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[INTERFACE]/W7200

[W7200 EVM] SD Card를 이용한 TFT LCD 테스트

[W7200 EVM] SD Card를 이용한 TFT LCD 테스트





W7200은 STM32-SM EVM보드와 호환이 가능하다. STM32코어 이므로 기존 코드를 활용하여 여러가지 테스틀 쉽게 해볼 수 있다.

SD Card를 이용하여 웹서버를 제작하기위해 먼저 SD카드 호환되는 TFT LCD보드를 테스트 해 보았다.




W7200 TFT-LCD 테스트 동영상




W7200 TFT-LCD 제어 드라이버 코드


//-----------------------------------------------------------------------------

//LED Driver

#define TFT_DRV_HD66791                 0

#define TFT_DRV_COM44                   0

#define TFT_DRV_ST7735                  1


#define LCD_LAT_BIT BIT14

#define LCD_LAT_PORT PORTA

#define LCD_LAT_ON() //Sbi(LCD_LAT_PORT, LCD_LAT_BIT) 

#define LCD_LAT_OFF() //Cbi(LCD_LAT_PORT, LCD_LAT_BIT) 

#define LCD_DATA_LATCH() //LCD_LAT_ON();LCD_LAT_OFF();


#define LCD_EN_BIT BIT13

#define LCD_EN_PORT GPIOA

#define LCD_ENABLE() cbi(LCD_EN_PORT, LCD_EN_BIT) 

#define LCD_DISABLE() sbi(LCD_EN_PORT, LCD_EN_BIT) 


#define LCD_RST_BIT //BIT8

#define LCD_RST_PORT //PORTB

#define LCD_RST_ON() //Sbi(LCD_RST_PORT, LCD_RST_BIT) 

#define LCD_RST_OFF() //Cbi(LCD_RST_PORT, LCD_RST_BIT) 


#define LCD_RS_BIT BIT14

#define LCD_RS_PORT GPIOA

#define LCD_RS_OFF() cbi(LCD_RS_PORT, LCD_RS_BIT) 

#define LCD_RS_ON() sbi(LCD_RS_PORT, LCD_RS_BIT)


#define LCD_WR_BIT BIT15

#define LCD_WR_PORT GPIOA

#define LCD_WR_OFF() cbi(LCD_WR_PORT, LCD_WR_BIT) 

#define LCD_WR_ON() sbi(LCD_WR_PORT, LCD_WR_BIT)


#define LCD_RD_BIT ///BIT9

#define LCD_RD_PORT //PORTB

#define LCD_RD_OFF() //Cbi(LCD_RD_PORT, LCD_RD_BIT) 

#define LCD_RD_ON() //Sbi(LCD_RD_PORT, LCD_RD_BIT)


#define LCD_BL_BIT BIT9

#define LCD_BL_PORT GPIOB

#define LCD_BL_OFF() cbi(LCD_BL_PORT, LCD_BL_BIT) 

#define LCD_BL_ON() sbi(LCD_BL_PORT, LCD_BL_BIT)


#define _LCD_DAT_OUT(Data) PORTB = (PORTB&0xFF00) | (Data&0xFF);


#define TFTGpioInit() RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);\

GPIO_InitStructure.GPIO_Pin = BIT13|BIT14|BIT15;\

GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;\

GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;\

GPIO_Init(GPIOA, &GPIO_InitStructure);\

RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOB, ENABLE);\

GPIO_InitStructure.GPIO_Pin = 0xFF|BIT9;\

GPIO_Init(GPIOB, &GPIO_InitStructure);


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