381 lines
9.8 KiB
C
381 lines
9.8 KiB
C
#include "main.h"
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/* 变量 */
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/* 键盘方面 */
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uchar Key_Slow_Down;
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/* LED 方面*/
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uchar ucLed[8] = {0, 0, 0, 0, 0, 0, 0, 0};
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/* 数码管方面 */
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uint Seg_Slow_Down;
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uchar Seg_Pos;
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uchar Seg_Buf[8] = {5, 10, 10, 10, 10, 10, 10, 10};
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uchar Seg_Point[8] = {0, 0, 0, 0, 0, 0, 0, 0};
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/* 时间 */
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uchar ucRtc[3] = {0x11, 0x59, 0x56};
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uint time_1s;
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uint time_2s;
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uint time_3s;
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uchar time_100ms;
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/* 界面 */
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uchar Seg_show_mode; // 0 时间 1 回显 2 参数
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uchar re_show_mode; // 0 温度 1 湿度 2 时间
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/* 数据 */
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uchar max_temperature; // 最大温度
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uint aver_temperature_10x; // 平均温度
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uint old_temperature_10x; // 上一次的温度
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uchar max_humidity; // 最大湿度
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uint aver_humidity_10x; // 平均湿度
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uint old_humidity_10x; // 上一次的湿度
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uchar trigger_count; // 触发次数
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uchar trigger_time[3]; // 触发时间
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uchar para_temperature = 30; // 温度参数
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uint freq;
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/* 相关判断参数 */
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uchar old_light_value; // 上一次的光强参数
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bit trigger_flag; // 触发标志
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bit long_press_flag; // 长按标志
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bit wring_flag; // 温度超过参数报警
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bit Led_light_flag; // 闪烁
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bit error_humidity_flag; // 湿度是否有效，无效为1
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bit data_up; // 温湿度均升高
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/* 函数 */
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/* 清空数据 */
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void Clear_Data(void)
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{
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uchar i;
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max_temperature = 0; // 最大温度
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aver_temperature_10x = 0; // 平均温度
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max_humidity = 0; // 最大湿度
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aver_humidity_10x = 0; // 平均湿度
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trigger_count = 0; // 触发次数
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for (i = 0; i < 3; i++)
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trigger_time[i] = 0; // 触发时间
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}
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/* 数码管复位 */
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void Seg_Reset(void)
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{
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uchar i;
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for (i = 0; i < 8; i++)
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{
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Seg_Buf[i] = 10;
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Seg_Point[i] = 0;
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}
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}
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/* 湿度计算 */
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float rd_humidity(void)
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{
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float humidity_value;
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if (freq < 200 || freq > 2000)
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return 0;
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humidity_value = (freq - 200) * 2 / 45 + 10;
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return humidity_value;
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}
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/* 键盘处理 */
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void Key_Porc(void)
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{
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static uchar Key_Val, Key_Down, Key_Old, Key_Up;
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if (Key_Slow_Down)
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return;
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Key_Slow_Down = 1;
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Key_Val = Key_Read();
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Key_Down = Key_Val & (Key_Old ^ Key_Val);
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Key_Up = ~Key_Val & (Key_Old ^ Key_Val);
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Key_Old = Key_Val;
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if (Key_Down == 4)
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{
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Seg_Reset();
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Seg_show_mode = (++Seg_show_mode) % 3;
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re_show_mode = 0;
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}
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if (Seg_show_mode == 1 && Key_Down == 5)
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{
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Seg_Reset();
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re_show_mode = (++re_show_mode) % 3;
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}
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if (Seg_show_mode == 2)
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{
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if (Key_Down == 8)
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para_temperature = (++para_temperature > 99) ? 99 : para_temperature;
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else if (Key_Down == 9)
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para_temperature = (--para_temperature < 0) ? 0 : para_temperature;
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}
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if (Seg_show_mode == 1 && re_show_mode == 2)
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{
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if (Key_Down == 9)
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{
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long_press_flag = 1;
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}
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if (Key_Up == 9)
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{
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if (time_2s >= 2000)
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Clear_Data();
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long_press_flag = 0;
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}
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}
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}
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/* 数码管处理 */
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void Seg_Porc(void)
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{
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uint temp_temperature_10x, temp_humidity_10x;
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uchar temp_light;
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if (Seg_Slow_Down)
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return;
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Seg_Slow_Down = 1;
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temp_light = Ad_Read(0x01);
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// 避免重复触发
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if ((old_light_value > 50) &&
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(temp_light < 50) &&
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(trigger_flag == 0))
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{
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trigger_flag = 1;
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if (++trigger_count == 100)
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trigger_count = 99;
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}
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// 被触发，并且到达3s
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else if (trigger_flag == 1 && time_3s >= 3000)
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trigger_flag = 0;
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old_light_value = temp_light;
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if (trigger_flag)
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{
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Seg_Buf[1] = Seg_Buf[2] = 10;
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Seg_Point[6] = 0;
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/* 温湿度界面 */
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Seg_Buf[0] = 16; // E
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temp_temperature_10x = rd_temperature() * 10;
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temp_humidity_10x = rd_humidity() * 10;
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Seg_Buf[3] = temp_temperature_10x / 100 % 10;
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Seg_Buf[4] = temp_temperature_10x / 10 % 10;
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Seg_Buf[5] = 11; //-
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// 无效数据
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if (temp_humidity_10x == 0)
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{
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trigger_count--;
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error_humidity_flag = 1;
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Seg_Buf[6] = 17; // A
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Seg_Buf[7] = 17; // A
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}
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// 有效数据
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else
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{
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Read_Rtc(trigger_time);
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error_humidity_flag = 0; // 数据有效
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wring_flag = (temp_temperature_10x > para_temperature * 10);
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if ((trigger_count >= 2) &&
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(temp_humidity_10x > old_humidity_10x) &&
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(temp_temperature_10x > old_temperature_10x))
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data_up = 1;
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else
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data_up = 0;
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old_humidity_10x = temp_humidity_10x;
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old_temperature_10x = temp_temperature_10x;
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Seg_Buf[6] = temp_humidity_10x / 100 % 10;
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Seg_Buf[7] = temp_humidity_10x / 10 % 10;
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max_temperature = (max_temperature > temp_temperature_10x) ? max_temperature : temp_temperature_10x;
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max_humidity = (max_humidity > temp_humidity_10x) ? max_humidity : temp_humidity_10x;
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aver_temperature_10x = (aver_temperature_10x * (trigger_count - 1) + temp_temperature_10x) / (trigger_count);
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aver_humidity_10x = (aver_humidity_10x * (trigger_count - 1) + temp_humidity_10x) / (trigger_count);
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}
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}
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else
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{
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switch (Seg_show_mode)
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{
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case 0:
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/* 时间 */
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Read_Rtc(ucRtc);
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Seg_Buf[0] = ucRtc[0] / 16;
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Seg_Buf[1] = ucRtc[0] % 16;
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Seg_Buf[2] = 11; //-
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Seg_Buf[3] = ucRtc[1] / 16;
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Seg_Buf[4] = ucRtc[1] % 16;
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Seg_Buf[5] = 11; //-
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Seg_Buf[6] = ucRtc[2] / 16;
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Seg_Buf[7] = ucRtc[2] % 16;
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break;
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case 1:
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/* 回显 */
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switch (re_show_mode)
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{
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case 0:
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/* 温度 */
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Seg_Buf[0] = 12; // C
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if (trigger_count != 0)
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{
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Seg_Buf[2] = max_temperature / 10 % 10;
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Seg_Buf[3] = max_temperature % 10;
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Seg_Buf[4] = 11; //-
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Seg_Buf[5] = aver_temperature_10x / 100 % 10;
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Seg_Buf[6] = aver_temperature_10x / 10 % 10;
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Seg_Buf[7] = aver_temperature_10x % 10;
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Seg_Point[6] = 1;
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}
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break;
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case 1:
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/* 湿度 */
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Seg_Buf[0] = 13; // H
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if (trigger_count != 0)
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{
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Seg_Buf[2] = max_humidity / 10 % 10;
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Seg_Buf[3] = max_humidity % 10;
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Seg_Buf[4] = 11; //-
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Seg_Buf[5] = aver_humidity_10x / 100 % 10;
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Seg_Buf[6] = aver_humidity_10x / 10 % 10;
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Seg_Buf[7] = aver_humidity_10x % 10;
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Seg_Point[6] = 1;
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}
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break;
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case 2:
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/* 时间 */
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Seg_Buf[0] = 14; // F
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Seg_Buf[1] = trigger_count / 10 % 10;
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Seg_Buf[2] = trigger_count % 10;
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if (trigger_count != 0)
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{
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Seg_Buf[3] = trigger_time[0] / 16;
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Seg_Buf[4] = trigger_time[0] % 16;
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Seg_Buf[5] = 11; //-
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Seg_Buf[6] = trigger_time[1] / 16;
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Seg_Buf[7] = trigger_time[1] % 16;
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}
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break;
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}
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break;
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case 2:
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/* 参数 */
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Seg_Buf[0] = 15; // P
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Seg_Buf[6] = para_temperature / 10 % 10;
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Seg_Buf[7] = para_temperature % 10;
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break;
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}
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}
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}
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/* LED处理 */
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void Led_Porc(void)
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{
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/* 界面 */
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ucLed[0] = (Seg_show_mode == 0);
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ucLed[1] = (Seg_show_mode == 1);
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ucLed[2] = (Seg_show_mode == 2);
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/* 报警 */
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ucLed[3] = (wring_flag) ? Led_light_flag : 0;
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ucLed[4] = error_humidity_flag;
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ucLed[5] = data_up;
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}
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/* 定时器/计数器部分 */
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/* 计数器 */
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void Timer0_Init(void) // 1毫秒@12.000MHz
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{
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AUXR &= 0x7F; // 定时器时钟12T模式
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TMOD &= 0xF0; // 设置定时器模式
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TMOD |= 0x05; // 设置定时器模式
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TL0 = 0; // 设置定时初始值
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TH0 = 0; // 设置定时初始值
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TF0 = 0; // 清除TF0标志
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TR0 = 1; // 定时器0开始计时
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}
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/* 定时器 */
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void Timer1_Init(void) // 1毫秒@12.000MHz
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{
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AUXR &= 0xBF; // 定时器时钟12T模式
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TMOD &= 0x0F; // 设置定时器模式
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TL1 = 0x18; // 设置定时初始值
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TH1 = 0xFC; // 设置定时初始值
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TF1 = 0; // 清除TF1标志
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TR1 = 1; // 定时器1开始计时
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ET1 = 1; // 允许定时器1中断
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EA = 1; // 允许总中断
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}
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/* 定时器服务函数 */
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void Timer1_ISR(void) interrupt 3
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{
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if (++Key_Slow_Down == 10)
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Key_Slow_Down = 0;
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if (++Seg_Slow_Down == 200)
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Seg_Slow_Down = 0;
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if (++Seg_Pos == 8)
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Seg_Pos = 0;
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if (++time_1s == 1000)
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{
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time_1s = 0;
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freq = TH0 << 8 | TL0;
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TH0 = 0;
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TL0 = 0;
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}
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if (trigger_flag)
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{
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if (++time_3s >= 3000)
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{
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time_3s = 3001;
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}
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}
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else
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time_3s = 0;
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// 开始长按计时
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if (long_press_flag)
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{
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if (++time_2s >= 2000)
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{
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time_2s = 2001;
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}
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}
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else
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time_2s = 0;
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// 处于报警
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if (++time_100ms == 100)
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{
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time_100ms = 0;
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Led_light_flag ^= 1;
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}
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Seg_Disp(Seg_Pos, Seg_Buf[Seg_Pos], Seg_Point[Seg_Pos]);
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Led_Disp(Seg_Pos, ucLed[Seg_Pos]);
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}
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void Delay750ms(void) //@12.000MHz
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{
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unsigned char data i, j, k;
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_nop_();
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_nop_();
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i = 35;
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j = 51;
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k = 182;
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do
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{
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do
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{
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while (--k)
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;
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} while (--j);
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} while (--i);
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}
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void main()
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{
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System_Init();
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Timer0_Init();
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Timer1_Init();
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Set_Rtc(ucRtc);
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Delay750ms();
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rd_temperature();
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while (1)
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{
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Key_Porc();
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Seg_Porc();
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Led_Porc();
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}
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} |