Revision 0:ea0715867677, committed 2016-02-27
- Comitter:
- Hotboards
- Date:
- Sat Feb 27 23:35:58 2016 +0000
- Commit message:
- first release , library complete, but is not tested
Changed in this revision
diff -r 000000000000 -r ea0715867677 Hotboards_leds.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Hotboards_leds.cpp Sat Feb 27 23:35:58 2016 +0000
@@ -0,0 +1,172 @@
+/*
+ Hotboards_leds.cpp - Driver to control leds one at a time or in group
+ Hotboards leds board (http://hotboards.org)
+ Created by Diego Perez, January 16, 2016.
+ Released into the public domain.
+*/
+
+#include "Hotboards_leds.h"
+
+#define bitRead( var, bit ) (((var) >> (bit)) & 0x01)
+#define bitWrite( var, bit, val ) (val) ? (var) |= (1<<(bit)) : (var) &= ~(1<<(bit))
+
+Hotboards_leds::Hotboards_leds( PinName led0, bool on )
+{
+ _leds = 1;
+ _state = 0;
+ _on = on;
+ begin( 0, led0 );
+}
+
+Hotboards_leds::Hotboards_leds( PinName led1, PinName led0, bool on )
+{
+ _leds = 2;
+ _state = 0;
+ _on = on;
+ begin( 0, led0 );
+ begin( 1, led1 );
+}
+
+Hotboards_leds::Hotboards_leds( PinName led2, PinName led1, PinName led0, bool on )
+{
+ _leds = 3;
+ _state = 0;
+ _on = on;
+ begin( 0, led0 );
+ begin( 1, led1 );
+ begin( 2, led2 );
+}
+
+Hotboards_leds::Hotboards_leds( PinName led3, PinName led2, PinName led1, PinName led0, bool on )
+{
+ _leds = 4;
+ _state = 0;
+ _on = on;
+ begin( 0, led0 );
+ begin( 1, led1 );
+ begin( 2, led2 );
+ begin( 3, led3 );
+}
+
+Hotboards_leds::Hotboards_leds( PinName led4, PinName led3, PinName led2, PinName led1, PinName led0, bool on )
+{
+ _leds = 5;
+ _state = 0;
+ _on = on;
+ begin( 0, led0 );
+ begin( 1, led1 );
+ begin( 2, led2 );
+ begin( 3, led3 );
+ begin( 4, led4 );
+}
+
+Hotboards_leds::Hotboards_leds( PinName led5, PinName led4, PinName led3, PinName led2, PinName led1, PinName led0, bool on )
+{
+ _leds = 6;
+ _state = 0;
+ _on = on;
+ begin( 0, led0 );
+ begin( 1, led1 );
+ begin( 2, led2 );
+ begin( 3, led3 );
+ begin( 4, led4 );
+ begin( 5, led5 );
+}
+
+Hotboards_leds::Hotboards_leds( PinName led6, PinName led5, PinName led4, PinName led3, PinName led2, PinName led1, PinName led0, bool on )
+{
+ _leds = 7;
+ _state = 0;
+ _on = on;
+ begin( 0, led0 );
+ begin( 1, led1 );
+ begin( 2, led2 );
+ begin( 3, led3 );
+ begin( 4, led4 );
+ begin( 5, led5 );
+ begin( 6, led6 );
+}
+
+Hotboards_leds::Hotboards_leds( PinName led7, PinName led6, PinName led5, PinName led4, PinName led3, PinName led2, PinName led1, PinName led0, bool on )
+{
+ _leds = 8;
+ _state = 0;
+ _on = on;
+ begin( 0, led0 );
+ begin( 1, led1 );
+ begin( 2, led2 );
+ begin( 3, led3 );
+ begin( 4, led4 );
+ begin( 5, led5 );
+ begin( 6, led6 );
+ begin( 7, led7 );
+}
+
+void Hotboards_leds::turnOn( uint8_t led )
+{
+ bitWrite( _state, led, _on );
+ _pin[ led ]->write( bitRead( _state, led ) );
+ //_pin[ led ]->write( 1 );
+}
+void Hotboards_leds::turnOff( uint8_t led )
+{
+ bitWrite( _state, led, !_on );
+ _pin[ led ]->write( bitRead( _state, led ) );
+ //_pin[ led ]->write( 0 );
+}
+
+void Hotboards_leds::toggle( uint8_t led )
+{
+ if( bitRead( _state, led ) == _on )
+ {
+ turnOff( led );
+ }
+ else
+ {
+ turnOn( led );
+ }
+}
+
+uint8_t Hotboards_leds::read( uint8_t led )
+{
+ uint8_t i;
+ uint8_t val = 0;
+
+ if( led == 0xff )
+ {
+ for( i=0 ; i<_leds ; i++ )
+ {
+ bitWrite( val, i, bitRead( _state, i ) );
+ }
+ }
+ else
+ {
+ val = bitRead( _state, led );
+ }
+ return val;
+}
+
+void Hotboards_leds::write( uint8_t val )
+{
+ uint8_t i;
+ for( i=0 ; i<_leds ; i++ )
+ {
+ if( bitRead( val, i ) )
+ {
+ turnOn( i );
+ }
+ else
+ {
+ turnOff( i );
+ }
+ }
+}
+
+void Hotboards_leds::begin( uint8_t led, PinName pin )
+{
+ // set the digital outpout that holds the led
+ _pin[ led ] = new DigitalOut( pin );
+ // turn off led (as initial state)
+ bitWrite( _state, led, !_on );
+ _pin[ led ]->write( !_on );
+}
diff -r 000000000000 -r ea0715867677 Hotboards_leds.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/Hotboards_leds.h Sat Feb 27 23:35:58 2016 +0000
@@ -0,0 +1,269 @@
+/*
+ Hotboards_leds.cpp - Driver to control leds one at a time or in group
+ Hotboards leds board (http://hotboards.org)
+ Created by Diego Perez, January 16, 2016.
+ Released into the public domain.
+*/
+#ifndef Hotboards_leds_h
+#define Hotboards_leds_h
+
+#include "mbed.h"
+
+/** Hotboards_leds class.
+ * Used to control general purpose leds
+ *
+ * Example:
+ * @code
+ * #include "mbed.h"
+ * #include "Hotboards_leds.h"
+ *
+ * Hotboards_leds led( PB_5 );
+ *
+ * int main( void )
+ * {
+ * for(;;){
+ * led.toggle( );
+ * wait( 0.2 );
+ * }
+ * }
+ * @endcode
+ */
+class Hotboards_leds
+{
+ public :
+ /** Create Hotboards_leds instance for one led
+ * @param led0 pin where the led 0 will be connected
+ * @param on logic level to turn on the led
+ *
+ * Example:
+ * @code
+ * // instance one led on pin 5
+ * Hotboards_leds led( 5 );
+ * @endcode
+ */
+ Hotboards_leds( PinName led0, bool on=1 );
+
+ /** Create Hotboards_leds instance for two leds
+ * @param led1 pin where the led 1 will be connected
+ * @param led0 pin where the led 0 will be connected
+ * @param on logic level to turn on the leds
+ *
+ * Example:
+ * @code
+ * // one instance with 2 leds on pins 5 and 6
+ * Hotboards_leds led( 5, 6 );
+ * @endcode
+ */
+ Hotboards_leds( PinName led1, PinName led0, bool on=1 );
+
+ /** Create Hotboards_leds instance for three leds
+ * @param led2 pin where the led 2 will be connected
+ * @param led1 pin where the led 1 will be connected
+ * @param led0 pin where the led 0 will be connected
+ * @param on logic level to turn on the leds
+ *
+ * Example:
+ * @code
+ * // one instance with 3 leds on pins 5, 6 and 7
+ * Hotboards_leds led( 5, 6, 7 );
+ * @endcode
+ */
+ Hotboards_leds( PinName led2, PinName led1, PinName led0, bool on=1 );
+
+ /** Create Hotboards_leds instance for four leds
+ * @param led3 pin where the led 3 will be connected
+ * @param led2 pin where the led 2 will be connected
+ * @param led1 pin where the led 1 will be connected
+ * @param led0 pin where the led 0 will be connected
+ * @param on logic level to turn on the leds
+ *
+ * Example:
+ * @code
+ * // one instance with 4 leds on pins 5, 6, 7 and 8
+ * Hotboards_leds led( 5, 6, 7, 8 );
+ * @endcode
+ */
+ Hotboards_leds( PinName led3, PinName led2, PinName led1, PinName led0, bool on=1 );
+
+ /** Create Hotboards_leds instance for five leds
+ * @param led4 pin where the led 4 will be connected
+ * @param led3 pin where the led 3 will be connected
+ * @param led2 pin where the led 2 will be connected
+ * @param led1 pin where the led 1 will be connected
+ * @param led0 pin where the led 0 will be connected
+ * @param on logic level to turn on the leds
+ *
+ * Example:
+ * @code
+ * // one instance with 5 leds on pins 5, 6, 7, 8 and 9
+ * Hotboards_leds led( 5, 6, 7, 8, 9 );
+ * @endcode
+ */
+ Hotboards_leds( PinName led4, PinName led3, PinName led2, PinName led1, PinName led0, bool on=1 );
+
+ /** Create Hotboards_leds instance for six leds
+ * @param led5 pin where the led 5 will be connected
+ * @param led4 pin where the led 4 will be connected
+ * @param led3 pin where the led 3 will be connected
+ * @param led2 pin where the led 2 will be connected
+ * @param led1 pin where the led 1 will be connected
+ * @param led0 pin where the led 0 will be connected
+ * @param on logic level to turn on the leds
+ *
+ * Example:
+ * @code
+ * // one instance with 6 leds on pins 5, 6, 7, 8, 9 and 10
+ * Hotboards_leds led( 5, 6, 7, 8, 9, 10 );
+ * @endcode
+ */
+ Hotboards_leds( PinName led5, PinName led4, PinName led3, PinName led2, PinName led1, PinName led0, bool on=1 );
+
+ /** Create Hotboards_leds instance for seven leds
+ * @param led6 pin where the led 6 will be connected
+ * @param led5 pin where the led 5 will be connected
+ * @param led4 pin where the led 4 will be connected
+ * @param led3 pin where the led 3 will be connected
+ * @param led2 pin where the led 2 will be connected
+ * @param led1 pin where the led 1 will be connected
+ * @param led0 pin where the led 0 will be connected
+ * @param on logic level to turn on the leds
+ *
+ * Example:
+ * @code
+ * // one instance with 7 leds on pins 5, 6, 7, 8, 9, 10 and 11
+ * Hotboards_leds led( 5, 6, 7, 8, 9, 10, 11 );
+ * @endcode
+ */
+ Hotboards_leds( PinName led6, PinName led5, PinName led4, PinName led3, PinName led2, PinName led1, PinName led0, bool on=1 );
+
+ /** Create Hotboards_leds instance for eight leds
+ * @param led7 pin where the led 7 will be connected
+ * @param led6 pin where the led 6 will be connected
+ * @param led5 pin where the led 5 will be connected
+ * @param led4 pin where the led 4 will be connected
+ * @param led3 pin where the led 3 will be connected
+ * @param led2 pin where the led 2 will be connected
+ * @param led1 pin where the led 1 will be connected
+ * @param led0 pin where the led 0 will be connected
+ * @param on logic level to turn on the leds
+ *
+ * Example:
+ * @code
+ * // one instance with 8 leds on pins 5, 6, 7, 8, 9, 10, 11 and 12
+ * Hotboards_leds led( 5, 6, 7, 8, 9, 10, 11, 12 );
+ * @endcode
+ */
+ Hotboards_leds( PinName led7, PinName led6, PinName led5, PinName led4, PinName led3, PinName led2, PinName led1, PinName led0, bool on=1 );
+
+ /** Turn on a single led
+ * @param led led number to be turn on
+ *
+ * Example:
+ * @code
+ * // instance one led on pin 5 and turn it on
+ * Hotboards_leds led( 5 );
+ * led.turnOn( );
+ *
+ * // instance a bus with 4 leds
+ * Hotboards_leds leds( 8, 7, 6, 5 );
+ * // turn on led 2 on pin 7
+ * leds.turnOn( 2 );
+ * // turn on led 0 on pin 5
+ * leds.turnOn( 0 );
+ * @endcode
+ */
+ void turnOn( uint8_t led=0 );
+
+ /** Turn off a single led
+ * @param led led number to be turn off
+ *
+ * Example:
+ * @code
+ * // instance one led on pin 5 and turn it off
+ * Hotboards_leds led( 5 );
+ * led.turnOff( );
+ *
+ * // instance a bus with 4 leds
+ * Hotboards_leds leds( 8, 7, 6, 5 );
+ * // turn off led 3 on pin 8
+ * leds.turnOff( 3 );
+ * // turn off led 0 on pin 5
+ * leds.turnOff( 0 );
+ * @endcode
+ */
+ void turnOff( uint8_t led=0 );
+
+ /** Toggle a single led
+ * @param led led number to be toggled
+ *
+ * Example:
+ * @code
+ * // instance one led on pin 7 and toggle it
+ * Hotboards_leds led( 7 );
+ * led.toggle( );
+ *
+ * // instance a bus with 3 leds
+ * Hotboards_leds leds( 2, 3, 4 );
+ * // toggle led 2 on pin 2
+ * leds.toggle( 2 );
+ * // toggle led 1 on pin 3
+ * leds.toggle( 1 );
+ * @endcode
+ */
+ void toggle( uint8_t led=0 );
+
+ /** Write to a single led or the entire bus
+ * @param val value to be written
+ *
+ * Example:
+ * @code
+ * // instance one led on pin 7 and write a 1 (aceptara valores de 0 a 1)
+ * Hotboards_leds led( 7 );
+ * led.write( 1 );
+ *
+ * // instance a 4 leds bus (pin2->led3 ..... pin5->led0)
+ * Hotboards_leds leds( 2, 3, 4, 5 );
+ * // write the 10 value (it will accept values from 0 to 15)
+ * leds.write( 10 );
+ *
+ * // instance an 8 leds bus (pin4->led7 ..... pin3->led0)
+ * Hotboards_leds leds( 4, 3, 2, 6, 5, 7, 8, 9 );
+ * // write the 134 value (it will accept values from 0 to 255)
+ * leds.write( 134 );
+ * @endcode
+ */
+ void write( uint8_t val );
+
+ /** Read a single led or the entire bus
+ * @return led states
+ *
+ * Example:
+ * @code
+ * // instance on led on 7 and read its state (0 o 1)
+ * Hotboards_leds led( 7 );
+ * uint8_t var = led.read( );
+ *
+ * // instance an 8 leds bus (pin9->led7 ..... pin2->led0)
+ * Hotboards_leds leds( 9, 8, 7, 6, 5, 4, 3, 2 );
+ * // read the leds value (from 0 to 255)
+ * uint8_t var = leds.read( );
+ *
+ * // nstance a 4 leds bus (pin2->led3 ..... pin5->led0)
+ * Hotboards_leds leds( 2, 3, 4, 5 );
+ * // read led 1 state (pin 4)
+ * uint8_t val1 = leds.write( 1 );
+ * // read led 0 state (pin 5)
+ * uint8_t val2 = leds.write( 0 );
+ * @endcode
+ */
+ uint8_t read( uint8_t led=0xff );
+
+ private :
+ void begin( uint8_t led, PinName pin );
+ DigitalOut *_pin[8];
+ uint8_t _leds;
+ uint8_t _state;
+ bool _on;
+};
+
+#endif
Hotboards MX
Hotboards Leds