100
99
static unsigned long segment_step_sub_step = 0;
101
100
static unsigned long segment_step_sub = 0;
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static Button button( 3 );
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static int major_mode = 0;
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static std::vector< MajorMode * > major_modes;
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// flag to indicate that the drawing mode should be cycled to the next one
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static bool inc_draw_mode = false;
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// a bounce-managed button
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static Bounce button( 3, 50 );
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static int time_hours = 0;
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static int time_minutes = 0;
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static int time_seconds = 0;
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// number of segments in a full display (rotation) is 60 (one per
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// second) times the desired number of sub-divisions of a second
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#define NUM_SECOND_SEGMENTS 5
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#define NUM_SEGMENTS ( 60 * NUM_SECOND_SEGMENTS )
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#define CLOCK_FORWARD 0
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//_____________________________________________________________________________
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126
void checkButtons()
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128
// update buttons
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int event = button.update();
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major_modes[ major_mode ]->short_press();
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major_modes[ major_mode ]->long_press();
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if( ++major_mode >= major_modes.size() )
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major_modes[ major_mode ]->activate();
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// notice button presses
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if( button.risingEdge() )
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inc_draw_mode = true;
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// keep track of time
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// previous time and any carried-over milliseconds
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static unsigned long last_time = millis();
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static unsigned long carry = 0;
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// how many milliseonds have elapsed since we last checked?
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unsigned long next_time = millis();
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unsigned long delta = next_time - last_time + carry;
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// update the previous time and carried-over milliseconds
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last_time = next_time;
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carry = delta % 1000;
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// add the seconds that have passed to the time
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time_seconds += delta / 1000;
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while( time_seconds >= 60 ) {
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if( time_minutes >= 60 ) {
160
if( time_hours >= 24 )
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// turn an led on/off
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void ledOn( int num, bool on )
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if( num < 0 || num > 9 ) return;
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// convert to pin no.
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// pin 4 needs to be inverted (it's driving a PNP)
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// NOTE: PIN 4 TEMPORARILY DISABLED
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// if( num == 4 ) on = true;
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if( num == 4 ) on = !on;
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digitalWrite( num, on? HIGH : LOW );
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// draw a segment for the test display
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void drawNextSegment_test( int segment )
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// turn on inside and outside LEDs
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// display segment number in binary across in the inside LEDs,
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// with the LED on pin 12 showing the least-significant bit
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for( int a = 0; a < 9; a++ )
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ledOn( 8 - a, ( segment >> a ) & 1 );
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// draw a segment for the time display
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void drawNextSegment_time( int segment )
200
int second = segment / NUM_SECOND_SEGMENTS;
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int second_segment = segment % NUM_SECOND_SEGMENTS;
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// what needs to be drawn?
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bool draw_tick = !second_segment && second % 5 == 0;
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bool draw_second = !second_segment && second == time_seconds;
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bool draw_minute = !second_segment && second == time_minutes;
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bool draw_hour = !second_segment && second == time_hours;
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ledOn( 8, draw_tick || draw_minute );
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for( int a = 6; a <= 7; a++ )
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ledOn( a, draw_minute || draw_second );
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for( int a = 0; a <= 5; a++ )
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ledOn( a, draw_minute || draw_second || draw_hour );
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219
// draw a display segment
140
220
void drawNextSegment( bool reset )
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static int draw_mode = 0;
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// keep track of segment
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225
#if CLOCK_FORWARD
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static int segment = ( NUM_SEGMENTS - CLOCK_SHIFT ) % NUM_SEGMENTS;
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if( reset ) segment = ( NUM_SEGMENTS - CLOCK_SHIFT ) % NUM_SEGMENTS;
226
static int segment = 0;
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if( reset ) segment = 0;
147
static int segment = NUM_SEGMENTS - 1 - CLOCK_SHIFT;
148
if( reset ) segment = NUM_SEGMENTS - 1 - CLOCK_SHIFT;
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static int segment = NUM_SEGMENTS - 1;
230
if( reset ) segment = NUM_SEGMENTS - 1;
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Drawer &drawer = major_modes[ major_mode ]->get_drawer();
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if( reset ) drawer.draw_reset();
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drawer.draw( segment );
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// handle mode switch requests
234
if( reset && inc_draw_mode ) {
235
inc_draw_mode = false;
242
switch( draw_mode ) {
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case 0: drawNextSegment_test( segment ); break;
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case 1: drawNextSegment_time( segment ); break;
156
247
#if CLOCK_FORWARD
157
if( ++segment >= NUM_SEGMENTS ) segment = 0;
159
if( --segment < 0 ) segment = NUM_SEGMENTS - 1;
236
327
// set up mode-switch button on pin 3
237
328
pinMode( 3, INPUT );
238
329
digitalWrite( 3, HIGH );
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button.add_event_at( 5, 1 );
240
button.add_event_at( 1000, 2 );
241
button.add_event_at( 4000, 3 );
331
// get the time from the real-time clock
333
RTC.get( rtc_data, true );
334
time_hours = rtc_data[ DS1307_HR ];
335
time_minutes = rtc_data[ DS1307_MIN ];
336
time_seconds = rtc_data[ DS1307_SEC ];
244
339
Serial.begin( 9600 );
246
// set up major modes
247
static ModeSwitcher mode_switcher;
248
major_modes.push_back( &mode_switcher );
249
major_modes[ 0 ]->activate();