720 lines
21 KiB
C
720 lines
21 KiB
C
#include "ili_lcd_general.h"
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// Compatible list:
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// ili9320 ili9325 ili9328
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// LG4531
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//内联函数定义,用以提高性能
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#ifdef __CC_ARM /* ARM Compiler */
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#define lcd_inline static __inline
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#elif defined (__ICCARM__) /* for IAR Compiler */
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#define lcd_inline inline
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#elif defined (__GNUC__) /* GNU GCC Compiler */
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#define lcd_inline static __inline
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#else
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#define lcd_inline static
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#endif
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#define rw_data_prepare() write_cmd(34)
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/********* control ***********/
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#include "stm32f10x.h"
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#include "board.h"
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//输出重定向.当不进行重定向时.
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#define printf rt_kprintf //使用rt_kprintf来输出
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//#define printf(...) //无输出
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/* LCD is connected to the FSMC_Bank1_NOR/SRAM2 and NE2 is used as ship select signal */
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/* RS <==> A2 */
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#define LCD_REG (*((volatile unsigned short *) 0x64000000)) /* RS = 0 */
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#define LCD_RAM (*((volatile unsigned short *) 0x64000008)) /* RS = 1 */
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static void LCD_FSMCConfig(void)
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{
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FSMC_NORSRAMInitTypeDef FSMC_NORSRAMInitStructure;
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FSMC_NORSRAMTimingInitTypeDef Timing_read,Timing_write;
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/* FSMC GPIO configure */
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{
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GPIO_InitTypeDef GPIO_InitStructure;
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RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD | RCC_APB2Periph_GPIOE | RCC_APB2Periph_GPIOF
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| RCC_APB2Periph_GPIOG, ENABLE);
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RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC, ENABLE);
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GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP;
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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/*
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FSMC_D0 ~ FSMC_D3
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PD14 FSMC_D0 PD15 FSMC_D1 PD0 FSMC_D2 PD1 FSMC_D3
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*/
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_14 | GPIO_Pin_15;
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GPIO_Init(GPIOD,&GPIO_InitStructure);
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/*
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FSMC_D4 ~ FSMC_D12
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PE7 ~ PE15 FSMC_D4 ~ FSMC_D12
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*/
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10
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| GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;
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GPIO_Init(GPIOE,&GPIO_InitStructure);
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/* FSMC_D13 ~ FSMC_D15 PD8 ~ PD10 */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10;
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GPIO_Init(GPIOD,&GPIO_InitStructure);
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/*
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FSMC_A0 ~ FSMC_A5 FSMC_A6 ~ FSMC_A9
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PF0 ~ PF5 PF12 ~ PF15
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*/
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3
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| GPIO_Pin_4 | GPIO_Pin_5 | GPIO_Pin_12 | GPIO_Pin_13 | GPIO_Pin_14 | GPIO_Pin_15;
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GPIO_Init(GPIOF,&GPIO_InitStructure);
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/* FSMC_A10 ~ FSMC_A15 PG0 ~ PG5 */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_2 | GPIO_Pin_3 | GPIO_Pin_4 | GPIO_Pin_5;
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GPIO_Init(GPIOG,&GPIO_InitStructure);
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/* FSMC_A16 ~ FSMC_A18 PD11 ~ PD13 */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_13;
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GPIO_Init(GPIOD,&GPIO_InitStructure);
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/* RD-PD4 WR-PD5 */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_4 | GPIO_Pin_5;
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GPIO_Init(GPIOD,&GPIO_InitStructure);
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/* NBL0-PE0 NBL1-PE1 */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_1;
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GPIO_Init(GPIOE,&GPIO_InitStructure);
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/* NE1/NCE2 */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7;
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GPIO_Init(GPIOD,&GPIO_InitStructure);
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/* NE2 */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_9;
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GPIO_Init(GPIOG,&GPIO_InitStructure);
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/* NE3 */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
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GPIO_Init(GPIOG,&GPIO_InitStructure);
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/* NE4 */
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GPIO_InitStructure.GPIO_Pin = GPIO_Pin_12;
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GPIO_Init(GPIOG,&GPIO_InitStructure);
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}
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/* FSMC GPIO configure */
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/*-- FSMC Configuration -------------------------------------------------*/
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FSMC_NORSRAMInitStructure.FSMC_ReadWriteTimingStruct = &Timing_read;
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FSMC_NORSRAMInitStructure.FSMC_WriteTimingStruct = &Timing_write;
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FSMC_NORSRAMStructInit(&FSMC_NORSRAMInitStructure);
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Timing_read.FSMC_AddressSetupTime = 3; /* 地址建立时间 */
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Timing_read.FSMC_DataSetupTime = 4; /* 数据建立时间 */
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Timing_read.FSMC_AccessMode = FSMC_AccessMode_A; /* FSMC 访问模式 */
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Timing_write.FSMC_AddressSetupTime = 2; /* 地址建立时间 */
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Timing_write.FSMC_DataSetupTime = 3; /* 数据建立时间 */
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Timing_write.FSMC_AccessMode = FSMC_AccessMode_A; /* FSMC 访问模式 */
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/* Color LCD configuration ------------------------------------
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LCD configured as follow:
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- Data/Address MUX = Disable
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- Memory Type = SRAM
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- Data Width = 16bit
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- Write Operation = Enable
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- Extended Mode = Enable
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- Asynchronous Wait = Disable */
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FSMC_NORSRAMInitStructure.FSMC_Bank = FSMC_Bank1_NORSRAM2;
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FSMC_NORSRAMInitStructure.FSMC_DataAddressMux = FSMC_DataAddressMux_Disable;
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FSMC_NORSRAMInitStructure.FSMC_MemoryType = FSMC_MemoryType_SRAM;
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FSMC_NORSRAMInitStructure.FSMC_MemoryDataWidth = FSMC_MemoryDataWidth_16b;
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FSMC_NORSRAMInitStructure.FSMC_BurstAccessMode = FSMC_BurstAccessMode_Disable;
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FSMC_NORSRAMInitStructure.FSMC_AsynchronousWait = FSMC_AsynchronousWait_Disable;
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FSMC_NORSRAMInitStructure.FSMC_WaitSignalPolarity = FSMC_WaitSignalPolarity_Low;
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FSMC_NORSRAMInitStructure.FSMC_WrapMode = FSMC_WrapMode_Disable;
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FSMC_NORSRAMInitStructure.FSMC_WaitSignalActive = FSMC_WaitSignalActive_BeforeWaitState;
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FSMC_NORSRAMInitStructure.FSMC_WriteOperation = FSMC_WriteOperation_Enable;
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FSMC_NORSRAMInitStructure.FSMC_WaitSignal = FSMC_WaitSignal_Disable;
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FSMC_NORSRAMInitStructure.FSMC_ExtendedMode = FSMC_ExtendedMode_Enable;
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FSMC_NORSRAMInitStructure.FSMC_WriteBurst = FSMC_WriteBurst_Disable;
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FSMC_NORSRAMInit(&FSMC_NORSRAMInitStructure);
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FSMC_NORSRAMCmd(FSMC_Bank1_NORSRAM2, ENABLE);
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}
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static void delay(int cnt)
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{
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volatile unsigned int dl;
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while(cnt--)
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{
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for(dl=0; dl<500; dl++);
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}
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}
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static void lcd_port_init(void)
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{
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LCD_FSMCConfig();
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}
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lcd_inline void write_cmd(unsigned short cmd)
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{
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LCD_REG = cmd;
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}
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lcd_inline unsigned short read_data(void)
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{
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return LCD_RAM;
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}
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lcd_inline void write_data(unsigned short data_code )
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{
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LCD_RAM = data_code;
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}
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lcd_inline void write_reg(unsigned char reg_addr,unsigned short reg_val)
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{
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write_cmd(reg_addr);
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write_data(reg_val);
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}
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lcd_inline unsigned short read_reg(unsigned char reg_addr)
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{
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unsigned short val=0;
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write_cmd(reg_addr);
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val = read_data();
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return (val);
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}
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/********* control <只移植以上函数即可> ***********/
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static unsigned short deviceid=0;//设置一个静态变量用来保存LCD的ID
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//返回LCD的ID
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unsigned int lcd_getdeviceid(void)
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{
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return deviceid;
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}
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static unsigned short BGR2RGB(unsigned short c)
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{
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u16 r, g, b, rgb;
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b = (c>>0) & 0x1f;
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g = (c>>5) & 0x3f;
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r = (c>>11) & 0x1f;
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rgb = (b<<11) + (g<<5) + (r<<0);
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return( rgb );
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}
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static void lcd_SetCursor(unsigned int x,unsigned int y)
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{
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write_reg(32,x); /* 0-239 */
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write_reg(33,y); /* 0-319 */
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}
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/* 读取指定地址的GRAM */
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static unsigned short lcd_read_gram(unsigned int x,unsigned int y)
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{
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unsigned short temp;
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lcd_SetCursor(x,y);
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rw_data_prepare();
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/* dummy read */
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temp = read_data();
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temp = read_data();
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return temp;
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}
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static void lcd_clear(unsigned short Color)
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{
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unsigned int index=0;
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lcd_SetCursor(0,0);
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rw_data_prepare(); /* Prepare to write GRAM */
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for (index=0; index<(LCD_WIDTH*LCD_HEIGHT); index++)
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{
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write_data(Color);
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}
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}
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static void lcd_data_bus_test(void)
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{
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unsigned short temp1;
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unsigned short temp2;
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/* [5:4]-ID~ID0 [3]-AM-1垂直-0水平 */
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write_reg(0x0003,(1<<12)|(1<<5)|(1<<4) | (0<<3) );
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/* wirte */
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lcd_SetCursor(0,0);
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rw_data_prepare();
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write_data(0x5555);
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write_data(0xAAAA);
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/* read */
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lcd_SetCursor(0,0);
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if (
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(deviceid ==0x9325)
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|| (deviceid ==0x9328)
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|| (deviceid ==0x9320)
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)
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{
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temp1 = BGR2RGB( lcd_read_gram(0,0) );
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temp2 = BGR2RGB( lcd_read_gram(1,0) );
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}
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else if( deviceid ==0x4531 )
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{
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temp1 = lcd_read_gram(0,0);
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temp2 = lcd_read_gram(1,0);
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}
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if( (temp1 == 0x5555) && (temp2 == 0xAAAA) )
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{
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printf(" data bus test pass!");
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}
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else
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{
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printf(" data bus test error: %04X %04X",temp1,temp2);
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}
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}
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void lcd_Initializtion(void)
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{
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lcd_port_init();
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deviceid = read_reg(0x00);
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/* deviceid check */
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if(
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(deviceid != 0x4531)
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&& (deviceid != 0x7783)
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&& (deviceid != 0x9320)
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&& (deviceid != 0x9325)
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&& (deviceid != 0x9328)
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&& (deviceid != 0x9300)
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)
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{
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printf("Invalid LCD ID:%08X\r\n",deviceid);
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printf("Please check you hardware and configure.");
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//while(1);
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return ;
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}
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else
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{
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printf("\r\nLCD Device ID : %04X ",deviceid);
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}
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if (deviceid==0x9325|| deviceid==0x9328)
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{
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write_reg(0x00e7,0x0010);
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write_reg(0x0000,0x0001); //start internal osc
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#if defined(_ILI_REVERSE_DIRECTION_)
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write_reg(0x0001,0x0000); //Reverse Display
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#else
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write_reg(0x0001,0x0100); //
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#endif
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write_reg(0x0002,0x0700); //power on sequence
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/* [5:4]-ID1~ID0 [3]-AM-1垂直-0水平 */
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write_reg(0x0003,(1<<12)|(1<<5)|(0<<4) | (1<<3) );
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write_reg(0x0004,0x0000);
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write_reg(0x0008,0x0207);
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write_reg(0x0009,0x0000);
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write_reg(0x000a,0x0000); //display setting
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write_reg(0x000c,0x0001); //display setting
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write_reg(0x000d,0x0000); //0f3c
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write_reg(0x000f,0x0000);
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//Power On sequence //
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write_reg(0x0010,0x0000);
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write_reg(0x0011,0x0007);
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write_reg(0x0012,0x0000);
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write_reg(0x0013,0x0000);
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delay(15);
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write_reg(0x0010,0x1590);
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write_reg(0x0011,0x0227);
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delay(15);
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write_reg(0x0012,0x009c);
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delay(15);
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write_reg(0x0013,0x1900);
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write_reg(0x0029,0x0023);
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write_reg(0x002b,0x000e);
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delay(15);
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write_reg(0x0020,0x0000);
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write_reg(0x0021,0x0000);
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delay(15);
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write_reg(0x0030,0x0007);
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write_reg(0x0031,0x0707);
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write_reg(0x0032,0x0006);
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write_reg(0x0035,0x0704);
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write_reg(0x0036,0x1f04);
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write_reg(0x0037,0x0004);
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write_reg(0x0038,0x0000);
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write_reg(0x0039,0x0706);
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write_reg(0x003c,0x0701);
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write_reg(0x003d,0x000f);
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delay(15);
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write_reg(0x0050,0x0000);
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write_reg(0x0051,0x00ef);
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write_reg(0x0052,0x0000);
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write_reg(0x0053,0x013f);
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#if defined(_ILI_REVERSE_DIRECTION_)
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write_reg(0x0060,0x2700);
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#else
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write_reg(0x0060,0xA700);
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#endif
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write_reg(0x0061,0x0001);
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write_reg(0x006a,0x0000);
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write_reg(0x0080,0x0000);
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write_reg(0x0081,0x0000);
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write_reg(0x0082,0x0000);
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write_reg(0x0083,0x0000);
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write_reg(0x0084,0x0000);
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write_reg(0x0085,0x0000);
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write_reg(0x0090,0x0010);
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write_reg(0x0092,0x0000);
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write_reg(0x0093,0x0003);
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write_reg(0x0095,0x0110);
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write_reg(0x0097,0x0000);
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write_reg(0x0098,0x0000);
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//display on sequence
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write_reg(0x0007,0x0133);
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write_reg(0x0020,0x0000);
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write_reg(0x0021,0x0000);
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}
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else if( deviceid==0x9320|| deviceid==0x9300)
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{
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write_reg(0x00,0x0000);
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#if defined(_ILI_REVERSE_DIRECTION_)
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write_reg(0x0001,0x0100); //Reverse Display
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#else
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write_reg(0x0001,0x0000); // Driver Output Contral.
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#endif
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write_reg(0x02,0x0700); //LCD Driver Waveform Contral.
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// write_reg(0x03,0x1030); //Entry Mode Set.
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write_reg(0x03,0x1018); //Entry Mode Set.
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write_reg(0x04,0x0000); //Scalling Contral.
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write_reg(0x08,0x0202); //Display Contral 2.(0x0207)
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write_reg(0x09,0x0000); //Display Contral 3.(0x0000)
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write_reg(0x0a,0x0000); //Frame Cycle Contal.(0x0000)
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write_reg(0x0c,(1<<0)); //Extern Display Interface Contral 1.(0x0000)
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write_reg(0x0d,0x0000); //Frame Maker Position.
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write_reg(0x0f,0x0000); //Extern Display Interface Contral 2.
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delay(15);
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write_reg(0x07,0x0101); //Display Contral.
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delay(15);
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write_reg(0x10,(1<<12)|(0<<8)|(1<<7)|(1<<6)|(0<<4)); //Power Control 1.(0x16b0)
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write_reg(0x11,0x0007); //Power Control 2.(0x0001)
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write_reg(0x12,(1<<8)|(1<<4)|(0<<0)); //Power Control 3.(0x0138)
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write_reg(0x13,0x0b00); //Power Control 4.
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write_reg(0x29,0x0000); //Power Control 7.
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write_reg(0x2b,(1<<14)|(1<<4));
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write_reg(0x50,0); //Set X Start.
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write_reg(0x51,239); //Set X End.
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write_reg(0x52,0); //Set Y Start.
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write_reg(0x53,319); //Set Y End.
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#if defined(_ILI_REVERSE_DIRECTION_)
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write_reg(0x0060,0x2700); //Driver Output Control.
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#else
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write_reg(0x0060,0xA700);
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#endif
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write_reg(0x61,0x0001); //Driver Output Control.
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write_reg(0x6a,0x0000); //Vertical Srcoll Control.
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write_reg(0x80,0x0000); //Display Position? Partial Display 1.
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write_reg(0x81,0x0000); //RAM Address Start? Partial Display 1.
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write_reg(0x82,0x0000); //RAM Address End-Partial Display 1.
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write_reg(0x83,0x0000); //Displsy Position? Partial Display 2.
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write_reg(0x84,0x0000); //RAM Address Start? Partial Display 2.
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write_reg(0x85,0x0000); //RAM Address End? Partial Display 2.
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write_reg(0x90,(0<<7)|(16<<0)); //Frame Cycle Contral.(0x0013)
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write_reg(0x92,0x0000); //Panel Interface Contral 2.(0x0000)
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write_reg(0x93,0x0001); //Panel Interface Contral 3.
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write_reg(0x95,0x0110); //Frame Cycle Contral.(0x0110)
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write_reg(0x97,(0<<8)); //
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write_reg(0x98,0x0000); //Frame Cycle Contral.
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write_reg(0x07,0x0173); //(0x0173)
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}
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else if( deviceid==0x4531 )
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{
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// Setup display
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write_reg(0x00,0x0001);
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write_reg(0x10,0x0628);
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write_reg(0x12,0x0006);
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write_reg(0x13,0x0A32);
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write_reg(0x11,0x0040);
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write_reg(0x15,0x0050);
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write_reg(0x12,0x0016);
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delay(15);
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write_reg(0x10,0x5660);
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delay(15);
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write_reg(0x13,0x2A4E);
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#if defined(_ILI_REVERSE_DIRECTION_)
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write_reg(0x01,0x0100);
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#else
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write_reg(0x01,0x0000);
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#endif
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write_reg(0x02,0x0300);
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|
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write_reg(0x03,0x1030);
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// write_reg(0x03,0x1038);
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|
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write_reg(0x08,0x0202);
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write_reg(0x0A,0x0000);
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write_reg(0x30,0x0000);
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write_reg(0x31,0x0402);
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write_reg(0x32,0x0106);
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write_reg(0x33,0x0700);
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write_reg(0x34,0x0104);
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write_reg(0x35,0x0301);
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write_reg(0x36,0x0707);
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write_reg(0x37,0x0305);
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write_reg(0x38,0x0208);
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write_reg(0x39,0x0F0B);
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delay(15);
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write_reg(0x41,0x0002);
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|
|
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#if defined(_ILI_REVERSE_DIRECTION_)
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write_reg(0x0060,0x2700);
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#else
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write_reg(0x0060,0xA700);
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#endif
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|
|
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write_reg(0x61,0x0001);
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write_reg(0x90,0x0119);
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|
write_reg(0x92,0x010A);
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write_reg(0x93,0x0004);
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write_reg(0xA0,0x0100);
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// write_reg(0x07,0x0001);
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delay(15);
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// write_reg(0x07,0x0021);
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delay(15);
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|
// write_reg(0x07,0x0023);
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delay(15);
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|
// write_reg(0x07,0x0033);
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delay(15);
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|
write_reg(0x07,0x0133);
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|
delay(15);
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write_reg(0xA0,0x0000);
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|
delay(20);
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}
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|
else if( deviceid ==0x7783)
|
|
{
|
|
// Start Initial Sequence
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|
write_reg(0x00FF,0x0001);
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write_reg(0x00F3,0x0008);
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write_reg(0x0001,0x0100);
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|
write_reg(0x0002,0x0700);
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|
write_reg(0x0003,0x1030); //0x1030
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write_reg(0x0008,0x0302);
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|
write_reg(0x0008,0x0207);
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|
write_reg(0x0009,0x0000);
|
|
write_reg(0x000A,0x0000);
|
|
write_reg(0x0010,0x0000); //0x0790
|
|
write_reg(0x0011,0x0005);
|
|
write_reg(0x0012,0x0000);
|
|
write_reg(0x0013,0x0000);
|
|
delay(20);
|
|
write_reg(0x0010,0x12B0);
|
|
delay(20);
|
|
write_reg(0x0011,0x0007);
|
|
delay(20);
|
|
write_reg(0x0012,0x008B);
|
|
delay(20);
|
|
write_reg(0x0013,0x1700);
|
|
delay(20);
|
|
write_reg(0x0029,0x0022);
|
|
|
|
//################# void Gamma_Set(void) ####################//
|
|
write_reg(0x0030,0x0000);
|
|
write_reg(0x0031,0x0707);
|
|
write_reg(0x0032,0x0505);
|
|
write_reg(0x0035,0x0107);
|
|
write_reg(0x0036,0x0008);
|
|
write_reg(0x0037,0x0000);
|
|
write_reg(0x0038,0x0202);
|
|
write_reg(0x0039,0x0106);
|
|
write_reg(0x003C,0x0202);
|
|
write_reg(0x003D,0x0408);
|
|
delay(20);
|
|
write_reg(0x0050,0x0000);
|
|
write_reg(0x0051,0x00EF);
|
|
write_reg(0x0052,0x0000);
|
|
write_reg(0x0053,0x013F);
|
|
write_reg(0x0060,0xA700);
|
|
write_reg(0x0061,0x0001);
|
|
write_reg(0x0090,0x0033);
|
|
write_reg(0x002B,0x000B);
|
|
write_reg(0x0007,0x0133);
|
|
delay(20);
|
|
}
|
|
|
|
//数据总线测试,用于测试硬件连接是否正常.
|
|
lcd_data_bus_test();
|
|
|
|
//清屏
|
|
lcd_clear( Blue );
|
|
}
|
|
|
|
/* 设置像素点 颜色,X,Y */
|
|
void rt_hw_lcd_set_pixel(const char* pixel, int x, int y)
|
|
{
|
|
lcd_SetCursor(x,y);
|
|
|
|
rw_data_prepare();
|
|
write_data(*(rt_uint16_t*)pixel);
|
|
}
|
|
|
|
/* 获取像素点颜色 */
|
|
void rt_hw_lcd_get_pixel(char* pixel, int x, int y)
|
|
{
|
|
*(rt_uint16_t*)pixel = BGR2RGB( lcd_read_gram(x,y) );
|
|
}
|
|
|
|
/* 画水平线 */
|
|
void rt_hw_lcd_draw_hline(const char* pixel, int x1, int x2, int y)
|
|
{
|
|
/* [5:4]-ID~ID0 [3]-AM-1垂直-0水平 */
|
|
write_reg(0x0003,(1<<12)|(1<<5)|(1<<4) | (0<<3) );
|
|
|
|
lcd_SetCursor(x1, y);
|
|
rw_data_prepare(); /* Prepare to write GRAM */
|
|
while (x1 < x2)
|
|
{
|
|
write_data( *(rt_uint16_t*)pixel );
|
|
x1++;
|
|
}
|
|
}
|
|
|
|
/* 垂直线 */
|
|
void rt_hw_lcd_draw_vline(const char* pixel, int x, int y1, int y2)
|
|
{
|
|
/* [5:4]-ID~ID0 [3]-AM-1垂直-0水平 */
|
|
write_reg(0x0003,(1<<12)|(1<<5)|(0<<4) | (1<<3) );
|
|
|
|
lcd_SetCursor(x, y1);
|
|
rw_data_prepare(); /* Prepare to write GRAM */
|
|
while (y1 < y2)
|
|
{
|
|
write_data( *(rt_uint16_t*)pixel );
|
|
y1++;
|
|
}
|
|
}
|
|
|
|
/* ?? */
|
|
void rt_hw_lcd_draw_blit_line(const char* pixels, int x, int y, rt_size_t size)
|
|
{
|
|
rt_uint16_t *ptr;
|
|
|
|
ptr = (rt_uint16_t*)pixels;
|
|
|
|
/* [5:4]-ID~ID0 [3]-AM-1垂直-0水平 */
|
|
write_reg(0x0003,(1<<12)|(1<<5)|(1<<4) | (0<<3) );
|
|
|
|
lcd_SetCursor(x, y);
|
|
rw_data_prepare(); /* Prepare to write GRAM */
|
|
while (size)
|
|
{
|
|
write_data(*ptr ++);
|
|
size --;
|
|
}
|
|
}
|
|
|
|
struct rt_device_graphic_ops lcd_ili_ops =
|
|
{
|
|
rt_hw_lcd_set_pixel,
|
|
rt_hw_lcd_get_pixel,
|
|
rt_hw_lcd_draw_hline,
|
|
rt_hw_lcd_draw_vline,
|
|
rt_hw_lcd_draw_blit_line
|
|
};
|
|
|
|
struct rt_device _lcd_device;
|
|
static rt_err_t lcd_init(rt_device_t dev)
|
|
{
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t lcd_open(rt_device_t dev, rt_uint16_t oflag)
|
|
{
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t lcd_close(rt_device_t dev)
|
|
{
|
|
return RT_EOK;
|
|
}
|
|
|
|
static rt_err_t lcd_control(rt_device_t dev, int cmd, void *args)
|
|
{
|
|
switch (cmd)
|
|
{
|
|
case RTGRAPHIC_CTRL_GET_INFO:
|
|
{
|
|
struct rt_device_graphic_info *info;
|
|
|
|
info = (struct rt_device_graphic_info*) args;
|
|
RT_ASSERT(info != RT_NULL);
|
|
|
|
info->bits_per_pixel = 16;
|
|
info->pixel_format = RTGRAPHIC_PIXEL_FORMAT_RGB565P;
|
|
info->framebuffer = RT_NULL;
|
|
info->width = 240;
|
|
info->height = 320;
|
|
}
|
|
break;
|
|
|
|
case RTGRAPHIC_CTRL_RECT_UPDATE:
|
|
/* nothong to be done */
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
return RT_EOK;
|
|
}
|
|
|
|
void rt_hw_lcd_init(void)
|
|
{
|
|
/* LCD RESET */
|
|
/* PF10 : LCD RESET */
|
|
{
|
|
GPIO_InitTypeDef GPIO_InitStructure;
|
|
|
|
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOF, ENABLE);
|
|
|
|
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
|
|
GPIO_InitStructure.GPIO_Speed = GPIO_Speed_2MHz;
|
|
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_10;
|
|
GPIO_Init(GPIOF,&GPIO_InitStructure);
|
|
|
|
GPIO_ResetBits(GPIOF,GPIO_Pin_10);
|
|
GPIO_SetBits(GPIOF,GPIO_Pin_10);
|
|
/* wait for lcd reset */
|
|
rt_thread_delay(1);
|
|
}
|
|
|
|
/* register lcd device */
|
|
_lcd_device.type = RT_Device_Class_Graphic;
|
|
_lcd_device.init = lcd_init;
|
|
_lcd_device.open = lcd_open;
|
|
_lcd_device.close = lcd_close;
|
|
_lcd_device.control = lcd_control;
|
|
_lcd_device.read = RT_NULL;
|
|
_lcd_device.write = RT_NULL;
|
|
|
|
_lcd_device.user_data = &lcd_ili_ops;
|
|
lcd_Initializtion();
|
|
|
|
/* register graphic device driver */
|
|
rt_device_register(&_lcd_device, "lcd",
|
|
RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_STANDALONE);
|
|
}
|