Diff: main_20170426.txt

Revision:

7:8065e844e99a

Child:

9:5e9c4277151d

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main_20170426.txt	Sat Apr 29 15:10:34 2017 +0000
@@ -0,0 +1,205 @@
+#include "mbed.h"
+#include "rtos.h"
+#include "ds3231.h"
+#include "DHT.h"
+
+#define ESC 0x1B
+
+#define I2C_SDA D14
+#define I2C_SCL D15
+#define DHT_PIN D2
+#define LCD_PIN1 D8
+#define LCD_PIN2 D13
+#define LCD_PIN3 D9
+#define LCD_PIN4 D4
+#define LCD_PIN5 D5
+#define LCD_PIN6 D6
+#define LCD_PIN7 D7
+#define M_DIR_PIN D4
+#define M_SPE_PIN D5
+
+void get_user_input(char* message, uint8_t min, uint8_t max, uint32_t* member);
+void get_user_input(char* message, uint8_t min, uint8_t max, bool* member);
+void setupRTC(Ds3231 rtc, time_t* epoch_time, ds3231_cntl_stat_t rtc_control_status, ds3231_time_t rtc_time, ds3231_calendar_t rtc_calendar);
+
+
+Ds3231 rtc(D14, D15);
+
+PwmOut m_speed(M_SPE_PIN);
+DigitalOut m_direction(M_DIR_PIN);
+
+
+DHT sensor(D2, DHT22);
+
+int main(void)
+{
+    //rtc variables
+    time_t epoch_time;
+    //default, use bit masks in ds3231.h for desired operation
+    ds3231_cntl_stat_t rtc_control_status = {0,0};
+    ds3231_time_t rtc_time;
+    ds3231_calendar_t rtc_calendar;
+
+    //setupRTC(rtc, &epoch_time, rtc_control_status, rtc_time, rtc_calendar);
+
+    char buffer[32];
+    for(;;) {
+        printf("%c[2J", ESC); //clear screen
+        printf("%c[H", ESC); //move cursor to Home
+
+        //new epoch time fx
+        epoch_time = rtc.get_epoch();
+
+        printf("\nTime as seconds since January 1, 1970 = %d\n", epoch_time);
+
+        printf("\nTime as a basic string = %s", ctime(&epoch_time));
+
+        strftime(buffer, 32, "%I:%M %p\n", localtime(&epoch_time));
+        printf("\nTime as a custom formatted string = %s", buffer);
+
+        while(m_speed < 1.0) {
+            m_speed = m_speed + 0.01;
+            wait(0.1);
+            if(m_speed >= 1.0) {
+            }
+        }
+        m_speed = 0;
+        m_direction = !m_direction;
+
+
+        int error = 0;
+        float h = 0.0f, c = 0.0f, f = 0.0f, k = 0.0f, dp = 0.0f, dpf = 0.0f;
+
+        error = sensor.readData();
+        if (0 == error) {
+            c   = sensor.ReadTemperature(CELCIUS);
+            f   = sensor.ReadTemperature(FARENHEIT);
+            k   = sensor.ReadTemperature(KELVIN);
+            h   = sensor.ReadHumidity();
+            dp  = sensor.CalcdewPoint(c, h);
+            dpf = sensor.CalcdewPointFast(c, h);
+            printf("Temperature in Kelvin: %4.2f, Celcius: %4.2f, Farenheit %4.2f\n", k, c, f);
+            printf("Humidity is %4.2f, Dewpoint: %4.2f, Dewpoint fast: %4.2f\n", h, dp, dpf);
+        } else {
+            printf("Error: %d\n", error);
+        }
+        wait(5.0);
+    }//loop
+}
+
+
+void setupRTC(Ds3231 rtc, time_t* epoch_time, ds3231_cntl_stat_t rtc_control_status, ds3231_time_t rtc_time, ds3231_calendar_t rtc_calendar)
+{
+
+    rtc.set_cntl_stat_reg(rtc_control_status);
+
+    //get day from user
+    get_user_input("\nPlease enter day of week, 1 for Sunday (1-7): ", 1,
+                   7, &rtc_calendar.day);
+
+    //get day of month from user
+    get_user_input("\nPlease enter day of month (1-31): ", 1, 31,
+                   &rtc_calendar.date);
+
+    //get month from user
+    get_user_input("\nPlease enter the month, 1 for January (1-12): ", 1,
+                   12, &rtc_calendar.month);
+
+    //get year from user
+    get_user_input("\nPlease enter the year (0-99): ",0, 99,
+                   &rtc_calendar.year);
+
+    //Get time mode
+    get_user_input("\nWhat time mode? 1 for 12hr 0 for 24hr: ", 0, 1,
+                   &rtc_time.mode);
+
+    if(rtc_time.mode) {
+        //Get AM/PM status
+        get_user_input("\nIs it AM or PM? 0 for AM 1 for PM: ", 0, 1,
+                       &rtc_time.am_pm);
+        //Get hour from user
+        get_user_input("\nPlease enter the hour (1-12): ", 1, 12,
+                       &rtc_time.hours);
+    } else {
+        //Get hour from user
+        get_user_input("\nPlease enter the hour (0-23): ", 0, 23,
+                       &rtc_time.hours);
+    }
+
+    //Get minutes from user
+    get_user_input("\nPlease enter the minute (0-59): ", 0, 59,
+                   &rtc_time.minutes);
+
+
+    //Get seconds from user
+    get_user_input("\nPlease enter the second (0-59): ", 0, 59,
+                   &rtc_time.seconds);
+
+
+
+    //Set the time, uses inverted logic for return value
+    if(rtc.set_time(rtc_time)) {
+        printf("\nrtc.set_time failed!!\n");
+        exit(0);
+    }
+
+    //Set the calendar, uses inverted logic for return value
+    if(rtc.set_calendar(rtc_calendar)) {
+        printf("\nrtc.set_calendar failed!!\n");
+        exit(0);
+    }
+
+
+}
+
+/**********************************************************************
+* Function: get_user_input()
+* Parameters: message - user prompt
+*             min - minimum value of input
+*             max - maximum value of input
+*             member - pointer to struct member
+* Returns: none
+*
+* Description: get time/date input from user
+*
+**********************************************************************/
+void get_user_input(char* message, uint8_t min, uint8_t max, uint32_t* member)
+{
+    uint32_t temp;
+
+    do {
+        printf("\n%s", message);
+
+        //for some reason mbed doesn't like a pointer to a member in scanf
+        //term.scanf("%d", member); works with gcc on RPi
+        scanf("%d", &temp);
+
+        *member = temp;
+
+        if((*(member)< min) || (*(member) > max)) {
+            printf("\nERROR-RTI");
+        }
+    } while((*(member) < min) || (*(member) > max));
+}
+
+
+void get_user_input(char* message, uint8_t min, uint8_t max, bool* member)
+{
+    uint32_t temp;
+
+    do {
+        printf("\n%s", message);
+
+        //for some reason mbed doesn't like a pointer to a member in scanf
+        //term.scanf("%d", member); works with gcc on RPi
+        scanf("%d", &temp);
+
+        *member = temp;
+
+        if((*(member)< min) || (*(member) > max)) {
+            printf("\nERROR-RTI");
+        }
+    } while((*(member) < min) || (*(member) > max));
+}
+
+