 + * devices that will be supported. + * + * Required LCD driver settings: + * + * CONFIG_LCD_UG28HSWEG01 - Enable UG-2864HSWEG01 support + * CONFIG_LCD_MAXCONTRAST should be 255, but any value >0 and <=255 will be accepted. + * CONFIG_LCD_MAXPOWER must be 1 + * + * Option LCD driver settings: + * CONFIG_LCD_LANDSCAPE, CONFIG_LCD_PORTRAIT, CONFIG_LCD_RLANDSCAPE, and + * CONFIG_LCD_RPORTRAIT - Display orientation. + * + * Required SPI driver settings: + * CONFIG_SPI_CMDDATA - Include support for cmd/data selection. + */ + +/* SPI Interface + * + * "The serial interface consists of serial clock SCL, serial data SI, A0 and + * CS . SI is shifted into an 8-bit shift register on every rising edge of + * SCL in the order of D7, D6, … and D0. A0 is sampled on every eighth clock + * and the data byte in the shift register is written to the display data RAM + * or command register in the same clock." + * + * MODE 3: + * Clock polarity: High (CPOL=1) + * Clock phase: Sample on trailing (rising edge) (CPHA 1) + */ + +#ifndef CONFIG_UG2864HSWEG01_SPIMODE +# define CONFIG_UG2864HSWEG01_SPIMODE SPIDEV_MODE3 +#endif + +/* "This module determines whether the input data is interpreted as data or + * command. When A0 = “H”, the inputs at D7 - D0 are interpreted as data and be + * written to display RAM. When A0 = “L”, the inputs at D7 - D0 are interpreted + * as command, they will be decoded and be written to the corresponding command + * registers. + */ + +#ifndef CONFIG_SPI_CMDDATA +# error "CONFIG_SPI_CMDDATA must be defined in your NuttX configuration" +#endif + +/* CONFIG_UG2864HSWEG01_NINTERFACES determines the number of physical interfaces + * that will be supported. + */ + +#ifndef CONFIG_UG2864HSWEG01_NINTERFACES +# define CONFIG_UG2864HSWEG01_NINTERFACES 1 +#endif + +/* Check contrast selection */ + +#if !defined(CONFIG_LCD_MAXCONTRAST) +# define CONFIG_LCD_MAXCONTRAST 255 +#endif + +#if CONFIG_LCD_MAXCONTRAST <= 0|| CONFIG_LCD_MAXCONTRAST > 255 +# error "CONFIG_LCD_MAXCONTRAST exceeds supported maximum" +#endif + +#if CONFIG_LCD_MAXCONTRAST < 255 +# warning "Optimal setting of CONFIG_LCD_MAXCONTRAST is 255" +#endif + +/* Check power setting */ + +#if !defined(CONFIG_LCD_MAXPOWER) +# define CONFIG_LCD_MAXPOWER 1 +#endif + +#if CONFIG_LCD_MAXPOWER != 1 +# warning "CONFIG_LCD_MAXPOWER exceeds supported maximum" +# undef CONFIG_LCD_MAXPOWER +# define CONFIG_LCD_MAXPOWER 1 +#endif + +/* Color is 1bpp monochrome with leftmost column contained in bits 0 */ + +#ifdef CONFIG_NX_DISABLE_1BPP +# warning "1 bit-per-pixel support needed" +#endif + +/* Orientation */ + +#if defined(CONFIG_LCD_LANDSCAPE) +# undef CONFIG_LCD_PORTRAIT +# undef CONFIG_LCD_RLANDSCAPE +# undef CONFIG_LCD_RPORTRAIT +#elif defined(CONFIG_LCD_PORTRAIT) +# undef CONFIG_LCD_LANDSCAPE +# undef CONFIG_LCD_RLANDSCAPE +# undef CONFIG_LCD_RPORTRAIT +#elif defined(CONFIG_LCD_RLANDSCAPE) +# undef CONFIG_LCD_LANDSCAPE +# undef CONFIG_LCD_PORTRAIT +# undef CONFIG_LCD_RPORTRAIT +#elif defined(CONFIG_LCD_RPORTRAIT) +# undef CONFIG_LCD_LANDSCAPE +# undef CONFIG_LCD_PORTRAIT +# undef CONFIG_LCD_RLANDSCAPE +#else +# define CONFIG_LCD_LANDSCAPE 1 +# warning "Assuming landscape orientation" +#endif + +/* Some important "colors" */ + +#define UG_Y1_BLACK 0 +#define UG_Y1_WHITE 1 + +/************************************************************************************** + * Public Types + **************************************************************************************/ + +/************************************************************************************** + * Public Data + **************************************************************************************/ + +#ifdef __cplusplus +extern "C" +{ +#endif + +/************************************************************************************** + * Public Function Prototypes + **************************************************************************************/ + +/************************************************************************************** + * Name: ug2864hsweg01_initialize + * + * Description: + * Initialize the UG-2864HSWEG01 video hardware. The initial state of the + * OLED is fully initialized, display memory cleared, and the OLED ready + * to use, but with the power setting at 0 (full off == sleep mode). + * + * Input Parameters: + * + * spi - A reference to the SPI driver instance. + * devno - A value in the range of 0 through CONFIG_UG2864HSWEG01_NINTERFACES-1. + * This allows support for multiple OLED devices. + * + * Returned Value: + * + * On success, this function returns a reference to the LCD object for + * the specified OLED. NULL is returned on any failure. + * + **************************************************************************************/ + +struct lcd_dev_s; /* See include/nuttx/lcd/lcd.h */ +struct spi_dev_s; /* See include/nuttx/spi.h */ +FAR struct lcd_dev_s *ug2864hsweg01_initialize(FAR struct spi_dev_s *spi, + unsigned int devno); + +/************************************************************************************************ + * Name: ug2864hsweg01_fill + * + * Description: + * This non-standard method can be used to clear the entire display by writing one + * color to the display. This is much faster than writing a series of runs. + * + * Input Parameters: + * priv - Reference to private driver structure + * + * Assumptions: + * Caller has selected the OLED section. + * + **************************************************************************************/ + +void ug2864hsweg01_fill(FAR struct lcd_dev_s *dev, uint8_t color); + +#ifdef __cplusplus +} +#endif + +#endif /* CONFIG_LCD_UG2864HSWEG01 */ +#endif /* __INCLUDE_NUTTX_UG_8264HSWEG01_H */ |