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202 lines
4.3 KiB
202 lines
4.3 KiB
#include <M5StickC.h>
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#include "Kernel.h"
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#include "EAT.h"
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RTC_TimeTypeDef time_to_rtc(char* time);
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RTC_DateTypeDef date_to_rtc(char* date);
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void redraw(RTC_TimeTypeDef time);
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int last_minute = -1;
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int Clock(int pid, unsigned int signal)
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{
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if (signal & SIGNAL_START)
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{
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Kernel_signal_mask(pid, SIGNAL_START | SIGNAL_STOP | SIGNAL_TICK | SIGNAL_REDRAW);
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RTC_TimeTypeDef compile_time = time_to_rtc(__TIME__);
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RTC_DateTypeDef compile_date = date_to_rtc(__DATE__);
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if (EAT_allocate(2, 6) ||
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EAT_read(2, 0) != compile_time.Hours ||
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EAT_read(2, 1) != compile_time.Minutes ||
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EAT_read(2, 2) != compile_time.Seconds ||
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EAT_read(2, 3) != (compile_date.Year & 0xFF) ||
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EAT_read(2, 4) != compile_date.Month ||
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EAT_read(2, 5) != compile_date.Date)
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{
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M5.Rtc.SetTime(&compile_time);
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M5.Rtc.SetData(&compile_date);
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EAT_write(2, 0, compile_time.Hours);
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EAT_write(2, 1, compile_time.Minutes);
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EAT_write(2, 2, compile_time.Seconds);
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EAT_write(2, 3, compile_date.Year & 0xFF);
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EAT_write(2, 4, compile_date.Month);
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EAT_write(2, 5, compile_date.Date);
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}
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Serial.begin(115200);
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delay(30);
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}
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if (signal & SIGNAL_STOP)
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{
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return 255;
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}
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if (signal & SIGNAL_TICK || signal & SIGNAL_REDRAW)
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{
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RTC_TimeTypeDef time;
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M5.Rtc.GetTime(&time);
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if (signal & SIGNAL_TICK) // && time.Minutes != last_minute)
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{
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Kernel_signal(SIGNAL_REDRAW);
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}
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if (signal & SIGNAL_REDRAW)
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{
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Serial.println("Redraw!");
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redraw(time);
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}
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}
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return 0;
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}
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void redraw(RTC_TimeTypeDef time)
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{
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M5.Lcd.setCursor(0, 40);
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char time_str[9];
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sprintf(time_str, "%02d:%02d:%02d", time.Hours, time.Minutes, time.Seconds);
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M5.Lcd.print(time_str);
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}
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RTC_TimeTypeDef time_to_rtc(char* time)
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{
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RTC_TimeTypeDef time_ret;
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int buffer_idx = 0;
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char buffer[3];
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char* current;
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int state = 0;
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for (current = time; ; current++)
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{
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if (*current == ':' || *current == '\0')
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{
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buffer[buffer_idx++] = '\0';
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int next = atoi(buffer);
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switch (state++)
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{
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case 0:
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time_ret.Hours = next;
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break;
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case 1:
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time_ret.Minutes = next;
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break;
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case 2:
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time_ret.Seconds = next;
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break;
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}
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buffer_idx = 0;
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}
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else
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{
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buffer[buffer_idx++] = *current;
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}
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if (*current == '\0')
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{
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break;
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}
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}
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return time_ret;
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}
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RTC_DateTypeDef date_to_rtc(char* date)
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{
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RTC_DateTypeDef date_ret;
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int buffer_idx = 0;
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char buffer[5];
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char* current;
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int state = 0;
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for (current = date; ; current++)
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{
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if (*current == ' ' || *current == '\0')
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{
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buffer[buffer_idx++] = '\0';
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switch (state++)
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{
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case 0: // month
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if (strcmp(buffer, "Jan") == 0)
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{
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date_ret.Month = 1;
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}
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else if (strcmp(buffer, "Feb") == 0)
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{
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date_ret.Month = 2;
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}
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else if (strcmp(buffer, "Mar") == 0)
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{
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date_ret.Month = 3;
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}
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else if (strcmp(buffer, "Apr") == 0)
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{
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date_ret.Month = 4;
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}
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else if (strcmp(buffer, "May") == 0)
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{
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date_ret.Month = 5;
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}
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else if (strcmp(buffer, "Jun") == 0)
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{
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date_ret.Month = 6;
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}
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else if (strcmp(buffer, "Jul") == 0)
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{
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date_ret.Month = 7;
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}
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else if (strcmp(buffer, "Aug") == 0)
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{
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date_ret.Month = 8;
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}
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else if (strcmp(buffer, "Sep") == 0)
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{
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date_ret.Month = 9;
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}
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else if (strcmp(buffer, "Oct") == 0)
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{
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date_ret.Month = 10;
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}
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else if (strcmp(buffer, "Nov") == 0)
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{
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date_ret.Month = 11;
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}
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else if (strcmp(buffer, "Dec") == 0)
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{
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date_ret.Month = 12;
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}
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break;
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case 1: // day
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date_ret.Date = atoi(buffer);
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break;
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case 2: // year
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date_ret.Year = atoi(buffer);
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break;
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}
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buffer_idx = 0;
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}
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else
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{
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buffer[buffer_idx++] = *current;
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}
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if (*current == '\0')
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{
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break;
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}
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}
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return date_ret;
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}
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