102
99
static unsigned long segment_step_sub_step = 0;
103
100
static unsigned long segment_step_sub = 0;
106
static Button button( 3 );
109
static int major_mode = 0;
111
#define MAX_MAJOR_MODES 5
114
static MajorMode *major_modes[ MAX_MAJOR_MODES ] = { 0 };
102
// flag to indicate that the drawing mode should be cycled to the next one
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static bool inc_draw_mode = false;
105
// a bounce-managed button
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static Bounce button( 3, 50 );
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static int time_hours = 0;
110
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
116
121
//_____________________________________________________________________________
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// perform button events
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void doButtonEvents()
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// loop through pending events
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while( int event = button.get_event() )
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major_modes[ major_mode ]->press();
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major_modes[ major_mode ]->long_press();
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// looooong press (change major mode)
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if( ++major_mode >= MAX_MAJOR_MODES )
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} while( major_modes[ major_mode ] == NULL );
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major_modes[ major_mode ]->activate();
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// check for button presses
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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 ) {
157
if( time_minutes >= 60 ) {
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if( time_hours >= 24 )
167
// 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
185
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++ )
193
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 );
152
219
// draw a display segment
153
220
void drawNextSegment( bool reset )
222
static int draw_mode = 0;
155
224
// keep track of segment
156
225
#if CLOCK_FORWARD
157
static int segment = ( NUM_SEGMENTS - CLOCK_SHIFT ) % NUM_SEGMENTS;
158
if( reset ) segment = ( NUM_SEGMENTS - CLOCK_SHIFT ) % NUM_SEGMENTS;
226
static int segment = 0;
227
if( reset ) segment = 0;
160
static int segment = NUM_SEGMENTS - 1 - CLOCK_SHIFT;
161
if( reset ) segment = NUM_SEGMENTS - 1 - CLOCK_SHIFT;
229
static int segment = NUM_SEGMENTS - 1;
230
if( reset ) segment = NUM_SEGMENTS - 1;
165
Drawer &drawer = major_modes[ major_mode ]->get_drawer();
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if( reset ) drawer.draw_reset();
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drawer.draw( segment );
233
// handle mode switch requests
234
if( reset && inc_draw_mode ) {
235
inc_draw_mode = false;
242
switch( draw_mode ) {
243
case 0: drawNextSegment_test( segment ); break;
244
case 1: drawNextSegment_time( segment ); break;
169
247
#if CLOCK_FORWARD
170
if( ++segment >= NUM_SEGMENTS ) segment = 0;
172
if( --segment < 0 ) segment = NUM_SEGMENTS - 1;