94 lines
4.3 KiB
C
94 lines
4.3 KiB
C
/****************************************************************************
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* drivers/lcd/st7567.h
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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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/* Definitions for the ST7567 128x64 Dot Matrix LCD
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* Driver with C
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*
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* References:
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* 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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#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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