Sensorian  1.0
C API Reference Guide Library
main.c
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20 
28 #include <stdio.h>
29 #include <stdbool.h>
30 #include <stdlib.h>
31 #include <time.h>
32 #include "MCP79410.h"
33 #include "Utilities.h"
34 #include "i2c.h"
35 
36 int main(int argc, char **argv)
37 {
38  RTCC_Struct *current_time = (RTCC_Struct *) malloc(sizeof(RTCC_Struct));
39 
40  I2C_Initialize(MCP79410_ADDRESS); //Initialize I2C and setup chip address
41 
42  if(MCP79410_IsRunning()) //If clock is already running stop it
43  {
45  }
46 
47  MCP79410_Initialize(); //Initialize RTCC with system time and date
48 
49  while(1)
50  {
51  current_time = MCP79410_GetTime();
52  printf("now: %d-%d-%d %d:%d:%d\n", current_time->year, current_time->month, current_time->date, current_time->hour, current_time->min, current_time->sec);
53  delay_ms(1000);
54  break;
55 
56  }
57 
58  I2C_Close(); //Return I2C pins to default status
59 
60  return 0;
61 }
62 
63 
I2C driver.
#define MCP79410_ADDRESS
The I2C address of the MCP79410 real time clock and calendar.
Definition: MCP79410.h:45
void MCP79410_DisableOscillator(void)
Disables the clock oscillator.The RTCC does not operate once the oscillator is stopped.
Definition: MCP79410.c:73
MCP79410 driver header.
unsigned char year
Month.
Definition: MCP79410.h:151
unsigned char MCP79410_IsRunning(void)
Checks if the chip clock is running.
Definition: MCP79410.c:84
void I2C_Close(void)
Closes the I2C peripheral.
Definition: i2c.c:174
unsigned char date
Weekday.
Definition: MCP79410.h:149
RTCC_Struct * MCP79410_GetTime(void)
The function returns a time structure with the current time from the RTCC.
Definition: MCP79410.c:100
unsigned char month
Date of the month.
Definition: MCP79410.h:150
unsigned char sec
Definition: MCP79410.h:145
void I2C_Initialize(unsigned char address)
Initializes the I2C peripheral.
Definition: i2c.c:36
void MCP79410_Initialize(void)
Initializes the RTCC with the system time.
Definition: MCP79410.c:43
int main(int argc, char **argv)
Definition: main.c:34
Utilities driver header.
void delay_ms(unsigned int ms)
Delay in ms.
Definition: Utilities.c:39
unsigned char min
Seconds.
Definition: MCP79410.h:146
unsigned char hour
Minutes.
Definition: MCP79410.h:147