rt-thread/bsp/fm3/lcd.h

/*
 * File      : lcd.h
 * This file is part of RT-Thread RTOS
 * COPYRIGHT (C) 2006, RT-Thread Develop Team
 *
 * The license and distribution terms for this file may be
 * found in the file LICENSE in this distribution or at
 * http://www.rt-thread.org/license/LICENSE
 *
 * Change Logs:
 * Date           Author       Notes
 * 2008-03-29     Yi.Qiu
 */
#ifndef __LCD_H__
#define __LCD_H__

#include <rtthread.h>
#include "mb9bf506r.h"

/********* LCD Hardward Interface *************
LCD_CS		PORT1.7
LCD_CD		PORT1.6
LCD_WR		PORT1.5
LCD_RD		PORT1.4
LCD_SCK		PORT1.3
LCD_MOSI	PORT1.2
LCD_C86		PORT1.1
LCD_PS		PORT1.0
LCD_DATA[0..7]		PORT5.[0..7]
***********************************************/
#define LCD_CS                    (1UL << 7)
#define LCD_CS_DDR                (FM3_GPIO->DDR1)
#define LCD_CS_PFR                (FM3_GPIO->PFR1)
#define LCD_CS_PDOR               (FM3_GPIO->PDOR1)

#define LCD_CD                    (1UL << 6)
#define LCD_CD_DDR                (FM3_GPIO->DDR1)
#define LCD_CD_PFR                (FM3_GPIO->PFR1)
#define LCD_CD_PDOR               (FM3_GPIO->PDOR1)

#define LCD_PS                    (1UL << 0)
#define LCD_PS_DDR                (FM3_GPIO->DDR1)
#define LCD_PS_PFR                (FM3_GPIO->PFR1)
#define LCD_PS_PDOR               (FM3_GPIO->PDOR1)

#define LCD_CLK                   (1UL << 6)
#define LCD_CLK_DDR               (FM3_GPIO->DDR5)
#define LCD_CLK_PFR               (FM3_GPIO->PFR5)
#define LCD_CLK_PDOR              (FM3_GPIO->PDOR5)

#define LCD_DATA                  (1UL << 7)
#define LCD_DATA_DDR              (FM3_GPIO->DDR5)
#define LCD_DATA_PFR              (FM3_GPIO->PFR5)
#define LCD_DATA_PDOR             (FM3_GPIO->PDOR5)

/* LCD driver for ZYMG12864C3 */
#define LCD_WIDTH 128
#define LCD_HEIGHT 64

// Driver the LCD with Parallel or serial interface and the command/data control pin is gpio
#define LCD_CS_HIGH()             LCD_CS_PDOR  |=  LCD_CS
#define LCD_CS_LOW()              LCD_CS_PDOR  &= ~LCD_CS

#define LCD_CD_HIGH()             LCD_CD_PDOR |=  LCD_CD
#define LCD_CD_LOW()              LCD_CD_PDOR &= ~LCD_CD

#define LCD_PS_HIGH()             LCD_PS_PDOR |=  LCD_PS
#define LCD_PS_LOW()              LCD_PS_PDOR &= ~LCD_PS

#define LCD_CLK_HIGH()            LCD_CLK_PDOR |=  LCD_CLK
#define LCD_CLK_LOW()             LCD_CLK_PDOR &= ~LCD_CLK

#define LCD_DATA_HIGH()           LCD_DATA_PDOR |=  LCD_DATA
#define LCD_DATA_LOW()            LCD_DATA_PDOR &= ~LCD_DATA

// define the arrtibute of ZYMG12864(LCM)
#define GUI_LCM_XMAX 					128		// defined the lcd's line-number is 128 
#define GUI_LCM_YMAX 					64		// defined the lcd's column-number is 64
#define GUI_LCM_PAGE					8		// defined the lcd's page-number is 8(GUI_LCM_YMAX/8)

/* set LCD command */
#define Display_On					0xAF	// A0,RD,WR:010
#define Display_Off					0xAE	// A0,RD,WR:010

#define Set_Start_Line_0		0x40	// A0,RD,WR:010; line0~line63
#define Set_Page_Addr_0			0xB0	// A0,RD,WR:010; addr0~addr8
#define Set_ColH_Addr_0			0x10	// A0,RD,WR:010; 
#define Set_ColL_Addr_0			0x00	// A0,RD,WR:010; addr0~addr131

#define Read_Status				    0x-0	// A0,RD,WR:001; BUSY | ADC | ON/OFF |  RESET | 0 0 0 0
#define Status_Busy						0x80
#define Status_ADC_Reverse		0x40	// column address 131-n : SEG n, else column address n : SEG n
#define Status_Display_Off		0x20
#define Status_Reset					0x80

#define Write_Data				0x--	// A0,RD,WR:110
#define Read_Date					0x--	// A0,RD,WR:101; spi mode is unavailable

#define Set_ADC_Normal				0xA0	// A0,RD,WR:010
#define Set_ADC_Reverse				0xA1	// A0,RD,WR:010
#define Display_Normal				0xA6	// A0,RD,WR:010
#define Display_Reverse				0xA7	// A0,RD,WR:010; reverse color
#define Display_All_On				0xA5	// A0,RD,WR:010
#define Display_All_Normal		0xA4	// A0,RD,WR:010

/*************************************************************
*	bias:	1/65duty | 1/49duty | 1/33duty | 1/55duty | 1/53duty *
*	---------------|----------|----------|----------|--------- *
*	A2: 	1/9 bias | 1/8 bias | 1/6 bias | 1/8 bias | 1/8 bias *
*	A3:		1/7 bias | 1/6 bias | 1/5 bias | 1/6 bias | 1/6 bias *
**************************************************************/

#define Set_LCD_Bias_7    		0xA3	// A0,RD,WR:010
#define Set_LCD_Bias_9    		0xA2	// A0,RD,WR:010

#define RMW_Mode_Enable   		0xE0	// A0,RD,WR:010; the column address locked when read command operating
#define RMW_Mode_End		  		0xEE	// A0,RD,WR:010; returns to the column address when RMW was entered.
#define Reset_LCD         		0xE2	// A0,RD,WR:010


/**************************************************************************************
*	Com Scan Dir:	|	1/65duty 		| 1/49duty 		| 1/33duty 		| 1/55duty 		| 1/53duty		*
*	--------------|-------------|-------------|-------------|------------------------ 	*
*	C0: 	Normal	|	COM0:COM63	|	COM0:COM47	|	COM0:COM31	|	COM0:COM53	|	COM0:COM51	*
*	C8:		Reverse	|	COM63:COM0	|	COM47:COM0	|	COM31:COM0	|	COM53:COM0	|	COM51:COM0	*
***************************************************************************************/

#define COM_Scan_Dir_Normal 	   0xC0	// A0,RD,WR:010
#define COM_Scan_Dir_Reverse     0xC8	// A0,RD,WR:010

// 0 0 1 0 1 | Booster On | Regulator On | Follower On
#define Power_Booster_On			0x2C	// A0,RD,WR:010
#define Power_Regulator_On		0x2E	// A0,RD,WR:010
#define Power_Follower_On			0x2F	// A0,RD,WR:010

#define Set_Resistor_Ratio		0x20	// A0,RD,WR:010; 20~27:small~large

#define Set_ElecVol_Mode		0x81	// A0,RD,WR:010; double byte command
#define Set_ElecVol_Reg			0x20	// A0,RD,WR:010; the electronic volume(64 voltage levels:00~3F) function is not used.

#define Sleep_Mode_Enable			0xAC	// A0,RD,WR:010; double byte command, preceding command
#define Sleep_Mode_Disable		0xAD	// A0,RD,WR:010; preceding command
#define Sleep_Mode_Deliver		0x00	// A0,RD,WR:010; following command

#define Boost_Ratio_Set			0xF8	// A0,RD,WR:010; double byte command, preceding command
#define Boost_Ratio_234			0x00	// A0,RD,WR:010; following command
#define Boost_Ratio_5				0x01	// A0,RD,WR:010; following command
#define Boost_Ratio_6				0x03	// A0,RD,WR:010; following command

#define Command_Nop					0xE3	// A0,RD,WR:010
#define Command_IC_Test			0xFC	// A0,RD,WR:010; don't use

#define RT_DEVICE_CTRL_LCD_GET_WIDTH			0
#define RT_DEVICE_CTRL_LCD_GET_HEIGHT			1
#define RT_DEVICE_CTRL_LCD_GET_BPP			 	2
#define RT_DEVICE_CTRL_LCD_GET_FRAMEBUFFER		3
#define RT_DEVICE_CTRL_LCD_POWER_ON     		4
#define RT_DEVICE_CTRL_LCD_POWER_OFF     		5
#define RT_DEVICE_CTRL_LCD_CLEAR_SCR     		6
#define RT_DEVICE_CTRL_LCD_FILL_ALL     		7
#define RT_DEVICE_CTRL_LCD_UPDATE_POINT    		8
#define RT_DEVICE_CTRL_LCD_DISPLAY_ON    		9
#define RT_DEVICE_CTRL_LCD_DISPLAY_OFF    		10
#define RT_DEVICE_CTRL_LCD_PUT_STRING    		11

enum 
{
	ADC_MSG,
	KEY_MSG,
	CPU_MSG,
	MAX_MSG,
};

struct lcd_msg
{
	rt_uint8_t type;
	rt_uint16_t adc_value;
	rt_uint8_t key;
	rt_uint16_t major;
	rt_uint16_t minor;
};

extern rt_uint32_t x;
extern rt_uint32_t y;

void rt_hw_lcd_init(void);

#endif