2014-11-14 06:03:52 +08:00
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/**************************************************************************************
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* drivers/lcd/st7565.h
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*
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* Definitions for the ST7565 128x64 Dot Matrix LCD
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* Driver with C
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*
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* Copyright (C) 2014 Pierre-noel Bouteville. All rights reserved.
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* Author: Pierre-noel Boutevlle <pnb990@gmail.com>
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*
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* Based on drivers/lcd/st7567.h
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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_ST7565_H
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#define __DRIVERS_LCD_ST7565_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 ST7565_DISPOFF 0xae /* 0xae: Display OFF (sleep mode) */
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#define ST7565_DISPON 0xaf /* 0xaf: Display ON in normal mode */
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#define ST7565_SETSTARTLINE 0x40 /* 0x40-7f: Set display start line */
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# define ST7565_STARTLINE_MASK 0x3f
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#define ST7565_SETPAGESTART 0xb0 /* 0xb0-b7: Set page start address */
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# define ST7565_PAGESTART_MASK 0x0f
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#define ST7565_SETCOLL 0x00 /* 0x00-0x0f: Set lower column address */
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# define ST7565_COLL_MASK 0x0f
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#define ST7565_SETCOLH 0x10 /* 0x10-0x1f: Set higher column address */
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# define ST7565_COLH_MASK 0x0f
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#define ST7565_ADCNORMAL 0xa0 /* 0xa6: ADC Normal */
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#define ST7565_ADCINVERSE 0xa1 /* 0xa7: ADC Inverse */
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#define ST7565_DISPNORMAL 0xa6 /* 0xa6: Normal display */
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#define ST7565_DISPINVERSE 0xa7 /* 0xa7: Inverse display */
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#define ST7565_DISPRAM 0xa4 /* 0xa4: Resume to RAM content display */
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#define ST7565_DISPENTIRE 0xa5 /* 0xa5: Entire display ON */
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#define ST7565_BIAS_1_9 0xa2 /* 0xa2: Select BIAS setting 1/9 */
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#define ST7565_BIAS_1_7 0xa3 /* 0xa3: Select BIAS setting 1/7 */
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#define ST7565_ENTER_RMWMODE 0xe0 /* 0xe0: Enter the Read Modify Write mode */
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#define ST7565_EXIT_RMWMODE 0xee /* 0xee: Leave the Read Modify Write mode */
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#define ST7565_EXIT_SOFTRST 0xe2 /* 0xe2: Software RESET */
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#define ST7565_SETCOMNORMAL 0xc0 /* 0xc0: Set COM output direction, normal mode */
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#define ST7565_SETCOMREVERSE 0xc8 /* 0xc8: Set COM output direction, reverse mode */
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#define ST7565_POWERCTRL_EXT 0x28 /* 0x28: Only the external power supply is used */
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#define ST7565_POWERCTRL_VF 0x29 /* 0x29: Only the V/F circuit is used */
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#define ST7565_POWERCTRL_VR 0x2b /* 0x2b: Only the voltage regulator circuit and the
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* voltage follower circuit are used
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*/
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2017-03-21 14:30:23 +08:00
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#define ST7565_POWERCTRL_B 0x2c /* 0x2c: Booster=ON */
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#define ST7565_POWERCTRL_BR 0x2e /* 0x2e: Booster=ON V/R=ON */
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2014-11-14 06:03:52 +08:00
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#define ST7565_POWERCTRL_INT 0x2f /* 0x2f: Only the internal power supply is used */
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/* Regulation Resistior ratio V0 = (1+Rb/Ra)*Vev */
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#define ST7565_REG_RES_3_0 0x20 /* (Ra/Rb = 3.0) */
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#define ST7565_REG_RES_3_5 0x21 /* (Ra/Rb = 5.5) */
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#define ST7565_REG_RES_4_0 0x22 /* (Ra/Rb = 4.0) */
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#define ST7565_REG_RES_4_5 0x23 /* (Ra/Rb = 4.5) */
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#define ST7565_REG_RES_5_0 0x24 /* (Ra/Rb = 5.0) */
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#define ST7565_REG_RES_5_5 0x25 /* (Ra/Rb = 5.5) */
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#define ST7565_REG_RES_6_0 0x26 /* (Ra/Rb = 6.0) */
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#define ST7565_REG_RES_6_5 0x27 /* (Ra/Rb = 6.5) */
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/* Set Electronic volume mode */
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#define ST7565_SETEVMODE 0x81 /* 0x81: Set contrast control */
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/* Set Ev value register
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* ratio Vev = (1-a/162)*Vreg, Vreg = 2.1V
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*/
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#define ST7565_SETEVREG(x) (0x0 | ((x) & 0x3F))
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/* Set booster ratio */
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#define ST7565_MODE_NORMAL 0xac /* Set Normal Mode */
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#define ST7565_MODE_SLEEP 0xad /* Set Sleep Mode */
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/* Set booster ratio */
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#define ST7565_SETBOOSTER 0xf8
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#define ST7565_SETBOOSTER4X 0x00 /* x2, x3, x4 */
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#define ST7565_SETBOOSTER5X 0x01 /* x5 */
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#define ST7565_SETBOOSTER6X 0x02 /* x6 */
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#define ST7565_NOP 0xe3 /* 0xe3: NOP Command for no operation */
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/**************************************************************************************
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* Public Data
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**************************************************************************************/
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#endif /* __DRIVERS_LCD_ST7565_H */
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