634 lines
17 KiB
C
634 lines
17 KiB
C
#include "oled.h"
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#include "app.h"
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#define OLED_ADDRESS 0x78 //电阻焊在了0x3C，左移一位得到0x78
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// OLED参数
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#define OLED_PAGE 8 // OLED页数
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#define OLED_ROW 8 * OLED_PAGE // OLED行数
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#define OLED_COLUMN 128 // OLED列数
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// 显存
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uint8_t OLED_GRAM[OLED_PAGE][OLED_COLUMN];
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HAL_StatusTypeDef I2CWATCH;
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int I2C_ERROR_TIMES = 0,I2C_BUSY_TIMES = 0,I2C_TIMEOUT_TIMES = 0,I2C_OK_TIMES = 0;
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HAL_StatusTypeDef OLED_Send(uint8_t *data, uint8_t len)//发送数据 8bit * len
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{
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I2CWATCH = HAL_I2C_Master_Transmit(&hi2c1, OLED_ADDRESS, data, len,2000);//1000
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if( I2CWATCH == HAL_ERROR ) I2C_ERROR_TIMES++;
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if( I2CWATCH == HAL_BUSY ) I2C_BUSY_TIMES++;
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if( I2CWATCH == HAL_TIMEOUT) I2C_TIMEOUT_TIMES++;
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if( I2CWATCH == HAL_OK) I2C_OK_TIMES++;
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return I2CWATCH;
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}
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HAL_StatusTypeDef OLED_SendCmd(uint8_t cmd)//发送命令 [0x00;cmd]
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{
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static uint8_t sendBuffer[2] = {0};
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sendBuffer[1] = cmd;
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return OLED_Send(sendBuffer, 2);
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}
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//OLED初始化
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char oled_init_status[27] = {0};
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char OLED_Init(void)
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{
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delay_us(500000);
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if(oled_init_status[0] == 0)
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{
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if(OLED_SendCmd(0xAE) == HAL_OK) oled_init_status[0] = 1;//--display off /1
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}
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if(oled_init_status[0] == 1)
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{
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if(OLED_SendCmd(0x00) == HAL_OK) oled_init_status[1] = 2;//--set low column address /2
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}
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if(oled_init_status[1] == 2)
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{
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if(OLED_SendCmd(0x10) == HAL_OK) oled_init_status[2] = 3;//--set high column address /3
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}
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if(oled_init_status[2] == 3)
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{
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if(OLED_SendCmd(0x40) == HAL_OK) oled_init_status[3] = 4;//--set start line address /4
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}
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if(oled_init_status[3] == 4)
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{
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if(OLED_SendCmd(0xB0) == HAL_OK) oled_init_status[4] = 5;//--set page address /5
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}
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if(oled_init_status[4] == 5)
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{
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if(OLED_SendCmd(0x81) == HAL_OK) oled_init_status[5] = 6;// contract control /6
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}
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if(oled_init_status[5] == 6)
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{
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if(OLED_SendCmd(0xFF) == HAL_OK) oled_init_status[6] = 7;// /7
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}
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if(oled_init_status[6] == 7)
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{
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// OLED_SendCmd(0xA1);//set segment re-map 0 to 127
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if(OLED_SendCmd(0xA0) == HAL_OK) oled_init_status[7] = 8; //左右翻转 /8
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}
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if(oled_init_status[7] == 8)
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{
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if(OLED_SendCmd(0xA6) == HAL_OK) oled_init_status[8] = 9;//set normal display /9
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}
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if(oled_init_status[8] == 9)
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{
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if(OLED_SendCmd(0xA8) == HAL_OK) oled_init_status[9] = 10;// /10
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}
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if(oled_init_status[9] == 10)
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{
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if(OLED_SendCmd(0x3F) == HAL_OK) oled_init_status[10] = 11;//--1/32 duty /11
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}
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if(oled_init_status[10] == 11)
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{
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// OLED_SendCmd(0xC8);//Com scan direction
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if(OLED_SendCmd(0xC0) == HAL_OK) oled_init_status[11] = 12;//上下翻转 /12
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}
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if(oled_init_status[11] == 12)
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{
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if(OLED_SendCmd(0xD3) == HAL_OK) oled_init_status[12] = 13;//set display offset /13
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}
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if(oled_init_status[12] == 13)
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{
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if(OLED_SendCmd(0x00) == HAL_OK) oled_init_status[13] = 14;//no offset /14
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}
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if(oled_init_status[13] == 14)
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{
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if(OLED_SendCmd(0xD5) == HAL_OK) oled_init_status[14] = 15;// /15
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}
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if(oled_init_status[14] == 15)
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{
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if(OLED_SendCmd(0x80) == HAL_OK) oled_init_status[15] = 16;// /16
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}
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if(oled_init_status[15] == 16)
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{
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if(OLED_SendCmd(0xD8) == HAL_OK) oled_init_status[16] = 17;//set area color mode off /17
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}
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if(oled_init_status[16] == 17)
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{
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if(OLED_SendCmd(0x05) == HAL_OK) oled_init_status[17] = 18;// /18
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}
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if(oled_init_status[17] == 18)
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{
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if(OLED_SendCmd(0xD9) == HAL_OK) oled_init_status[18] = 19;//Set Pre-Charge Period /19
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}
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if(oled_init_status[18] == 19)
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{
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if(OLED_SendCmd(0xF1) == HAL_OK) oled_init_status[19] = 20;// /20
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}
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if(oled_init_status[19] == 20)
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{
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if(OLED_SendCmd(0xDA) == HAL_OK) oled_init_status[20] = 21;// /21
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}
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if(oled_init_status[20] == 21)
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{
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if(OLED_SendCmd(0x12) == HAL_OK) oled_init_status[21] = 22;// /22
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}
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if(oled_init_status[21] == 22)
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{
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if(OLED_SendCmd(0xDB) == HAL_OK) oled_init_status[22] = 23;//set Vcomh /23
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}
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if(oled_init_status[22] == 23)
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{
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if(OLED_SendCmd(0x30) == HAL_OK) oled_init_status[23] = 24;//0x20,0.77xVcc /24
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}
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/******************************************************/
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if(oled_init_status[23] == 24)
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{
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if(OLED_SendCmd(0x8D) == HAL_OK) oled_init_status[24] = 25;//set charge pump enable /25
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}
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if(oled_init_status[24] == 25)
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{
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if(OLED_SendCmd(0x14) == HAL_OK) oled_init_status[25] = 26;// /26
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}
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if(oled_init_status[25] == 26)
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{
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if(OLED_SendCmd(0xAF) == HAL_OK) oled_init_status[26] = 27;//--turn on oled panel /27
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}
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/******************************************************/
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if(oled_init_status[26] == 27)
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{
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OLED_NewFrame();
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return 1;
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}
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return 0;
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}
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//开启OLED显示
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void OLED_DisPlay_On()
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{
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OLED_SendCmd(0x8D); // 电荷泵使能
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OLED_SendCmd(0x14); // 开启电荷泵
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OLED_SendCmd(0xAF); // 点亮屏幕
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}
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//关闭OLED显示
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void OLED_DisPlay_Off()
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{
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OLED_SendCmd(0x8D); // 电荷泵使能
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OLED_SendCmd(0x10); // 关闭电荷泵
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OLED_SendCmd(0xAE); // 关闭屏幕
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}
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//设置颜色模式 黑底白字或白底黑字
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//颜色模式COLOR_NORMAL（黑底白字） / COLOR_REVERSED（白底黑字）
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void OLED_SetColorMode(OLED_ColorMode mode)
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{
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if (mode == OLED_COLOR_NORMAL)
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{
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OLED_SendCmd(0xA6); // 正常显示
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}
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if (mode == OLED_COLOR_REVERSED)
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{
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OLED_SendCmd(0xA7); // 反色显示
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}
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}
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/**********************显存操作函数begin*************************/
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//清空显存 绘制新的一帧
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void OLED_NewFrame()
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{
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memset(OLED_GRAM, 0, sizeof(OLED_GRAM));
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}
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uint8_t Lcd_Cnt = 0;
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//将当前显存显示到屏幕上
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uint8_t sendBuffer[OLED_COLUMN + 1] = {0};
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void OLED_ShowFrame()
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{
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sendBuffer[0] = 0x40;
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Lcd_Cnt *= (Lcd_Cnt < OLED_PAGE);
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// for (Lcd_Cnt = 0; Lcd_Cnt < OLED_PAGE; Lcd_Cnt++)
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// {
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OLED_SendCmd(0xB0 + Lcd_Cnt); // 设置页地址
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OLED_SendCmd(0x00); // 设置列地址低4位
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OLED_SendCmd(0x10); // 设置列地址高4位
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memcpy(sendBuffer + 1, OLED_GRAM[Lcd_Cnt], OLED_COLUMN);
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OLED_Send(sendBuffer, OLED_COLUMN + 1);
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// }
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Lcd_Cnt++;
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}
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//将当前显存显示到屏幕上
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uint8_t sendBuffer_page[OLED_COLUMN + 1] = {0};
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void OLED_ShowPageFrame(uint8_t page)
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{
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sendBuffer_page[0] = 0x40;
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{
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OLED_SendCmd(0xB0 + page); // 设置页地址
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OLED_SendCmd(0x00); // 设置列地址低4位
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OLED_SendCmd(0x10); // 设置列地址高4位
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memcpy(sendBuffer_page + 1, OLED_GRAM[page], OLED_COLUMN);
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OLED_Send(sendBuffer_page, OLED_COLUMN + 1);
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}
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}
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/**
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* @brief 设置一个像素点
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* @param x 横坐标
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* @param y 纵坐标
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* @param color 颜色
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*/
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void OLED_SetPixel(uint8_t x, uint8_t y, OLED_ColorMode color)
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{
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if (x >= OLED_COLUMN || y >= OLED_ROW)
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return;
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if (!color)
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{
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OLED_GRAM[y / 8][x] |= 1 << (y % 8);
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}
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else
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{
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OLED_GRAM[y / 8][x] &= ~(1 << (y % 8));
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}
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}
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/**
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* @brief 设置显存中一字节数据的某几位
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* @param page 页地址
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* @param column 列地址
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* @param data 数据
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* @param start 起始位
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* @param end 结束位
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* @param color 颜色
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* @note 此函数将显存中的某一字节的第start位到第end位设置为与data相同
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* @note start和end的范围为0-7, start必须小于等于end
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* @note 此函数与OLED_SetByte_Fine的区别在于此函数只能设置显存中的某一真实字节
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*/
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void OLED_SetByte_Fine(uint8_t page, uint8_t column, uint8_t data, uint8_t start, uint8_t end, OLED_ColorMode color)
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{
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static uint8_t temp;
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if (page >= OLED_PAGE || column >= OLED_COLUMN)
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return;
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if (color)
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data = ~data;
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temp = data | (0xff << (end + 1)) | (0xff >> (8 - start));
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OLED_GRAM[page][column] &= temp;
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temp = data & ~(0xff << (end + 1)) & ~(0xff >> (8 - start));
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OLED_GRAM[page][column] |= temp;
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// 使用OLED_SetPixel实现
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// for (uint8_t i = start; i <= end; i++) {
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// OLED_SetPixel(column, page * 8 + i, !((data >> i) & 0x01));
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// }
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}
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/**
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* @brief 设置显存中的一字节数据
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* @param page 页地址
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* @param column 列地址
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* @param data 数据
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* @param color 颜色
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* @note 此函数将显存中的某一字节设置为data的值
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*/
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void OLED_SetByte(uint8_t page, uint8_t column, uint8_t data, OLED_ColorMode color)
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{
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if (page >= OLED_PAGE || column >= OLED_COLUMN)
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return;
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if (color)
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data = ~data;
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OLED_GRAM[page][column] = data;
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}
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/**
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* @brief 设置显存中的一字节数据的某几位
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* @param x 横坐标
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* @param y 纵坐标
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* @param data 数据
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* @param len 位数
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* @param color 颜色
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* @note 此函数将显存中从(x,y)开始向下数len位设置为与data相同
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* @note len的范围为1-8
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* @note 此函数与OLED_SetByte_Fine的区别在于此函数的横坐标和纵坐标是以像素为单位的, 可能出现跨两个真实字节的情况(跨页)
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*/
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void OLED_SetBits_Fine(uint8_t x, uint8_t y, uint8_t data, uint8_t len, OLED_ColorMode color)
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{
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uint8_t page = y / 8;
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uint8_t bit = y % 8;
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if (bit + len > 8)
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{
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OLED_SetByte_Fine(page, x, data << bit, bit, 7, color);
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OLED_SetByte_Fine(page + 1, x, data >> (8 - bit), 0, len + bit - 1 - 8, color);
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}
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else
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{
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OLED_SetByte_Fine(page, x, data << bit, bit, bit + len - 1, color);
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}
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// 使用OLED_SetPixel实现
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// for (uint8_t i = 0; i < len; i++) {
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// OLED_SetPixel(x, y + i, !((data >> i) & 0x01));
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// }
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}
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/**
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* @brief 设置显存中一字节长度的数据
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* @param x 横坐标
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* @param y 纵坐标
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* @param data 数据
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* @param color 颜色
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* @note 此函数将显存中从(x,y)开始向下数8位设置为与data相同
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* @note 此函数与OLED_SetByte的区别在于此函数的横坐标和纵坐标是以像素为单位的, 可能出现跨两个真实字节的情况(跨页)
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*/
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void OLED_SetBits(uint8_t x, uint8_t y, uint8_t data, OLED_ColorMode color)
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{
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uint8_t page = y / 8;
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uint8_t bit = y % 8;
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OLED_SetByte_Fine(page, x, data << bit, bit, 7, color);
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if (bit)
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{
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OLED_SetByte_Fine(page + 1, x, data >> (8 - bit), 0, bit - 1, color);
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}
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}
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/**
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* @brief 设置一块显存区域
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* @param x 起始横坐标
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* @param y 起始纵坐标
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* @param data 数据的起始地址
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* @param w 宽度
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* @param h 高度
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* @param color 颜色
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* @note 此函数将显存中从(x,y)开始的w*h个像素设置为data中的数据
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* @note data的数据应该采用列行式排列
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*/
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void OLED_SetBlock(uint8_t x, uint8_t y, const uint8_t *data, uint8_t w, uint8_t h, OLED_ColorMode color)
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{
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uint8_t fullRow = h / 8; // 完整的行数
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uint8_t partBit = h % 8; // 不完整的字节中的有效位数
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for (uint8_t i = 0; i < w; i++)
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{
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for (uint8_t j = 0; j < fullRow; j++)
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{
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OLED_SetBits(x + i, y + j * 8, data[i + j * w], color);
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}
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}
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if (partBit)
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{
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uint16_t fullNum = w * fullRow; // 完整的字节数
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for (uint8_t i = 0; i < w; i++)
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{
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OLED_SetBits_Fine(x + i, y + (fullRow * 8), data[fullNum + i], partBit, color);
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}
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}
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// 使用OLED_SetPixel实现
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// for (uint8_t i = 0; i < w; i++) {
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// for (uint8_t j = 0; j < h; j++) {
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// for (uint8_t k = 0; k < 8; k++) {
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// if (j * 8 + k >= h) break; // 防止越界(不完整的字节
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// OLED_SetPixel(x + i, y + j * 8 + k, !((data[i + j * w] >> k) & 0x01));
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// }
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// }
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// }
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}
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/**********************显存操作函数end*************************/
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// ================================ 文字绘制 ================================
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/**
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* @brief 绘制一个ASCII字符
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* @param x 起始点横坐标
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* @param y 起始点纵坐标
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* @param ch 字符
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* @param font 字体
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* @param color 颜色
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*/
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void OLED_PrintASCIIChar(uint8_t x, uint8_t y, char ch, const ASCIIFont *font, OLED_ColorMode color)
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{
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OLED_SetBlock(x, y, font->chars + (ch - ' ') * (((font->h + 7) / 8) * font->w), font->w, font->h, color);
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}
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char lcd_page_flag[8];
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/**
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* @brief 绘制一个ASCII字符串
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* @param x 起始点横坐标
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* @param y 起始点纵坐标
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* @param str 字符串
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* @param font 字体
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* @param color 颜色
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*/
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void OLED_PrintASCIIString(uint8_t x, uint8_t y, char *str, const ASCIIFont *font, OLED_ColorMode color)
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{
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uint8_t x0 = x;
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while (*str)
|
||
{
|
||
OLED_PrintASCIIChar(x0, y, *str, font, color);
|
||
x0 += font->w;
|
||
str++;
|
||
}
|
||
|
||
}
|
||
|
||
/**
|
||
* @brief 获取UTF-8编码的字符长度
|
||
*/
|
||
uint8_t _OLED_GetUTF8Len(char *string)
|
||
{
|
||
if ((string[0] & 0x80) == 0x00)
|
||
{
|
||
return 1;
|
||
}
|
||
else if ((string[0] & 0xE0) == 0xC0)
|
||
{
|
||
return 2;
|
||
}
|
||
else if ((string[0] & 0xF0) == 0xE0)
|
||
{
|
||
return 3;
|
||
}
|
||
else if ((string[0] & 0xF8) == 0xF0)
|
||
{
|
||
return 4;
|
||
}
|
||
return 0;
|
||
}
|
||
|
||
/**
|
||
* @brief 绘制字符串
|
||
* @param x 起始点横坐标
|
||
* @param y 起始点纵坐标
|
||
* @param str 字符串
|
||
* @param font 字体
|
||
* @param color 颜色
|
||
*
|
||
* @note 为保证字符串中的中文会被自动识别并绘制, 需:
|
||
* 1. 编译器字符集设置为UTF-8
|
||
* 2. 使用波特律动LED取模工具生成字模(https://led.baud-dance.com)
|
||
*/
|
||
/**
|
||
* @brief 绘制字符串
|
||
* @param x 起始点横坐标
|
||
* @param y 起始点纵坐标
|
||
* @param str 字符串
|
||
* @param font 字体
|
||
* @param color 颜色
|
||
*
|
||
* @note 为保证字符串中的中文会被自动识别并绘制, 需:
|
||
* 1. 编译器字符集设置为UTF-8
|
||
* 2. 使用波特律动LED取模工具生成字模(https://led.baud-dance.com)
|
||
*/
|
||
void OLED_PrintString(uint8_t x, uint8_t y, char *str, const Font *font, OLED_ColorMode color)
|
||
{
|
||
uint16_t i = 0; // 字符串索引
|
||
uint8_t oneLen = (((font->h + 7) / 8) * font->w) + 4; // 一个字模占多少字节
|
||
uint8_t found; // 是否找到字模
|
||
uint8_t utf8Len; // UTF-8编码长度
|
||
uint8_t *head; // 字模头指针
|
||
while (str[i])
|
||
{
|
||
found = 0;
|
||
utf8Len = _OLED_GetUTF8Len(str + i);
|
||
if (utf8Len == 0)
|
||
break; // 有问题的UTF-8编码
|
||
|
||
// 寻找字符 TODO 优化查找算法, 二分查找或者hash
|
||
for (uint8_t j = 0; j < font->len; j++)
|
||
{
|
||
head = (uint8_t *)(font->chars) + (j * oneLen);
|
||
if (memcmp(str + i, head, utf8Len) == 0)
|
||
{
|
||
OLED_SetBlock(x, y, head + 4, font->w, font->h, color);
|
||
// 移动光标
|
||
x += font->w;
|
||
i += utf8Len;
|
||
found = 1;
|
||
break;
|
||
}
|
||
}
|
||
|
||
// 若未找到字模,且为ASCII字符, 则缺省显示ASCII字符
|
||
if (found == 0)
|
||
{
|
||
if (utf8Len == 1)
|
||
{
|
||
OLED_PrintASCIIChar(x, y, str[i], font->ascii, color);
|
||
// 移动光标
|
||
x += font->ascii->w;
|
||
i += utf8Len;
|
||
}
|
||
else
|
||
{
|
||
OLED_PrintASCIIChar(x, y, ' ', font->ascii, color);
|
||
x += font->ascii->w;
|
||
i += utf8Len;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
char str_print[20] = {0};
|
||
char disp_step = 0,temp_cnt = 1;
|
||
float Xads_temp[2] = {0},T_temp[2] = {0};
|
||
char ocin1_temp[2] = {0},ocin2_temp[2] = {0};
|
||
void OLED_Act( void )
|
||
{
|
||
|
||
if(disp_step < 80) //只显示一次
|
||
{
|
||
OLED_PrintASCIIString(0,0,"Position",&afont16x8, OLED_COLOR_NORMAL);
|
||
sprintf(str_print, "%.2f",X_ads1220_prc*100 );
|
||
OLED_PrintASCIIString(0,16,str_print,&afont16x8, OLED_COLOR_NORMAL);
|
||
// OLED_PrintASCIIString(0,32,"Temperature",&afont12x6, OLED_COLOR_NORMAL);
|
||
OLED_PrintASCIIString(48,16,"%",&afont16x8, OLED_COLOR_NORMAL);
|
||
OLED_PrintASCIIString(0,32,"ocin1:",&afont16x8, OLED_COLOR_NORMAL);
|
||
OLED_PrintASCIIString(64,32,"ocin2:",&afont16x8, OLED_COLOR_NORMAL);
|
||
if(ocin1 == 0x00)
|
||
{
|
||
OLED_PrintASCIIString(0,48,"ERROR",&afont16x8, OLED_COLOR_NORMAL);
|
||
}else
|
||
{
|
||
OLED_PrintASCIIString(16,48,"OK",&afont16x8, OLED_COLOR_NORMAL);
|
||
}
|
||
if(ocin2 == 0x00)
|
||
{
|
||
OLED_PrintASCIIString(64,48,"ERROR",&afont16x8, OLED_COLOR_NORMAL);
|
||
}else
|
||
{
|
||
OLED_PrintASCIIString(80,48,"OK",&afont16x8, OLED_COLOR_NORMAL);
|
||
}
|
||
|
||
OLED_ShowFrame(); //显示当前显存内容
|
||
disp_step++;
|
||
}
|
||
|
||
if(disp_step == 80) //refresh when changes happen
|
||
{
|
||
// OLED_DisPlay_On();
|
||
Xads_temp[temp_cnt] = X_ads1220_prc;
|
||
T_temp[temp_cnt] = TEMP_M1820;
|
||
ocin1_temp[temp_cnt] = ocin1;
|
||
ocin2_temp[temp_cnt] = ocin2;
|
||
|
||
if(Xads_temp[temp_cnt] - Xads_temp[!temp_cnt] > 0.01) // refresh when Xads1220 changes
|
||
{
|
||
OLED_PrintASCIIString(0,16," ",&afont16x8, OLED_COLOR_NORMAL); // clear
|
||
sprintf(str_print, "%.2f",Xads_temp[temp_cnt]*100 ); // 电阻尺
|
||
OLED_PrintASCIIString(0,16,str_print,&afont16x8, OLED_COLOR_NORMAL);
|
||
OLED_ShowPageFrame(2);
|
||
OLED_ShowPageFrame(3);
|
||
}
|
||
|
||
|
||
if(ocin1_temp[temp_cnt] != ocin1_temp[!temp_cnt]) //refresh when ocin1 changes
|
||
{
|
||
OLED_PrintASCIIString(0,48," ",&afont16x8, OLED_COLOR_NORMAL); // clear
|
||
|
||
if(ocin1_temp[temp_cnt] == 0x00)
|
||
{
|
||
OLED_PrintASCIIString(0,48,"ERROR",&afont16x8, OLED_COLOR_NORMAL);
|
||
}else
|
||
{
|
||
OLED_PrintASCIIString(16,48,"OK",&afont16x8, OLED_COLOR_NORMAL);
|
||
}
|
||
OLED_ShowPageFrame(6);
|
||
OLED_ShowPageFrame(7);
|
||
}
|
||
|
||
if(ocin2_temp[temp_cnt] != ocin2_temp[!temp_cnt]) //refresh when ocin2 changes
|
||
{
|
||
OLED_PrintASCIIString(64,48," ",&afont16x8, OLED_COLOR_NORMAL); // clear the hole line to refresh
|
||
if(ocin2_temp[temp_cnt] == 0x00)
|
||
{
|
||
OLED_PrintASCIIString(64,48,"ERROR",&afont16x8, OLED_COLOR_NORMAL);
|
||
}else
|
||
{
|
||
OLED_PrintASCIIString(80,48,"OK",&afont16x8, OLED_COLOR_NORMAL);
|
||
}
|
||
OLED_ShowPageFrame(6);
|
||
OLED_ShowPageFrame(7);
|
||
}
|
||
|
||
// OLED_ShowFrame(); //显示当前显存内容
|
||
// OLED_ShowPageFrame(2);
|
||
// OLED_ShowPageFrame(3);
|
||
OLED_ShowPageFrame(6);
|
||
// OLED_ShowPageFrame(7);
|
||
|
||
|
||
temp_cnt = !temp_cnt;
|
||
}
|
||
|
||
|
||
|
||
}
|
||
|
||
|
||
|
||
|