147 lines
5.7 KiB
C
147 lines
5.7 KiB
C
/****************************************************************************
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* include/nuttx/lcd/mio283qt9a.h
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/* Interface definition for
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* the MI0283QT-9A LCD from Multi-Inno Technology Co., Ltd.
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* This LCD is based on the Ilitek ILI9341 LCD controller.
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*/
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#ifndef __INCLUDE_NUTTX_LCD_MIO283QT9A_H
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#define __INCLUDE_NUTTX_LCD_MIO283QT9A_H
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#ifdef CONFIG_LCD_MIO283QT9A
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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/* Configuration ************************************************************/
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/* CONFIG_LCD_MIO283QT9A - Enables support for the MIO283QT9A-based LCD.
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* CONFIG_LCD_NOGETRUN
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* NX components need to know if it can read from the LCD or not.
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* If reading from the LCD is supported then some graphic operations
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* can be improved. Default: Supported
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* CONFIG_LCD_LANDSCAPE - Define for 320x240 display "landscape" support.
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* Default is this 320x240 "landscape" orientation.
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* CONFIG_LCD_RLANDSCAPE - Define for 320x240 display "reverse landscape"
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* support. Default is this 320x240 "landscape" orientation
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* CONFIG_LCD_PORTRAIT - Define for 240x320 display "portrait" orientation
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* support. Default is this 320x240 "landscape" orientation
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* CONFIG_LCD_RPORTRAIT - Define for 240x320 display "reverse portrait"
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* orientation support. Default is this 320x240 "landscape" orientation
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*/
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/****************************************************************************
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* Public Types
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****************************************************************************/
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/* This structure defines the interface to the LCD provided by the platform.
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* The nature of this interface is hidden from the MIO283QT2 driver.
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*/
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struct mio283qt9a_lcd_s
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{
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/* Interface to write to a MIO283QT9A register.
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*
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* - select Select the device (as necessary).
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* The meaning of selecting (and and deselecting) is not
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* defined. select() will be called before starting any
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* sequence of operations. deselect() when that sequence
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* of operations is complete.
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* - deselect Deselect the device (as necessary)
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* - index Set register index
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* - read Read data from the LCD (auto-incrementing)
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* - write Write data to the LCD (auto-incrementing)
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* - backlight Set the backlight power level
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* (0=OFF; CONFIG_LCD_MAXPOWER=MAX)
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*/
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void (*select)(FAR struct mio283qt9a_lcd_s *dev);
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void (*deselect)(FAR struct mio283qt9a_lcd_s *dev);
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void (*index)(FAR struct mio283qt9a_lcd_s *dev, uint8_t index);
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#ifndef CONFIG_LCD_NOGETRUN
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uint16_t (*read)(FAR struct mio283qt9a_lcd_s *dev);
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uint16_t (*readgram)(FAR struct mio283qt9a_lcd_s *dev);
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#endif
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void (*write)(FAR struct mio283qt9a_lcd_s *dev, uint16_t value);
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void (*backlight)(FAR struct mio283qt9a_lcd_s *dev, int power);
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/* platform-specific data may follow */
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};
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/****************************************************************************
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* Public Data
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****************************************************************************/
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#ifdef __cplusplus
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#define EXTERN extern "C"
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extern "C"
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{
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#else
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#define EXTERN extern
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#endif
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/****************************************************************************
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* Public Function Prototypes
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****************************************************************************/
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/****************************************************************************
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* Name: mio283qt9a_lcdinitialize
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*
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* Description:
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* Initialize the LCD video hardware. The initial state of the LCD is fully
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* initialized, display memory cleared, and the LCD ready to use, but with
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* the power setting at 0 (full off).
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*
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****************************************************************************/
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FAR struct lcd_dev_s *mio283qt9a_lcdinitialize(
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FAR struct mio283qt9a_lcd_s *lcd);
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/****************************************************************************
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* Name: mio283qt9a_clear
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*
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* Description:
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* This is a non-standard LCD interface. Because of the various rotations,
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* clearing the display in the normal way by writing a sequences of runs
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* that covers the entire display can be very slow. Here the display is
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* cleared by simply setting all GRAM memory to the specified color.
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*
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****************************************************************************/
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void mio283qt9a_clear(FAR struct lcd_dev_s *dev, uint16_t color);
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#undef EXTERN
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#ifdef __cplusplus
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}
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#endif
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#endif /* CONFIG_LCD_MIO283QT9A */
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#endif /* __INCLUDE_NUTTX_LCD_MIO283QT9A_H */
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