Lab 1 Program C
Fork of mbed by
Diff: PwmOut.h
- Revision:
- 43:aff670d0d510
- Parent:
- 27:7110ebee3484
--- a/PwmOut.h Wed Aug 29 12:44:47 2012 +0100 +++ b/PwmOut.h Wed Oct 24 10:44:49 2012 +0000 @@ -16,26 +16,28 @@ namespace mbed { -/* Class: PwmOut - * A pulse-width modulation digital output +/** A pulse-width modulation digital output * * Example - * > // Fade a led on. - * > #include "mbed.h" - * > - * > PwmOut led(LED1); - * > - * > int main() { - * > while(1) { - * > led = led + 0.01; - * > wait(0.2); - * > if(led == 1.0) { - * > led = 0; - * > } - * > } - * > } + * @code + * // Fade a led on. + * #include "mbed.h" * - * Note that on the LPC1768 and LPC2368, the PWMs all share the same + * PwmOut led(LED1); + * + * int main() { + * while(1) { + * led = led + 0.01; + * wait(0.2); + * if(led == 1.0) { + * led = 0; + * } + * } + * } + * @endcode + * + * @note + * On the LPC1768 and LPC2368, the PWMs all share the same * period - if you change the period for one, you change it for all. * Although routines that change the period maintain the duty cycle * for its PWM, all other PWMs will require their duty cycle to be @@ -45,87 +47,68 @@ public: - /* Constructor: PwmOut - * Create a PwmOut connected to the specified pin + /** Create a PwmOut connected to the specified pin * - * Variables: - * pin - PwmOut pin to connect to + * @param pin PwmOut pin to connect to */ PwmOut(PinName pin, const char *name = NULL); - /* Function: write - * Set the ouput duty-cycle, specified as a percentage (float) + /** Set the ouput duty-cycle, specified as a percentage (float) * - * Variables: - * value - A floating-point value representing the output duty-cycle, + * @param value A floating-point value representing the output duty-cycle, * specified as a percentage. The value should lie between * 0.0f (representing on 0%) and 1.0f (representing on 100%). - * Values outside this range will be saturated to 0.0f or 1.0f. + * Values outside this range will be saturated to 0.0f or 1.0f. */ void write(float value); - /* Function: read - * Return the current output duty-cycle setting, measured as a percentage (float) + /** Return the current output duty-cycle setting, measured as a percentage (float) * - * Variables: - * returns - A floating-point value representing the current duty-cycle being output on the pin, + * @returns + * A floating-point value representing the current duty-cycle being output on the pin, * measured as a percentage. The returned value will lie between * 0.0f (representing on 0%) and 1.0f (representing on 100%). * - * Note: - * This value may not match exactly the value set by a previous <write>. + * @note + * This value may not match exactly the value set by a previous <write>. */ float read(); - /* Function: period - * Set the PWM period, specified in seconds (float), keeping the - * duty cycle the same. + /** Set the PWM period, specified in seconds (float), keeping the duty cycle the same. * - * Note: - * The resolution is currently in microseconds; periods smaller than this - * will be set to zero. + * @note + * The resolution is currently in microseconds; periods smaller than this + * will be set to zero. */ void period(float seconds); - /* Function: period_ms - * Set the PWM period, specified in milli-seconds (int), keeping the - * duty cycle the same. + /** Set the PWM period, specified in milli-seconds (int), keeping the duty cycle the same. */ void period_ms(int ms); - /* Function: period_us - * Set the PWM period, specified in micro-seconds (int), keeping the - * duty cycle the same. + /** Set the PWM period, specified in micro-seconds (int), keeping the duty cycle the same. */ void period_us(int us); - /* Function: pulsewidth - * Set the PWM pulsewidth, specified in seconds (float), keeping the - * period the same. + /** Set the PWM pulsewidth, specified in seconds (float), keeping the period the same. */ void pulsewidth(float seconds); - /* Function: pulsewidth_ms - * Set the PWM pulsewidth, specified in milli-seconds (int), keeping - * the period the same. + /** Set the PWM pulsewidth, specified in milli-seconds (int), keeping the period the same. */ void pulsewidth_ms(int ms); - /* Function: pulsewidth_us - * Set the PWM pulsewidth, specified in micro-seconds (int), keeping - * the period the same. + /** Set the PWM pulsewidth, specified in micro-seconds (int), keeping the period the same. */ void pulsewidth_us(int us); #ifdef MBED_OPERATORS - /* Function: operator= - * A operator shorthand for <write()> + /** A operator shorthand for write() */ PwmOut& operator= (float value); PwmOut& operator= (PwmOut& rhs); - /* Function: operator float() - * An operator shorthand for <read()> + /** An operator shorthand for read() */ operator float(); #endif