103
105
static bool inc_draw_mode = false;
105
107
// a bounce-managed button
106
static Bounce button( 3, 50 );
109
static int time_hours = 0;
110
static int time_minutes = 0;
111
static int time_seconds = 0;
113
// number of segments in a full display (rotation) is 60 (one per
114
// second) times the desired number of sub-divisions of a second
115
#define NUM_SECOND_SEGMENTS 5
116
#define NUM_SEGMENTS ( 60 * NUM_SECOND_SEGMENTS )
119
#define CLOCK_FORWARD 0
108
static Button button( 3 );
121
110
//_____________________________________________________________________________
126
115
void checkButtons()
128
117
// update buttons
118
int event = button.update();
131
// notice button presses
132
if( button.risingEdge() )
133
123
inc_draw_mode = true;
137
// keep track of time
140
// previous time and any carried-over milliseconds
141
static unsigned long last_time = millis();
142
static unsigned long carry = 0;
144
// how many milliseonds have elapsed since we last checked?
145
unsigned long next_time = millis();
146
unsigned long delta = next_time - last_time + carry;
148
// update the previous time and carried-over milliseconds
149
last_time = next_time;
150
carry = delta % 1000;
152
// add the seconds that have passed to the time
153
time_seconds += delta / 1000;
154
while( time_seconds >= 60 ) {
157
if( time_minutes >= 60 ) {
160
if( time_hours >= 24 )
175
137
// pin 4 needs to be inverted (it's driving a PNP)
176
// NOTE: PIN 4 TEMPORARILY DISABLED
177
// if( num == 4 ) on = true;
178
if( num == 4 ) on = !on;
138
if( num == 4 ) on = !on;
180
140
digitalWrite( num, on? HIGH : LOW );
184
// draw a segment for the test display
185
void drawNextSegment_test( int segment )
187
// 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
192
for( int a = 0; a < 9; a++ )
193
ledOn( 8 - a, ( segment >> a ) & 1 );
197
// draw a segment for the time display
198
void drawNextSegment_time( int segment )
200
int second = segment / NUM_SECOND_SEGMENTS;
201
int second_segment = segment % NUM_SECOND_SEGMENTS;
203
// what needs to be drawn?
204
bool draw_tick = !second_segment && second % 5 == 0;
205
bool draw_second = !second_segment && second == time_seconds;
206
bool draw_minute = !second_segment && second == time_minutes;
207
bool draw_hour = !second_segment && second == time_hours;
211
ledOn( 8, draw_tick || draw_minute );
212
for( int a = 6; a <= 7; a++ )
213
ledOn( a, draw_minute || draw_second );
214
for( int a = 0; a <= 5; a++ )
215
ledOn( a, draw_minute || draw_second || draw_hour );
219
144
// draw a display segment
220
145
void drawNextSegment( bool reset )
222
static int draw_mode = 0;
147
static ModeSwitcher mode_switcher;
148
static bool init = false;
152
mode_switcher.activate();
224
155
// keep track of segment
225
156
#if CLOCK_FORWARD
226
static int segment = 0;
227
if( reset ) segment = 0;
157
static int segment = ( NUM_SEGMENTS - CLOCK_SHIFT ) % NUM_SEGMENTS;
158
if( reset ) segment = ( NUM_SEGMENTS - CLOCK_SHIFT ) % NUM_SEGMENTS;
229
static int segment = NUM_SEGMENTS - 1;
230
if( reset ) segment = NUM_SEGMENTS - 1;
160
static int segment = NUM_SEGMENTS - 1 - CLOCK_SHIFT;
161
if( reset ) segment = NUM_SEGMENTS - 1 - CLOCK_SHIFT;
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;
165
Drawer &drawer = mode_switcher.get_drawer();
166
if( reset ) drawer.draw_reset();
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drawer.draw( segment );
247
169
#if CLOCK_FORWARD
170
if( ++segment >= NUM_SEGMENTS ) segment = 0;
172
if( --segment < 0 ) segment = NUM_SEGMENTS - 1;
327
249
// set up mode-switch button on pin 3
328
250
pinMode( 3, INPUT );
329
251
digitalWrite( 3, HIGH );
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 ];
252
button.add_event_at( 5, 1 );
253
button.add_event_at( 1000, 2 );
254
button.add_event_at( 4000, 3 );
339
257
Serial.begin( 9600 );