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山东网站备案拍照,宠物网站模版,钦州做网站的公司,wordpress 能承受多大并发访问资料下载地址：基于stm32LORA无线抄表系统仿真 1、项目介绍基于LoRa的无线通信的电力抄表系统，采集节点数据，通过LoRa无线通信进行数据传输，最后再网关节点上显示。 2、仿真图 3、仿真代码 #include "oled.h" #incl…

资料下载地址：基于stm32LORA无线抄表系统仿真

1、项目介绍

基于LoRa的无线通信的电力抄表系统，采集节点数据，通过LoRa无线通信进行数据传输，最后再网关节点上显示。

2、仿真图

3、仿真代码

#include "oled.h"
#include "codetab.h"
#include "main.h"
//向SSD1106写入一个字节。
//dat:要写入的数据/命令
//cmd:数据/命令标志 0,表示命令;1,表示数据;//unsigned int GetDeltaTicks(unsigned int tickcount)
//{
//	unsigned int now = GetTickCount();
//	return 	now >= tickcount ? (now - tickcount) : (0xFFFFFFFF - tickcount + now);
//}const unsigned char BMP1[][17] =
{{0x18, 0xFF, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0xFF},{0x18, 0xFF, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0xFF, 0xFF},{0x18, 0xFF, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0xFF, 0xFF, 0xFF},{0x18, 0xFF, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0xFF, 0xFF, 0xFF, 0xFF},{0x18, 0xFF, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},{0x18, 0xFF, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},{0x18, 0xFF, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},{0x18, 0xFF, 0x81, 0x81, 0x81, 0x81, 0x81, 0x81, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},{0x18, 0xFF, 0x81, 0x81, 0x81, 0x81, 0x81, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},{0x18, 0xFF, 0x81, 0x81, 0x81, 0x81, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},{0x18, 0xFF, 0x81, 0x81, 0x81, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},{0x18, 0xFF, 0x81, 0x81, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},{0x18, 0xFF, 0x81, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},{0x18, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF},};
void OLED_WR_Byte(u8 dat, u8 cmd)
{u8 i;if(cmd)OLED_DC_Set();elseOLED_DC_Clr();OLED_CS_Clr();for(i = 0; i < 8; i++){OLED_SCLK_Clr();if(dat & 0x80)OLED_SDIN_Set();elseOLED_SDIN_Clr();OLED_SCLK_Set();dat <<= 1;}OLED_CS_Set();OLED_DC_Set();
}void OLED_Set_Pos(unsigned char x, unsigned char y)
{OLED_WR_Byte(0xb0 + y, OLED_CMD);OLED_WR_Byte(((x & 0xf0) >> 4) | 0x10, OLED_CMD);OLED_WR_Byte((x & 0x0f) | 0x01, OLED_CMD);
}//开启OLED显示
void OLED_Display_On(void)
{OLED_WR_Byte(0X8D, OLED_CMD); //SET DCDC命令OLED_WR_Byte(0X14, OLED_CMD); //DCDC ONOLED_WR_Byte(0XAF, OLED_CMD); //DISPLAY ON
}//关闭OLED显示
void OLED_Display_Off(void)
{OLED_WR_Byte(0X8D, OLED_CMD); //SET DCDC命令OLED_WR_Byte(0X10, OLED_CMD); //DCDC OFFOLED_WR_Byte(0XAE, OLED_CMD); //DISPLAY OFF
}//清屏函数,清完屏,整个屏幕是黑色的!和没点亮一样!!!
void OLED_Clear(void)
{u8 i, n;for(i = 0; i < 8; i++){OLED_WR_Byte (0xb0 + i, OLED_CMD); //设置页地址（0~7）OLED_WR_Byte (0x00, OLED_CMD);     //设置显示位置—列低地址OLED_WR_Byte (0x10, OLED_CMD);     //设置显示位置—列高地址for(n = 0; n < 128; n++)OLED_WR_Byte(0, OLED_DATA);} //更新显示
}//在指定位置显示一个字符,包括部分字符
//x:0~127
//y:0~63
//mode:0,反白显示;1,正常显示
//size:选择字体 16/12
void OLED_ShowChar(u8 x, u8 y, u8 chr)
{unsigned char c = 0, i = 0;c = chr - ' '; //得到偏移后的值if(x > Max_Column - 1){x = 0;y = y + 2;}if(SIZE == 16){OLED_Set_Pos(x, y);for(i = 0; i < 8; i++)OLED_WR_Byte(F8X16[c * 16 + i], OLED_DATA);OLED_Set_Pos(x, y + 1);for(i = 0; i < 8; i++)OLED_WR_Byte(F8X16[c * 16 + i + 8], OLED_DATA);}else{OLED_Set_Pos(x, y + 1);for(i = 0; i < 6; i++)OLED_WR_Byte(F6x8[c][i], OLED_DATA);}
}//m^n函数
u32 oled_pow(u8 m, u8 n)
{u32 result = 1;while(n--)result *= m;return result;
}//x,y :起点坐标
//len :数字的位数
//size:字体大小
//mode:模式	0,填充模式;1,叠加模式
//num:数值(0~4294967295);
void OLED_ShowNum(u8 x, u8 y, u32 num, u8 len, u8 size)
{u8 t, temp;u8 enshow = 0;for(t = 0; t < len; t++){temp = (num / oled_pow(10, len - t - 1)) % 10;if(enshow == 0 && t < (len - 1)){if(temp == 0){OLED_ShowChar(x + (size / 2)*t, y, ' ');continue;}else enshow = 1;}OLED_ShowChar(x + (size / 2)*t, y, temp + '0');}
}//显示一个字符号串
void OLED_ShowString(u8 x, u8 y, u8 *chr)
{unsigned char j = 0;while (chr[j] != '\0'){OLED_ShowChar(x, y, chr[j]);x += 8;if(x > 120){x = 0;y += 2;}j++;}
}//显示汉字
void OLED_ShowCHinese(u8 x, u8 y, u8 no)
{u8 t, adder = 0;OLED_Set_Pos(x, y);for(t = 0; t < 16; t++){OLED_WR_Byte(Hzk[2 * no][t], OLED_DATA);adder += 1;}OLED_Set_Pos(x, y + 1);for(t = 0; t < 16; t++){OLED_WR_Byte(Hzk[2 * no + 1][t], OLED_DATA);adder += 1;}
}/***********功能描述：显示显示BMP图片128×64起始点坐标(x,y),x的范围0～127，y为页的范围0～7*****************/
void OLED_DrawBMP(unsigned char x0, unsigned char y0, unsigned char n)
{unsigned int j = 0;unsigned char x, y;OLED_Set_Pos(x0, y);for(x = 0; x < 16; x++){OLED_WR_Byte(BMP1[n][x], OLED_DATA);}
}void OLED_Init(void)
{int ticks;GPIO_InitTypeDef  GPIO_InitStructure;__HAL_RCC_GPIOB_CLK_ENABLE();GPIO_InitStructure.Pin = GPIO_PIN_2 | GPIO_PIN_7 | GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11 | GPIO_PIN_12 | GPIO_PIN_8 | GPIO_PIN_13;	 //PD3,PD6推挽输出GPIO_InitStructure.Mode = GPIO_MODE_OUTPUT_PP; 		 //推挽输出GPIO_InitStructure.Speed = GPIO_SPEED_FREQ_HIGH;//速度50MHzHAL_GPIO_Init(GPIOB, &GPIO_InitStructure);HAL_GPIO_WritePin(GPIOB, GPIO_PIN_2 | GPIO_PIN_9 | GPIO_PIN_10 | GPIO_PIN_11 | GPIO_PIN_12 | GPIO_PIN_8 | GPIO_PIN_13, GPIO_PIN_SET);	//PD3,PD6 输出高HAL_GPIO_WritePin(GPIOB, GPIO_PIN_7, GPIO_PIN_RESET);GPIO_InitStructure.Pin = GPIO_PIN_5;GPIO_InitStructure.Mode = GPIO_MODE_INPUT;HAL_GPIO_Init(GPIOB, &GPIO_InitStructure);OLED_RST_Set();delay_ms(1);OLED_RST_Clr();delay_ms(1);OLED_RST_Set();OLED_WR_Byte(0xAE, OLED_CMD); //--turn off oled panelOLED_WR_Byte(0x00, OLED_CMD); //---set low column addressOLED_WR_Byte(0x10, OLED_CMD); //---set high column addressOLED_WR_Byte(0x40, OLED_CMD); //--set start line address  Set Mapping RAM Display Start Line (0x00~0x3F)OLED_WR_Byte(0x81, OLED_CMD); //--set contrast control registerOLED_WR_Byte(0xCF, OLED_CMD); // Set SEG Output Current BrightnessOLED_WR_Byte(0xA1, OLED_CMD); //--Set SEG/Column Mapping     0xa0左右反置 0xa1正常OLED_WR_Byte(0xC8, OLED_CMD); //Set COM/Row Scan Direction   0xc0上下反置 0xc8正常OLED_WR_Byte(0xA6, OLED_CMD); //--set normal displayOLED_WR_Byte(0xA8, OLED_CMD); //--set multiplex ratio(1 to 64)OLED_WR_Byte(0x3f, OLED_CMD); //--1/64 dutyOLED_WR_Byte(0xD3, OLED_CMD); //-set display offset	Shift Mapping RAM Counter (0x00~0x3F)OLED_WR_Byte(0x00, OLED_CMD); //-not offsetOLED_WR_Byte(0xd5, OLED_CMD); //--set display clock divide ratio/oscillator frequencyOLED_WR_Byte(0x80, OLED_CMD); //--set divide ratio, Set Clock as 100 Frames/SecOLED_WR_Byte(0xD9, OLED_CMD); //--set pre-charge periodOLED_WR_Byte(0xF1, OLED_CMD); //Set Pre-Charge as 15 Clocks & Discharge as 1 ClockOLED_WR_Byte(0xDA, OLED_CMD); //--set com pins hardware configurationOLED_WR_Byte(0x12, OLED_CMD);OLED_WR_Byte(0xDB, OLED_CMD); //--set vcomhOLED_WR_Byte(0x40, OLED_CMD); //Set VCOM Deselect LevelOLED_WR_Byte(0x20, OLED_CMD); //-Set Page Addressing Mode (0x00/0x01/0x02)OLED_WR_Byte(0x02, OLED_CMD); //OLED_WR_Byte(0x8D, OLED_CMD); //--set Charge Pump enable/disableOLED_WR_Byte(0x14, OLED_CMD); //--set(0x10) disableOLED_WR_Byte(0xA4, OLED_CMD); // Disable Entire Display On (0xa4/0xa5)OLED_WR_Byte(0xA6, OLED_CMD); // Disable Inverse Display On (0xa6/a7)OLED_WR_Byte(0xAF, OLED_CMD); //--turn on oled panelOLED_WR_Byte(0xAF, OLED_CMD); /*display ON*/OLED_Clear();OLED_Set_Pos(0, 0);
}void Choose_Triangle(uint8_t line)
{char str[20] = {"  "};if(line == 0){OLED_ShowCHinese(0, 0, 0); //三角形OLED_ShowString(0, 2, str); //:OLED_ShowString(0, 4, str); //:}else if(line == 1){OLED_ShowCHinese(0, 2, 0); //三角形OLED_ShowString(0, 0, str); //:OLED_ShowString(0, 4, str); //:}else if(line == 2){OLED_ShowCHinese(0, 4, 0); //三角形OLED_ShowString(0, 0, str); //:OLED_ShowString(0, 2, str); //:}
}void delay_ms(uint16_t times)
{for(int i  = 0 ; i < times ; i ++){for(int m = 50000; m > 0 ; m --);}
}
void DisPlay_Init(void)
{OLED_Init();OLED_Clear() ;OLED_ShowString(25, 0, "Lora"); //:OLED_ShowCHinese(60, 0, 7);	//OLED_ShowCHinese(75, 0, 8); //OLED_ShowString(95, 0, "1"); //:OLED_ShowCHinese(25,2,1);	//OLED_ShowCHinese(40,2,2);OLED_ShowString(55,2,":");//:	OLED_ShowCHinese(25,4,3);	//OLED_ShowCHinese(40,4,4);OLED_ShowString(55,4,":");//:}

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