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/**************************************************************************************
* drivers/lcd/s1d15g10.h
* Definitions for the Epson S1D15G0 LCD controller
*
* Copyright (C) 2010 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* References: S1D15G0D08B000, Seiko Epson Corportation, 2002.
*
* 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_S1D15G10_H
#define __DRIVERS_LCD_S1D15G10_H
/**************************************************************************************
* Included Files
**************************************************************************************/
/**************************************************************************************
* Pre-processor Definitions
**************************************************************************************/
/* Epson S1D15G10 Command Set */
#define S1D15G10_DISON 0xaf /* Display on; Data: none */
#define S1D15G10_DISOFF 0xae /* Display off; Data: none */
#define S1D15G10_DISNOR 0xa6 /* Normal display; Data: none */
#define S1D15G10_DISINV 0xa7 /* Inverse display; Data: none */
#define S1D15G10_COMSCN 0xbb /* Common scan direction; Data: (1) common scan direction */
#define S1D15G10_DISCTL 0xca /* Display control; Data: Data: (1) CL div, F1/2 pat, (2) duty, (3) FR inverse (4) dispersion */
#define S1D15G10_SLPIN 0x95 /* Sleep in; Data: none */
#define S1D15G10_SLPOUT 0x94 /* Sleep out; Data: none */
#define S1D15G10_PASET 0x75 /* Page address set; Data: (1) start page, (2) end page */
#define S1D15G10_CASET 0x15 /* Column address set; Data: (1) start addr, (2) end addr */
#define S1D15G10_DATCTL 0xbc /* Data scan direction, etc.; Data: (1) inverse, scan dir (2) RGB, (3) gray-scale */
#define S1D15G10_RGBSET8 0xce /* 256-color position set; Data: (1-8) red tones, (9-16) green tones, (17-20) blue tones */
#define S1D15G10_RAMWR 0x5c /* Writing to memory; Data: (1) write data */
#define S1D15G10_RAMRD 0x5d /* Reading from memory; Data: (1) read data */
#define S1D15G10_PTLIN 0xa8 /* Partial display in; Data: (1) start addr, (2) end addr */
#define S1D15G10_PTLOUT 0xa9 /* Partial display out; Data: none */
#define S1D15G10_RMWIN 0xe0 /* Read and modify write; Data: none */
#define S1D15G10_RMWOUT 0xee /* End; Data: none */
#define S1D15G10_ASCSET 0xaa /* Area scroll set; Data: (1) top addr, (2) bottom addr, (3) Num blocks, (4) scroll mode */
#define S1D15G10_SCSTART 0xab /* Scroll start set; Data: (1) start block addr */
#define S1D15G10_OSCON 0xd1 /* Internal oscillation on; Data: none */
#define S1D15G10_OSCOFF 0xd2 /* Internal oscillation off; Data: none */
#define S1D15G10_PWRCTR 0x20 /* Power control; Data: (1) LCD drive power */
#define S1D15G10_VOLCTR 0x81 /* Electronic volume control; Data: (1) volume value, (2) resistance ratio */
#define S1D15G10_VOLUP 0xd6 /* Increment electronic control by 1; Data: none */
#define S1D15G10_VOLDOWN 0xd7 /* Decrement electronic control by 1; Data: none */
#define S1D15G10_TMPGRD 0x82 /* Temperature gradient set; Data: (1-14) temperature gradient */
#define S1D15G10_EPCTIN 0xcd /* Control EEPROM; Data: (1) read/write */
#define S1D15G10_EPCOUT 0xcc /* Cancel EEPROM control; Data: none */
#define S1D15G10_EPMWR 0xfc /* Write into EEPROM; Data: none */
#define S1D15G10_EPMRD 0xfd /* Read from EEPROM; Data: none */
#define S1D15G10_EPSRRD1 0x7c /* Read register 1; Data: none */
#define S1D15G10_EPSRRD2 0x7d /* Read regiser 2; Data: none */
#define S1D15G10_NOP 0x25 /* NOP intruction (0x45?); Data: none */
#define S1D15G10_STREAD 0x20 /* Status read; Data: none */
/* Display control (DISCTL) bit definitions */
#define DISCTL_PERIOD_SHIFT (0) /* P1: Bits 0-1, F1 and F2 drive-pattern switching period */
#define DISCTL_PERIOD_MASK (3 << DISCTL_PERIOD_SHIFT)
# define DISCTL_PERIOD_8 (0 << DISCTL_PERIOD_SHIFT)
# define DISCTL_PERIOD_4 (1 << DISCTL_PERIOD_SHIFT)
# define DISCTL_PERIOD_16 (2 << DISCTL_PERIOD_SHIFT)
# define DISCTL_PERIOD_FLD (3 << DISCTL_PERIOD_SHIFT)
#define DISCTL_CLDIV_SHIFT (2) /* P1: Bits 2-4, Clock divider */
#define DISCTL_CLDIV_MASK (7 << DISCTL_CLDIV_SHIFT)
# define DISCTL_CLDIV_2 (0 << DISCTL_CLDIV_SHIFT)
# define DISCTL_CLDIV_4 (1 << DISCTL_CLDIV_SHIFT)
# define DISCTL_CLDIV_8 (2 << DISCTL_CLDIV_SHIFT)
# define DISCTL_CLDIV_NONE (3 << DISCTL_CLDIV_SHIFT)
/* Power control (PWRCTR) bit definitions */
#define PWCTR_REFVOLTAGE (1 << 0) /* P1: Bit 0, Turn on reference voltage generation circuit. */
#define PWCTR_REGULATOR (1 << 1) /* P1: Bit 1, Turn on voltage regulator and circuit voltage follower. */
#define PWCTR_BOOSTER2 (1 << 2) /* P1: Bit 2, Turn on secondary booster/step-down circuit. */
#define PWCTR_BOOSTER1 (1 << 3) /* P1: Bit 3, Turn on primary booster circuit. */
#define PWCTR_EXTR (1 << 4) /* P1: Bit 4, Use external resistance to adjust voltage. */
/* Data control (DATCTL) bit definitions */
#define DATCTL_PGADDR_INV (1 << 0) /* P1: Bit 0, Inverse display of the page address. */
#define DATCTL_COLADDR_REV (1 << 1) /* P1: Bit 1, Reverse turn of column address. */
#define DATCTL_ADDR_PGDIR (1 << 2) /* P1: Bit 2, Address-scan direction in page (vs column) direction. */
#define DATCTL_BGR (1 << 0) /* P2: Bit0, RGB->BGR */
#define DATCTL_8GRAY (1) /* P3: Bits 0-2 = 001, 8 gray-scale */
#define DATCTL_16GRAY_A (2) /* P3: Bits 0-2 = 010, 16 gray-scale display type A */
#define DATCTL_16GRAY_B (4) /* P3: Bits 0-2 = 100, 16 gray-scale display type B */
/* Status register bit definions (after reset or NOP) */
#define S1D15G10_SR_PARTIAL (1 << 0) /* Bit 0: Partial display */
#define S1D15G10_SR_NORMAL (1 << 1) /* Bit 1: Normal (vs. inverse) display */
#define S1D15G10_SR_EEPROM (1 << 2) /* Bit 2: EEPROM access */
#define S1D15G10_SR_DISPON (1 << 3) /* Bit 3: Display on */
#define S1D15G10_SR_COLSCAN (1 << 4) /* Bit 4: Column (vs. page) scan direction */
#define S1D15G10_SR_RMW (1 << 5) /* Bit 5: Read modify write */
#define S1D15G10_SR_SCROLL (3 << 6) /* Bits 6-7: Area scroll mode */
/* Status register bit definions (after EPSRRD1) */
#define S1D15G10_SR_VOLUME 0x3f /* Bits 0-5: Electronic volume control values */
/* Status register bit definions (after EPSRRD2) */
#define S1D15G10_SR_RRATIO 0x07 /* Bits 0-2: Built-in resistance ratio */
#endif /* __DRIVERS_LCD_S1D15G10_H */
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