h3n3/darkwater_cplus_640
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pwm functions

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This commit is contained in:
shrkey
2016-10-09 21:22:51 +01:00
parent f76b5d12d8
commit 9e54c0b8af
2 changed files with 112 additions and 10 deletions
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102
darkwater/DW640.cpp
View File

@@ -54,6 +54,7 @@ bool DW640::initialize() {
this->modePin = new Pin( RPI_GPIO_27 ); this->modePin = new Pin( RPI_GPIO_27 );
if (!this->modePin->init()) { if (!this->modePin->init()) {
fprintf(stderr, "Pin Mode can not be set. Are you root?"); fprintf(stderr, "Pin Mode can not be set. Are you root?");
return 0;
} }
this->modePin->setMode(Pin::GpioModeOutput); this->modePin->setMode(Pin::GpioModeOutput);
// set the default mode to ININ // set the default mode to ININ
@@ -97,4 +98,105 @@ uint8_t DW640::getMode() {
void DW640::setMode(uint8_t mode) { void DW640::setMode(uint8_t mode) {
this->modePin->write( mode ); this->modePin->write( mode );
this->mode = mode; this->mode = mode;
}
/** Set channel start offset of the pulse and it's length
* @param Channel number (0-15)
* @param Offset (0-4095)
* @param Length (0-4095)
* @see PCA9685_RA_LED0_ON_L
*/
void DW640::setPWM(uint8_t channel, uint16_t offset, uint16_t length) {
this->pwm->setPWM( channel, offset, length );
}
/** Set channel's pulse length
* @param Channel number (0-15)
* @param Length (0-4095)
* @see PCA9685_RA_LED0_ON_L
*/
void DW640::setPWM(uint8_t channel, uint16_t length) {
this->pwm->setPWM(channel, length);
}
/** Set channel's pulse length in milliseconds
* @param Channel number (0-15)
* @param Length in milliseconds
* @see PCA9685_RA_LED0_ON_L
*/
void DW640::setPWMmS(uint8_t channel, float length_mS) {
this->pwm->setPWMmS(channel, length_mS);
}
/** Set channel's pulse length in microseconds
* @param Channel number (0-15)
* @param Length in microseconds
* @see PCA9685_RA_LED0_ON_L
*/
void DW640::setPWMuS(uint8_t channel, float length_uS) {
this->pwm->setPWMuS(channel, length_uS);
}
/** Set start offset of the pulse and it's length for all channels
* @param Offset (0-4095)
* @param Length (0-4095)
* @see PCA9685_RA_ALL_LED_ON_L
*/
void DW640::setAllPWM(uint16_t offset, uint16_t length) {
this->pwm->setAllPWM(offset, length);
}
/** Set pulse length for all channels
* @param Length (0-4095)
* @see PCA9685_RA_ALL_LED_ON_L
*/
void DW640::setAllPWM(uint16_t length) {
this->pwm->setAllPWM(length);
}
/** Set pulse length in milliseconds for all channels
* @param Length in milliseconds
* @see PCA9685_RA_ALL_LED_ON_L
*/
void DW640::setAllPWMmS(float length_mS) {
this->pwm->setAllPWMmS(length_mS);
}
/** Set pulse length in microseconds for all channels
* @param Length in microseconds
* @see PCA9685_RA_ALL_LED_ON_L
*/
void DW640::setAllPWMuS(float length_uS) {
this->pwm->setAllPWMuS(length_uS);
}
void setPin(uint8_t channel, uint8_t value) {
if( channel < 0 || channel > 15 ) {
fprintf("PWM pin must be between 0 and 15 inclusive");
}
if( value == 0 ) {
setPWM( channel, 0, 4096 );
} else if( value == 1 ) {
setPWM( channel, 4096, 0 );
} else {
fprintf("Pin value must be 0 or 1!");
}
}
void setAllPin(uint8_t value) {
if( channel < 0 || channel > 15 ) {
fprintf("PWM pin must be between 0 and 15 inclusive");
}
if( value == 0 ) {
setAllPWM( channel, 0, 4096 );
} else if( value == 1 ) {
setAllPWM( channel, 4096, 0 );
} else {
fprintf("Pin value must be 0 or 1!");
}
} }

20
darkwater/DW640.h
View File

@@ -72,18 +72,18 @@ class DW640 {
uint8_t getMode(); uint8_t getMode();
void setMode(uint8_t mode); void setMode(uint8_t mode);
// void setPin(uint8_t channel, uint16_t value); void setPWM(uint8_t channel, uint16_t offset, uint16_t length);
// void setAllPin(uint16_t value); void setPWM(uint8_t channel, uint16_t length);
void setPWMmS(uint8_t channel, float length_mS);
void setPWMuS(uint8_t channel, float length_uS);
// void setPWM(uint8_t channel, uint16_t offset, uint16_t length); void setAllPWM(uint16_t offset, uint16_t length);
// void setPWM(uint8_t channel, uint16_t length); void setAllPWM(uint16_t length);
// void setPWMmS(uint8_t channel, float length_mS); void setAllPWMmS(float length_mS);
// void setPWMuS(uint8_t channel, float length_uS); void setAllPWMuS(float length_uS);
// void setAllPWM(uint16_t offset, uint16_t length); void setPin(uint8_t channel, uint8_t value);
// void setAllPWM(uint16_t length); void setAllPin(uint8_t value);
// void setAllPWMmS(float length_mS);
// void setAllPWMuS(float length_uS);
// void allOff(uint16_t value); // void allOff(uint16_t value);