16.[stm32f103][hal]lcd -1602(1)

1. 프로젝트 파일

LCD_1602파일.zip

다운로드

 

 

 

 

2. Cube 설정

 

 

 

 

3. 파일 확인하기 

 

위에 첨부파일을 그냥 붙여넣기 하셔도 되는데 

만드는 과정은 

처음 프로젝트를 만들면 main.h 에  

#include "main.h"

#include "stm32f1xx_hal.h"

이렇게 있으실겁니다.

이걸 지우고 

include.h로 묶어 놨어요~~

헤더파일 만드는 과정은

 

4. 소스 해석

lcd_1602.h

 

#ifndef  __lcd_1602_H
#define  __lcd_1602_H
 
#include "include.h"
 
#define    LCD_CMD     0
#define    LCD_DATA    1
/*
 * LCD Command Set
 */
#define CMD_CLR     0X01
#define CMD_HOME    0X02
#define CMD_ENTRY   0x06    
#define CMD_ONOFF   0X08
#define CMD_SHIFT   0X10
#define CMD_FUNC    0X20
#define CGRAM_ADDR  0X40
#define DDRAM_ADDR  0X80
 
/*
 * Function set
 */
#define LCD_mode_8_2_58     0x38 //8bit 2line 5x8font
#define LCD_L1            0x80         
#define LCD_L2                0xC0
/*
 * Entry Mode Set
 */
#define DISP_SHIFT  0X01
#define CURSOR_INC  0X02
 
/*
 * Display On/Off Control
 */
#define CURSOR_ON   0X0E
#define DISPLAY_ON  0X0C
#define DISPLAY_OFF 0X08
 
 
#define LCD_CH_LEN      16
#define LCD_START_LINE1 0x00
#define LCD_START_LINE2 0x40
 
/*
 * Cursor or Display Shift
 */
#define CURSOR_R    0X04
#define DISPLAY_SHIFT   0X08
 
///////////////////////RS,RW,EN Setup/////////////////////////////////////
#define LCD1602_RS_PORT GPIOD
#define LCD1602_RW_PORT GPIOD
#define LCD1602_EN_PORT GPIOD 
   
#define LCD1602_RS    GPIO_PIN_11    /* Low -> CMD & High -> Data */
#define LCD1602_RW    GPIO_PIN_5    /* Low -> Write & High -> Read */
#define LCD1602_EN    GPIO_PIN_4    /* Hight To Low */
 
#define LCD1602_RS_HIGH()         HAL_GPIO_WritePin(LCD1602_RS_PORT, LCD1602_RS,GPIO_PIN_SET)  
#define LCD1602_RS_LOW()         HAL_GPIO_WritePin(LCD1602_RS_PORT, LCD1602_RS,GPIO_PIN_RESET)  
#define LCD1602_RW_HIGH()         HAL_GPIO_WritePin(LCD1602_RW_PORT, LCD1602_RW,GPIO_PIN_SET)  
#define LCD1602_RW_LOW()         HAL_GPIO_WritePin(LCD1602_RW_PORT, LCD1602_RW,GPIO_PIN_RESET)  
#define LCD1602_EN_HIGH()         HAL_GPIO_WritePin(LCD1602_EN_PORT, LCD1602_EN,GPIO_PIN_SET)  
#define LCD1602_EN_LOW()         HAL_GPIO_WritePin(LCD1602_EN_PORT, LCD1602_EN,GPIO_PIN_RESET)  
///////////////////////RS,RW,EN Setup/////////////////////////////////////
 
#define LCD_DATA_D0_num 8
#define LCD_DATA_PORT   GPIOE
#define LCD_DATA_D0     GPIO_PIN_8    
#define LCD_DATA_D1     GPIO_PIN_9
#define LCD_DATA_D2     GPIO_PIN_10
#define LCD_DATA_D3     GPIO_PIN_11
#define LCD_DATA_D4     GPIO_PIN_12
#define LCD_DATA_D5     GPIO_PIN_13
#define LCD_DATA_D6     GPIO_PIN_14
#define LCD_DATA_D7     GPIO_PIN_15
 
#define LCD_DO(x)    LCD_DATA_PORT->BSRR = 0xFF000000 | ( x<<LCD_DATA_D0_num)
 
//void Init_LCD_Port(void);
 
void lcd1602_init(void);
void LCD1602_print(uint8_t Row, uint8_t  Col,uint8_t *ptString);
uint8_t LCD1602_readbyte(uint8_t  DatCmd);
void LCD1602_sendbyte(uint8_t DatCmd, uint8_t dByte);
void LCD1602_clear(void);
uint8_t LCD1602_readBF(void);
 
#endif 

 

핀맵이 다르시분들은...

///////////////////////RS,RW,EN Setup/////////////////////////////////////
#define LCD1602_RS_PORT GPIOD
#define LCD1602_RW_PORT GPIOD
#define LCD1602_EN_PORT GPIOD 
   
#define LCD1602_RS    GPIO_PIN_11    /* Low -> CMD & High -> Data */
#define LCD1602_RW    GPIO_PIN_5    /* Low -> Write & High -> Read */
#define LCD1602_EN    GPIO_PIN_4    /* Hight To Low */
 
 
 
#define LCD_DATA_D0_num 8
#define LCD_DATA_PORT   GPIOE
#define LCD_DATA_D0     GPIO_PIN_8    
#define LCD_DATA_D1     GPIO_PIN_9
#define LCD_DATA_D2     GPIO_PIN_10
#define LCD_DATA_D3     GPIO_PIN_11
#define LCD_DATA_D4     GPIO_PIN_12
#define LCD_DATA_D5     GPIO_PIN_13
#define LCD_DATA_D6     GPIO_PIN_14
#define LCD_DATA_D7     GPIO_PIN_15

 

위에 코드를 맞게 바꿔주세요~~~

main.c 

lcd1602_init();
LCD1602_print(1, 0, "hello");
LCD1602_print(2, 0, "hnydiy.tistory");

 

 

 

5. 결과화면