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Added RTC Code for real time clock behavior
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Using Adafruit's RTC library for the DS3231 RTC breakout board.
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@SimenZhor
SimenZhor committed Dec 19, 2019
1 parent db89b91 commit ecc45b6
Showing 1 changed file with 79 additions and 45 deletions.
124 changes: 79 additions & 45 deletions src/main.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -6,6 +6,16 @@
//#include "debug.h"
#include "RamMonitor.h"
//#include "FreeStack.h"
#include <RTCLib.h>

//int I2C_SCK = 19; #These are defined in "Wire.h", so we don't need to redefine them, but they are written down for future reference
//int I2C_SDA = 18; #These are defined in "Wire.h", so we don't need to redefine them, but they are written down for future reference

RTC_DS3231 rtc;
bool rtc_is_present = true;
DateTime rtc_now;
float rtc_temperature = 0;
uint8_t current_minute = 0;

const bool DEBUG = true;
int counter = 0; //debugvariables
Expand All @@ -17,7 +27,8 @@ bool sd_present = true;
//PRELOADED_ANIMATION: The entire animation is written into memory before the program is compiled
//DYNAMIC_ANIMATION: The animation can be changed/updated dynamically, but is based on a fixed framerate
//ASYNC_ANIMATION: The animation is independent of the framerate and a pixel can be set at any given time.
enum AnimationMode{PRELOADED_ANIMATION, DYNAMIC_ANIMATION, ASYNC_ANIMATION};
//CLOCK_ANIMATION: The Ferrofluid Display acts as a clock with 1 minute resolution.
enum AnimationMode{PRELOADED_ANIMATION, DYNAMIC_ANIMATION, ASYNC_ANIMATION, CLOCK_ANIMATION};
AnimationMode animation_mode = PRELOADED_ANIMATION;

int STATE_SWITCH_PINS[4] = {27,26,25,4};
Expand Down Expand Up @@ -71,7 +82,7 @@ unsigned long frame_period = 1000/frame_rate; //ms
int animation_num = 0;
int initial_animation_number = 10;
int alternative_animation_number = 99; //Used at Skaperfestivalen to display user made animations

int clock_anim_num = 0;
//int frame = 1;

//States
Expand Down Expand Up @@ -272,20 +283,35 @@ void check_switch_state(void){
switch (state_switch_mode)
{
case LEFT:
animation_mode = PRELOADED_ANIMATION;
sd.chdir("/");
/* not implemented */
break;
case MIDLEFT:
/* not implemented */
if(rtc_is_present){
animation_mode = CLOCK_ANIMATION;
bool test = sd.chdir("CLK");
Serial.printf("Changed dir to CLK: %d\n",test);
clock_anim_num = ((int)rtc_now.hour())<<6 | ((int)rtc_now.minute()); //Highest possible minute value is 60d=11100b (6-bit). The number is unique and a corresponding anim is stored on SD card
Serial.printf("Clock Anim Num: %d\n",clock_anim_num);
start_anim_num(clock_anim_num);
}
break;
case MIDRIGHT:
animation_mode = PRELOADED_ANIMATION;
sd.chdir("/");
animation_num = alternative_animation_number;
Serial.printf("Animation number: %d\n",animation_num);
break;
case RIGHT:
animation_mode = PRELOADED_ANIMATION;
sd.chdir("/");
animation_num = initial_animation_number;
Serial.printf("Animation number: %d\n", animation_num);
break;
default:
animation_mode = PRELOADED_ANIMATION;
sd.chdir("/");
Serial.println("No state detected");
Serial.printf("State swith mode: %d\n",state_switch_mode);
break;
Expand Down Expand Up @@ -525,6 +551,19 @@ void movementAlgorithm(){
Serial.print("time_for_next_frame: ");
Serial.println(time_for_next_frame);
#endif
if(animation_mode == CLOCK_ANIMATION){
if (rtc_is_present)
{
if (rtc_now.minute() > current_minute)
{
current_minute = rtc_now.minute();
clock_anim_num = ((int)rtc_now.hour())<<6 | ((int)rtc_now.minute()); //Highest possible minute value is 60d=11100b (6-bit). The number is unique and a corresponding anim is stored on SD card
Serial.printf("Clock Anim Num: %d\n",clock_anim_num);
start_anim_num(clock_anim_num);
time_for_next_frame = timeThisRefresh;
}
}
}
if(timeThisRefresh >= time_for_next_frame){

current_anim->goto_next_frame();
Expand All @@ -536,10 +575,6 @@ void movementAlgorithm(){
play_anim_button();
}
}
if(animation_mode != PRELOADED_ANIMATION){
//TODO: handle incoming changes
//(or should this be done more often than once per frame? That would slow down the shifting)
}

if (RESTART_ANIM_FLAG)
{
Expand Down Expand Up @@ -597,6 +632,22 @@ void setup() {
}
Serial.println("Serial initiated");

if (!rtc.begin())
{
Serial.println("Couldn't find RTC");
rtc_is_present = false;
}
if(rtc_is_present){
if (rtc.lostPower())
{
Serial.println("RTC lost power, lets set the time.!");
// following line sets the RTC to the date & time this sketch was compiled
rtc.adjust(DateTime(F(__DATE__), F(__TIME__)));
}
rtc_now = rtc.now();
rtc_temperature = rtc.getTemperature();
}


for (int i = 0; i < 4; i++)
{
Expand Down Expand Up @@ -647,53 +698,21 @@ void setup() {
pinMode(SHIFT_DATA_PINS[i], INPUT);
}

check_switch_state();

ram.run();
report_ram(ram);
//Load preloaded frames into objects.
/*
for (size_t i = 0; i < transport_anim_count; i++)
{
transport_anim_frames[i] = new Frame(transport_animation[i]);
}
transport_anim = new Animation(transport_anim_frames,transport_anim_count,true,false);
transport_anim->write_playback_type(ONCE);
transport_anim->write_playback_dir(true);
*/
//transport_anim->save_to_SD_card(1);


/*
transport_anim->save_to_SD_card(99);
transport_anim->write_playback_type(LOOP); //Set to something other than what's in the file being read below to validate that it's being overwritten
transport_anim->write_playback_dir(false); //Set to something other than what's in the file being read below to validate that it's being overwritten
transport_anim->read_from_SD_card(sd, 99);
Serial.printf("Type: %d (LOOP = %d)\n",(int)transport_anim->get_playback_type(),(int) LOOP);
Serial.printf("Dir: %d (backwards = %d)\n",(int)transport_anim->get_playback_dir(),(int)false);
*/
/*
for (size_t i = 0; i < loop_frames_count; i++)
{
loop_frames[i] = new Frame(loop_animation[i]);
}
loop_anim = new Animation(loop_frames, loop_frames_count,true,false);
loop_anim->write_max_loop_count(10);
loop_anim->write_playback_type(LOOP_N_TIMES);
loop_anim->write_playback_dir(true);
//loop_anim->save_to_SD_card(2);
*/
anim1 = new Animation(nullptr, 1, true);

animation_num = initial_animation_number;

if(sd_present){
anim1->read_from_SD_card(sd, initial_animation_number);
anim1->read_from_SD_card(sd, animation_num);
}

animation_num = initial_animation_number;

current_anim = anim1;
current_frame = current_anim->get_current_frame();
//start_current_anim();
check_switch_state();

ram.run();
report_ram(ram);
Expand All @@ -705,10 +724,25 @@ void setup() {
Serial.print(startTime);
Serial.println("us");
}

void loop(){
timeThisRefresh = millis();
if (rtc_is_present)
{
rtc_now = rtc.now();
rtc_temperature = rtc.getTemperature();

if (rtc_now.minute() > current_minute)
{
Serial.printf("One minute has passed. New Time: %2d:%2d:%2d\n",rtc_now.hour(),rtc_now.minute(),rtc_now.second());
if (animation_mode != CLOCK_ANIMATION)
{
current_minute = rtc_now.minute();
}

}
}


movementAlgorithm();
refreshScreen();
if(SWITCH_FLAG){
Expand Down

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