112 lines
5.3 KiB
C
112 lines
5.3 KiB
C
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/**************************************************************************************
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* drivers/lcd/st7567.h
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*
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* Definitions for the ST7567 128x64 Dot Matrix LCD
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* Driver with C
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*
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* Copyright (C) 2013 Zilogic Systems. All rights reserved.
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* Author: Manikandan <code@zilogic.com>
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*
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* Based on drivers/lcd/ssd1305.h
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*
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* Copyright (C) 2010 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* References: SSD1305.pdf, "Solomon Systech SSD1305 136x64 Dot Matrix OLED/PLED
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* Segment/Common Driver with Controller," Solomon Systech Limited,
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* http://www.solomon-systech.com, May, 2008.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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**************************************************************************************/
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#ifndef __DRIVERS_LCD_ST7567_H
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#define __DRIVERS_LCD_ST7567_H
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/**************************************************************************************
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* Included Files
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**************************************************************************************/
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/**************************************************************************************
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* Pre-processor Definitions
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**************************************************************************************/
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/* Fundamental Commands *****************************************************/
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#define ST7567_DISPOFF 0xae /* 0xae: Display OFF (sleep mode) */
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#define ST7567_DISPON 0xaf /* 0xaf: Display ON in normal mode */
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#define ST7567_SETSTARTLINE 0x40 /* 0x40-7f: Set display start line */
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# define ST7567_STARTLINE_MASK 0x3f
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#define ST7567_SETPAGESTART 0xb0 /* 0xb0-b7: Set page start address */
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# define ST7567_PAGESTART_MASK 0x07
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#define ST7567_SETCOLL 0x00 /* 0x00-0x0f: Set lower column address */
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# define ST7567_COLL_MASK 0x0f
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#define ST7567_SETCOLH 0x10 /* 0x10-0x1f: Set higher column address */
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# define ST7567_COLH_MASK 0x0f
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#define SSD1305_MAPCOL0 0xa0 /* 0xa0: Column address 0 is mapped to SEG0 */
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#define SSD1305_MAPCOL128 0xa1 /* 0xa1: Column address 128 is mapped to SEG0 */
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#define ST7567_DISPNORMAL 0xa6 /* 0xa6: Normal display */
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#define ST7567_DISPINVERSE 0xa7 /* 0xa7: Inverse display */
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#define ST7567_DISPRAM 0xa4 /* 0xa4: Resume to RAM content display */
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#define ST7567_DISPENTIRE 0xa5 /* 0xa5: Entire display ON */
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#define ST7567_BIAS_1_9 0xa2 /* 0xa2: Select BIAS setting 1/9 */
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#define ST7567_BIAS_1_7 0xa3 /* 0xa3: Select BIAS setting 1/7 */
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#define ST7567_ENTER_RMWMODE 0xe0 /* 0xe0: Enter the Read Modify Write mode */
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#define ST7567_EXIT_RMWMODE 0xee /* 0xee: Leave the Read Modify Write mode */
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#define ST7567_EXIT_SOFTRST 0xe2 /* 0xe2: Software RESET */
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#define ST7567_SETCOMNORMAL 0xc0 /* 0xc0: Set COM output direction, normal mode */
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#define ST7567_SETCOMREVERSE 0xc8 /* 0xc8: Set COM output direction, reverse mode */
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#define ST7567_POWERCTRL_VF 0x29 /* 0x29: Control built-in power circuit */
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#define ST7567_POWERCTRL_VR 0x2a /* 0x2a: Control built-in power circuit */
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#define ST7567_POWERCTRL_VB 0x2c /* 0x2c: Control built-in power circuit */
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#define ST7567_POWERCTRL 0x2f /* 0x2c: Control built-in power circuit */
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#define ST7567_REG_RES_RR0 0x21 /* 0x21: Regulation Resistior ratio */
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#define ST7567_REG_RES_RR1 0x22 /* 0x22: Regulation Resistior ratio */
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#define ST7567_REG_RES_RR2 0x24 /* 0x24: Regulation Resistior ratio */
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#define ST7567_SETEV 0x81 /* 0x81: Set contrast control */
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#define ST7567_SETBOOSTER 0xf8 /* Set booster level */
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#define ST7567_SETBOOSTER4X 0x00 /* Set booster level */
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#define ST7567_SETBOOSTER5X 0x01 /* Set booster level */
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#define ST7567_NOP 0xe3 /* 0xe3: NOP Command for no operation */
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#endif /* __DRIVERS_LCD_ST7567_H */
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