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- /**************************************************************************************
- * drivers/lcd/st7565.h
- *
- * Definitions for the ST7565 128x64 Dot Matrix LCD
- * Driver with C
- *
- * Copyright (C) 2014 Pierre-noel Bouteville. All rights reserved.
- * Author: Pierre-noel Boutevlle <pnb990@gmail.com>
- *
- * Based on drivers/lcd/st7567.h
- * Copyright (C) 2013 Zilogic Systems. All rights reserved.
- * Author: Manikandan <code@zilogic.com>
- *
- * Based on drivers/lcd/ssd1305.h
- *
- * Copyright (C) 2010 Gregory Nutt. All rights reserved.
- * Author: Gregory Nutt <gnutt@nuttx.org>
- *
- * References: SSD1305.pdf, "Solomon Systech SSD1305 136x64 Dot Matrix OLED/PLED
- * Segment/Common Driver with Controller," Solomon Systech Limited,
- * http://www.solomon-systech.com, May, 2008.
- *
- * 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 __DRIVERS_LCD_ST7565_H
- #define __DRIVERS_LCD_ST7565_H
- /**************************************************************************************
- * Included Files
- **************************************************************************************/
- /**************************************************************************************
- * Pre-processor Definitions
- **************************************************************************************/
- /* Fundamental Commands ***************************************************************/
- #define ST7565_DISPOFF 0xae /* 0xae: Display OFF (sleep mode) */
- #define ST7565_DISPON 0xaf /* 0xaf: Display ON in normal mode */
- #define ST7565_SETSTARTLINE 0x40 /* 0x40-7f: Set display start line */
- # define ST7565_STARTLINE_MASK 0x3f
- #define ST7565_SETPAGESTART 0xb0 /* 0xb0-b7: Set page start address */
- # define ST7565_PAGESTART_MASK 0x0f
- #define ST7565_SETCOLL 0x00 /* 0x00-0x0f: Set lower column address */
- # define ST7565_COLL_MASK 0x0f
- #define ST7565_SETCOLH 0x10 /* 0x10-0x1f: Set higher column address */
- # define ST7565_COLH_MASK 0x0f
- #define ST7565_ADCNORMAL 0xa0 /* 0xa6: ADC Normal */
- #define ST7565_ADCINVERSE 0xa1 /* 0xa7: ADC Inverse */
- #define ST7565_DISPNORMAL 0xa6 /* 0xa6: Normal display */
- #define ST7565_DISPINVERSE 0xa7 /* 0xa7: Inverse display */
- #define ST7565_DISPRAM 0xa4 /* 0xa4: Resume to RAM content display */
- #define ST7565_DISPENTIRE 0xa5 /* 0xa5: Entire display ON */
- #define ST7565_BIAS_1_9 0xa2 /* 0xa2: Select BIAS setting 1/9 */
- #define ST7565_BIAS_1_7 0xa3 /* 0xa3: Select BIAS setting 1/7 */
- #define ST7565_ENTER_RMWMODE 0xe0 /* 0xe0: Enter the Read Modify Write mode */
- #define ST7565_EXIT_RMWMODE 0xee /* 0xee: Leave the Read Modify Write mode */
- #define ST7565_EXIT_SOFTRST 0xe2 /* 0xe2: Software RESET */
- #define ST7565_SETCOMNORMAL 0xc0 /* 0xc0: Set COM output direction, normal mode */
- #define ST7565_SETCOMREVERSE 0xc8 /* 0xc8: Set COM output direction, reverse mode */
- #define ST7565_POWERCTRL_EXT 0x28 /* 0x28: Only the external power supply is used */
- #define ST7565_POWERCTRL_VF 0x29 /* 0x29: Only the V/F circuit is used */
- #define ST7565_POWERCTRL_VR 0x2b /* 0x2b: Only the voltage regulator circuit and the
- * voltage follower circuit are used
- */
- #define ST7565_POWERCTRL_B 0x2c /* 0x2c: Booster=ON */
- #define ST7565_POWERCTRL_BR 0x2e /* 0x2e: Booster=ON V/R=ON */
- #define ST7565_POWERCTRL_INT 0x2f /* 0x2f: Only the internal power supply is used */
- /* Regulation Resistior ratio V0 = (1+Rb/Ra)*Vev */
- #define ST7565_REG_RES_3_0 0x20 /* (Ra/Rb = 3.0) */
- #define ST7565_REG_RES_3_5 0x21 /* (Ra/Rb = 5.5) */
- #define ST7565_REG_RES_4_0 0x22 /* (Ra/Rb = 4.0) */
- #define ST7565_REG_RES_4_5 0x23 /* (Ra/Rb = 4.5) */
- #define ST7565_REG_RES_5_0 0x24 /* (Ra/Rb = 5.0) */
- #define ST7565_REG_RES_5_5 0x25 /* (Ra/Rb = 5.5) */
- #define ST7565_REG_RES_6_0 0x26 /* (Ra/Rb = 6.0) */
- #define ST7565_REG_RES_6_5 0x27 /* (Ra/Rb = 6.5) */
- /* Set Electronic volume mode */
- #define ST7565_SETEVMODE 0x81 /* 0x81: Set contrast control */
- /* Set Ev value register
- * ratio Vev = (1-a/162)*Vreg, Vreg = 2.1V
- */
- #define ST7565_SETEVREG(x) (0x0 | ((x) & 0x3F))
- /* Set booster ratio */
- #define ST7565_MODE_NORMAL 0xac /* Set Normal Mode */
- #define ST7565_MODE_SLEEP 0xad /* Set Sleep Mode */
- /* Set booster ratio */
- #define ST7565_SETBOOSTER 0xf8
- #define ST7565_SETBOOSTER4X 0x00 /* x2, x3, x4 */
- #define ST7565_SETBOOSTER5X 0x01 /* x5 */
- #define ST7565_SETBOOSTER6X 0x02 /* x6 */
- #define ST7565_NOP 0xe3 /* 0xe3: NOP Command for no operation */
- /**************************************************************************************
- * Public Data
- **************************************************************************************/
- #endif /* __DRIVERS_LCD_ST7565_H */
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