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RMUL2025/User/device/oled.c

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sentry_right
2025-03-09 18:01:50 +08:00
/*
OLED显示模块。
使用SPI通信时，需要#define OLED_USE_SPI
使用I2C通信时，需要#define OLED_USE_I2C
*/
/* Includes ----------------------------------------------------------------- */
/* Include 自身的头文件。*/
#include "oled.h"
/* Include 标准库。*/
#include <stdint.h>
#include <stdbool.h>
#include <string.h>
/* Include HAL相关的头文件。*/
#include "bsp_delay.h"
#include "bsp_spi.h"
#include <gpio.h>
#ifdef OLED_USE_SPI
#include "spi.h"
#
#elif defined OLED_USE_I2C
#include "i2c.h"
#endif
/* Include Component相关的头文件 */
/* Private define ----------------------------------------------------------- */
/* Private macro ------------------------------------------------------------ */
#ifdef OLED_USE_SPI
#define OLED_CMD_Set() HAL_GPIO_WritePin(OLED_DC_GPIO_Port, OLED_DC_Pin, GPIO_PIN_SET)
#define OLED_CMD_Clr() HAL_GPIO_WritePin(OLED_DC_GPIO_Port, OLED_DC_Pin, GPIO_PIN_RESET)
#define OLED_RST_Set() HAL_GPIO_WritePin(OLED_RST_GPIO_Port, OLED_RST_Pin, GPIO_PIN_SET)
#define OLED_RST_Clr() HAL_GPIO_WritePin(OLED_RST_GPIO_Port, OLED_RST_Pin, GPIO_PIN_RESET)
#elif defined OLED_USE_I2C
#define OLED_I2C_HANDLE hi2c1
#endif
/* Private typedef ---------------------------------------------------------- */
typedef enum {
OLED_WriteCMD = 0,
OLED_WriteData = 1,
}OLED_Write_t;
/* Private variables -------------------------------------------------------- */
static const uint8_t oled_font[95][8] = {
{0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,}, /* " ", 0 */
{0x00,0x00,0x00,0xcf,0xcf,0x00,0x00,0x00,}, /* "!", 1 */
{0x00,0x0c,0x06,0x00,0x0c,0x06,0x00,0x00,}, /* """, 2 */
{0x24,0xe4,0x3c,0x27,0xe4,0x3c,0x27,0x24,}, /* "#", 3 */
{0x00,0x20,0x46,0xf9,0x9f,0x62,0x04,0x00,}, /* "$", 4 */
{0x06,0x09,0xc6,0x30,0x0c,0x63,0x90,0x60,}, /* "%", 5 */
{0x00,0x00,0x6e,0x91,0xa9,0x46,0xa0,0x00,}, /* "&", 6 */
{0x00,0x00,0x00,0x1c,0x0e,0x00,0x00,0x00,}, /* "'", 7 */
{0x00,0x00,0x3c,0x42,0x81,0x00,0x00,0x00,}, /* "(", 8 */
{0x00,0x00,0x00,0x81,0x42,0x3c,0x00,0x00,}, /* ")", 9 */
{0x00,0x10,0x54,0x38,0x38,0x54,0x10,0x00,}, /* "*", 10 */
{0x00,0x10,0x10,0xfc,0x10,0x10,0x00,0x00,}, /* "+", 11 */
{0x00,0x00,0x00,0xc0,0x60,0x00,0x00,0x00,}, /* ",", 12 */
{0x00,0x00,0x10,0x10,0x10,0x10,0x00,0x00,}, /* "-", 13 */
{0x00,0x00,0x00,0x00,0xc0,0xc0,0x00,0x00,}, /* ".", 14 */
{0x00,0x00,0x00,0xc0,0x38,0x07,0x00,0x00,}, /* "/", 15 */
{0x00,0x00,0x7c,0x92,0x8a,0x7c,0x00,0x00,}, /* "0", 16 */
{0x00,0x00,0x00,0x84,0xfe,0x80,0x00,0x00,}, /* "1", 17 */
{0x00,0x00,0x8c,0xc2,0xa2,0x9c,0x00,0x00,}, /* "2", 18 */
{0x00,0x00,0x44,0x92,0x92,0x6c,0x00,0x00,}, /* "3", 19 */
{0x00,0x20,0x38,0x24,0xfe,0x20,0x00,0x00,}, /* "4", 20 */
{0x00,0x00,0x5e,0x92,0x92,0x62,0x00,0x00,}, /* "5", 21 */
{0x00,0x00,0x78,0x94,0x92,0x62,0x00,0x00,}, /* "6", 22 */
{0x00,0x00,0x82,0x62,0x1a,0x06,0x00,0x00,}, /* "7", 23 */
{0x00,0x00,0x6c,0x92,0x92,0x6c,0x00,0x00,}, /* "8", 24 */
{0x00,0x00,0x8c,0x52,0x32,0x1c,0x00,0x00,}, /* "9", 25 */
{0x00,0x00,0x00,0x6c,0x6c,0x00,0x00,0x00,}, /* ":", 26 */
{0x00,0x00,0x80,0xec,0x6c,0x00,0x00,0x00,}, /* ";", 27 */
{0x00,0x00,0x10,0x28,0x44,0x00,0x00,0x00,}, /* "<", 28 */
{0x00,0x00,0x24,0x24,0x24,0x24,0x00,0x00,}, /* "=", 29 */
{0x00,0x00,0x00,0x44,0x28,0x10,0x00,0x00,}, /* ">", 30 */
{0x00,0x00,0x0c,0xa2,0x92,0x1c,0x00,0x00,}, /* "?", 31 */
{0x00,0x3c,0x42,0x99,0xa5,0xa2,0x3c,0x00,}, /* "@", 32 */
{0x00,0xe0,0x1c,0x12,0x12,0x1c,0xe0,0x00,}, /* "A", 33 */
{0x00,0xfe,0x92,0x92,0x9c,0x90,0x60,0x00,}, /* "B", 34 */
{0x00,0x38,0x44,0x82,0x82,0x82,0x44,0x00,}, /* "C", 35 */
{0x00,0xfe,0x82,0x82,0x82,0x82,0x7c,0x00,}, /* "D", 36 */
{0x00,0xfe,0x92,0x92,0x92,0x92,0x92,0x00,}, /* "E", 37 */
{0x00,0xfe,0x12,0x12,0x12,0x12,0x02,0x00,}, /* "F", 38 */
{0x00,0x7c,0x82,0x92,0x92,0x72,0x00,0x00,}, /* "G", 39 */
{0x00,0xfe,0x10,0x10,0x10,0x10,0xfe,0x00,}, /* "H", 40 */
{0x00,0x82,0x82,0xfe,0x82,0x82,0x00,0x00,}, /* "I", 41 */
{0x00,0x82,0x82,0x7e,0x02,0x02,0x00,0x00,}, /* "J", 42 */
{0x00,0xfe,0x10,0x28,0x44,0x82,0x00,0x00,}, /* "K", 43 */
{0x00,0xfe,0x80,0x80,0x80,0x80,0x00,0x00,}, /* "L", 44 */
{0xfc,0x02,0x04,0xf8,0x04,0x02,0xfc,0x00,}, /* "M", 45 */
{0x00,0xfe,0x04,0x18,0x30,0x40,0xfe,0x00,}, /* "N", 46 */
{0x00,0x7c,0x82,0x82,0x82,0x82,0x7c,0x00,}, /* "O", 47 */
{0x00,0x00,0xfe,0x12,0x12,0x0c,0x00,0x00,}, /* "P", 48 */
{0x00,0x00,0x3c,0x42,0xc2,0xbc,0x00,0x00,}, /* "Q", 49 */
{0x00,0x00,0xfe,0x32,0x52,0x8c,0x00,0x00,}, /* "R", 50 */
{0x00,0x00,0x4c,0x92,0x92,0x64,0x00,0x00,}, /* "S", 51 */
{0x00,0x02,0x02,0xfe,0x02,0x02,0x00,0x00,}, /* "T", 52 */
{0x00,0x7e,0x80,0x80,0x80,0x80,0x7e,0x00,}, /* "U", 53 */
{0x00,0x0c,0x30,0xc0,0x30,0x0c,0x00,0x00,}, /* "V", 54 */
{0x7c,0x80,0x80,0x78,0x80,0x80,0x7c,0x00,}, /* "W", 55 */
{0x00,0x84,0x48,0x30,0x30,0x48,0x84,0x00,}, /* "X", 56 */
{0x00,0x06,0x08,0xf0,0x08,0x06,0x00,0x00,}, /* "Y", 57 */
{0x00,0x00,0xc2,0xa2,0x92,0x8e,0x00,0x00,}, /* "Z", 58 */
{0x00,0x00,0xfe,0x82,0x82,0x82,0x00,0x00,}, /* "[", 59 */
{0x00,0x00,0x06,0x18,0x60,0x80,0x00,0x00,}, /* "\", 60 */
{0x00,0x00,0x82,0x82,0x82,0xfe,0x00,0x00,}, /* "]", 61 */
{0x00,0x30,0x0c,0x02,0x0c,0x30,0x00,0x00,}, /* "^", 62 */
{0x00,0x80,0x80,0x80,0x80,0x80,0x80,0x00,}, /* "_", 63 */
{0x00,0x00,0x04,0x0c,0x18,0x00,0x00,0x00,}, /* "`", 64 */
{0x00,0x00,0x60,0x90,0x90,0xe0,0x00,0x00,}, /* "a", 65 */
{0x00,0x00,0xf8,0xa0,0xe0,0x00,0x00,0x00,}, /* "b", 66 */
{0x00,0x00,0x60,0x90,0x90,0x00,0x00,0x00,}, /* "c", 67 */
{0x00,0x00,0xe0,0xa0,0xf8,0x00,0x00,0x00,}, /* "d", 68 */
{0x00,0x00,0x70,0xa8,0xa8,0x90,0x00,0x00,}, /* "e", 69 */
{0x00,0x00,0x10,0xf8,0x14,0x00,0x00,0x00,}, /* "f", 70 */
{0x00,0x00,0xd8,0xa4,0x7c,0x00,0x00,0x00,}, /* "g", 71 */
{0x00,0x00,0xf8,0x20,0xe0,0x00,0x00,0x00,}, /* "h", 72 */
{0x00,0x00,0x00,0xe8,0x00,0x00,0x00,0x00,}, /* "i", 73 */
{0x00,0x00,0x40,0x90,0x74,0x00,0x00,0x00,}, /* "j", 74 */
{0x00,0x00,0xf8,0x60,0x90,0x00,0x00,0x00,}, /* "k", 75 */
{0x00,0x00,0x78,0x80,0x80,0x00,0x00,0x00,}, /* "l", 76 */
{0x00,0xe0,0x10,0xe0,0x10,0xe0,0x00,0x00,}, /* "m", 77 */
{0x00,0x00,0xf0,0x10,0x10,0xe0,0x00,0x00,}, /* "n", 78 */
{0x00,0x00,0x60,0x90,0x90,0x60,0x00,0x00,}, /* "o", 79 */
{0x00,0x00,0xf0,0x48,0x48,0x30,0x00,0x00,}, /* "p", 80 */
{0x00,0x00,0x30,0x48,0x48,0xf0,0x00,0x00,}, /* "q", 81 */
{0x00,0x00,0x00,0xf0,0x20,0x10,0x00,0x00,}, /* "r", 82 */
{0x00,0x00,0x90,0xa8,0xa8,0x48,0x00,0x00,}, /* "s", 83 */
{0x00,0x10,0x10,0xf8,0x90,0x90,0x00,0x00,}, /* "t", 84 */
{0x00,0x00,0x78,0x80,0x80,0xf8,0x00,0x00,}, /* "u", 85 */
{0x00,0x18,0x60,0x80,0x60,0x18,0x00,0x00,}, /* "v", 86 */
{0x00,0x38,0xc0,0x38,0xc0,0x38,0x00,0x00,}, /* "w", 87 */
{0x00,0x88,0x50,0x20,0x50,0x88,0x00,0x00,}, /* "x", 88 */
{0x00,0x8c,0x50,0x20,0x10,0x0c,0x00,0x00,}, /* "y", 89 */
{0x00,0x88,0xc8,0xa8,0x98,0x88,0x00,0x00,}, /* "z", 90 */
{0x00,0x00,0x10,0x7c,0x82,0x00,0x00,0x00,}, /* "{", 91 */
{0x00,0x00,0x00,0xfe,0x00,0x00,0x00,0x00,}, /* "|", 92 */
{0x00,0x00,0x00,0x82,0x7c,0x10,0x00,0x00,}, /* "}", 93 */
{0x00,0x08,0x04,0x04,0x08,0x10,0x10,0x08,}, /* "~", 94 */
};
static const uint8_t gram_logo[8][128] = {
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x02,0x06,0x0E,0X1E,0X3E,0X7E,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFE,0XFC,0XFC,0XF8,0XF8,0XF0,0XE0,0XC0,0X80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x03,0x07,0x0F,0X1F,0X3F,0X7F,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XF7,0XE7,0XC7,0X87,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x07,0x0F,0X1F,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFE,0XF0,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0XC0,0XFC,0XFC,0XFC,0XFC,0XFC,0XFD,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFE,0XFC,0XFC,0XFC,0XFC,0XFC,0XFC,0XFC,0XFC,0XFC,0XFC,0XFE,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0X7F,0X3F,0x0F,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0X80,0XF0,0XFE,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0X1F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0X1F,0X3F,0X7F,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XEF,0XCF,0X87,0x07,0x03,0x03,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0XE0,0XFC,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0X3F,0x07,0x00,0x00,0x00,0x00,0x00,0x00,0X40,0X40,0X40,0XC0,0XC0,0XC0,0XC0,0XC1,0XC3,0XC7,0XCF,0XDF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFF,0XFE,0XFC,0XF8,0XF0,0XE0,0XC0,0X80,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x08,0x0C,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x0F,0x01,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x03,0x03,0x07,0x07,0x0F,0x0F,0X1F,0X1F,0X3F,0X3F,0X7F,0X7F,0XFF,0XF3,0XE3,0XC3,0X83,0x03,0x03,0x03,0x03,0x03,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x01,0x03,0x03,0x06,0x04,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x60,0x78,0x7B,0x1B,0x1B,0x1B,0x7B,0x7F,0x6F,0x4E,0x00,0x3E,0x7F,0x63,0x63,0x63,0x7F,0x3E,0x00,0x78,0x7B,0x6B,0x6B,0x6B,0x6B,0x7B,0x7F,0x36,0x00,0x3E,0x7F,0x63,0x63,0x63,0x7F,0x3E,0x40,0x60,0x78,0x3D,0x07,0x1F,0x7C,0x70,0x1D,0x07,0x7F,0x78,0x40,0x00,0x60,0x70,0x38,0x5D,0x6F,0x67,0x6F,0x7C,0x70,0x40,0x00,0x40,0x66,0x6F,0x6B,0x6B,0x6B,0x6B,0x7B,0x31,0x02,0x03,0x03,0x7F,0x7F,0x03,0x03,0x61,0x68,0x6B,0x6B,0x6B,0x6B,0x6B,0x0B,0x03,0x60,0x78,0x7B,0x1B,0x1B,0x1B,0x7B,0x7B,0x6F,0x4E,0x00,0x46,0x6F,0x6F,0x6B,0x6B,0x6B,0x7B,0x31,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
};
static OLED_t *goled;
static bool inited = false;
/* Private function ---------------------------------------------- */
static void OLED_WriteByte(uint8_t data, OLED_Write_t type) {
#ifdef OLED_USE_SPI
switch(type) {
case OLED_WriteCMD:
OLED_CMD_Clr();
break;
case OLED_WriteData:
OLED_CMD_Set();
break;
}
BSP_SPI_Transmit(BSP_SPI_OLED, &data, 1);
#elif defined OLED_USE_I2C
uint8_t cmd_data[2];
switch(type) {
case OLED_WriteCMD:
cmd_data[0] = 0x00;
break;
case OLED_WriteData:
cmd_data[0] = 0x40;
break;
}
cmd_data[1] = data;
HAL_I2C_Master_Transmit_DMA(OLED_I2C, OLED_I2C_ADDRESS, cmd_data, 2);
#endif
BSP_Delay(1);
}
static void OLED_WriteSequenceData(uint8_t *data, uint16_t len) {
#ifdef OLED_USE_SPI
OLED_CMD_Set();
HAL_SPI_Transmit_DMA(&hspi1, data, len);
#elif defined OLED_USE_I2C
/* TODO */
uint8_t cmd_data[2];
cmd_data[0] = 0x40;
cmd_data[1] = data;
HAL_I2C_Master_Transmit_DMA(OLED_I2C, OLED_I2C_ADDRESS, cmd_data, 2);
#endif
}
/* Exported functions ------------------------------------------------------- */
int8_t OLED_Init(OLED_t *oled) {
if (oled == NULL)
return -1;
if (inited)
return -1;
oled->cursor.column = 0;
oled->cursor.page = 0;
oled->modified = true;
goled = oled;
OLED_RST_Clr();
BSP_Delay(1);
OLED_RST_Set();
BSP_Delay(5);
OLED_WriteByte(0xae, OLED_WriteCMD); /* Dot martix display off. */
OLED_WriteByte(0x00, OLED_WriteCMD); /* Set lower column address:(00H~0FH). */
OLED_WriteByte(0x10, OLED_WriteCMD); /* Set higher column address:(10H~1FH). */
OLED_WriteByte(0x20, OLED_WriteCMD); /* Set Memory Addressing Mode */
OLED_WriteByte(0x10, OLED_WriteCMD); /* 00,Horizontal Addressing Mode;01,Vertical Addressing Mode;10,Page Addressing Mode (RESET);11,Invalid */
OLED_WriteByte(0x32, OLED_WriteCMD); /* Set pump voltage 8v. */
OLED_WriteByte(0x40, OLED_WriteCMD); /* Set display start line:(40H~7FH). */
OLED_WriteByte(0x81, OLED_WriteCMD); /* Contarst control. */
OLED_WriteByte(0x6f, OLED_WriteCMD); /* Contarst: 0x00~0xff. */
OLED_WriteByte(0xa1, OLED_WriteCMD); /* Set segment re-map. 0xa0 or 0xa1. */
OLED_WriteByte(0xa4, OLED_WriteCMD); /* Entire display off. */
OLED_WriteByte(0xa6, OLED_WriteCMD); /* Set normal display. */
OLED_WriteByte(0xa8, OLED_WriteCMD); /* Set multiplex ratio. */
OLED_WriteByte(0x3f, OLED_WriteCMD);
OLED_WriteByte(0xad, OLED_WriteCMD); /* Set DC/DC booster. */
OLED_WriteByte(0x8b, OLED_WriteCMD);
OLED_WriteByte(0xb0, OLED_WriteCMD); /* Set page address. */
OLED_WriteByte(0xc8, OLED_WriteCMD); /* Com scan COM0->COM63. */
OLED_WriteByte(0xd3, OLED_WriteCMD); /* Set display offset. */
OLED_WriteByte(0x00, OLED_WriteCMD);
OLED_WriteByte(0xd5, OLED_WriteCMD); /* Set frame frequency. */
OLED_WriteByte(0xf0, OLED_WriteCMD);
OLED_WriteByte(0xd9, OLED_WriteCMD); /* Set pre_charge period. */
OLED_WriteByte(0x22, OLED_WriteCMD);
OLED_WriteByte(0xda, OLED_WriteCMD); /* Com pin configuration. */
OLED_WriteByte(0x12, OLED_WriteCMD);
OLED_WriteByte(0xdb, OLED_WriteCMD); /* Set vcom deselect level. */
OLED_WriteByte(0x20, OLED_WriteCMD);
OLED_WriteByte(0x8d, OLED_WriteCMD); /* Set DC-DC enable */
OLED_WriteByte(0x14, OLED_WriteCMD);
OLED_WriteByte(0xaf, OLED_WriteCMD); /* Display on. */
memcmp(oled->gram, gram_logo, sizeof(oled->gram));
OLED_SetAllRam(oled, OLED_PEN_WRITE); /* Clear memory. */
OLED_Refresh(oled); /* Display initial picture. */
return 0;
}
OLED_t *OLED_GetDevice(void) {
if (inited) {
return goled;
}
return NULL;
}
int8_t OLED_PrintRam(OLED_t *oled, const char* str) {
if (str == NULL)
return -1;
oled->modified = true;
for (uint16_t i = 0; str[i] != '\0'; i++) {
uint8_t c = str[i];
if (c < 32) {
switch (c) {
case '\n':
oled->cursor.page ++;
oled->cursor.column = 0;
break;
case '\t':
oled->cursor.column += 16;
break;
}
} else if (c < 126) {
if (oled->cursor.column == 128) {
oled->cursor.page ++;
oled->cursor.column = 0;
}
if (oled->cursor.page == 8) {
OLED_SetAllRam(oled, OLED_PEN_CLEAR);
oled->cursor.page = 0;
}
memcpy(&oled->gram[oled->cursor.page][oled->cursor.column], oled_font[c- 32], sizeof(oled_font[0]));
oled->cursor.column += 8;
}
}
return 0;
}
uint8_t OLED_RewindRam(OLED_t *oled) {
oled->modified = true;
OLED_SetAllRam(oled, OLED_PEN_CLEAR);
oled->cursor.page = 0;
oled->cursor.column = 0;
return 0;
}
uint8_t OLED_SetAllRam(OLED_t *oled, OLED_Pen_t pen) {
switch(pen) {
case OLED_PEN_WRITE:
memset(oled->gram, -1, sizeof(oled->gram));
break;
case OLED_PEN_CLEAR:
memset(oled->gram, 0, sizeof(oled->gram));
break;
case OLED_PEN_INVERSION:
for (uint8_t i = 0; i < 8; i++) {
for (uint8_t n = 0; n < 128; n++) {
oled->gram[i][n] = ~oled->gram[i][n];
}
}
break;
}
return 0;
}
uint8_t OLED_DisplayOn(OLED_t *oled) {
OLED_WriteByte(0x8d, OLED_WriteCMD);
OLED_WriteByte(0x14, OLED_WriteCMD);
OLED_WriteByte(0xaf, OLED_WriteCMD);
return 0;
}
uint8_t OLED_DisplayOff(OLED_t *oled) {
OLED_WriteByte(0x8d, OLED_WriteCMD);
OLED_WriteByte(0x10, OLED_WriteCMD);
OLED_WriteByte(0xae, OLED_WriteCMD);
return 0;
}
void OLED_SetCursor(uint8_t x, uint8_t y)
{
OLED_WriteByte((0xb0 + y), OLED_WriteCMD); /*set page address y */
OLED_WriteByte(((x&0xf0)>>4)|0x10, OLED_WriteCMD); /*set column high address */
OLED_WriteByte((x&0x0f), OLED_WriteCMD); /*set column low address */
}
uint8_t OLED_Refresh(OLED_t *oled) {
for (uint8_t i = 0; i < 8; i++) {
OLED_SetCursor(0, i);
for (uint8_t n = 0; n < 8; n++) {
OLED_WriteByte(oled->gram[i][n], OLED_WriteData);
}
}
oled->modified = false;
return 0;
}
Reference in New Issue Copy Permalink