diff options
Diffstat (limited to '2.3-1/src/c/hardware/rasberrypi/pwm')
4 files changed, 106 insertions, 0 deletions
diff --git a/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMSetClocks.c b/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMSetClocks.c new file mode 100644 index 00000000..d06b135c --- /dev/null +++ b/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMSetClocks.c @@ -0,0 +1,27 @@ +/* Copyright (C) 2016 - IIT Bombay - FOSSEE + + This file must be used under the terms of the CeCILL. + This source file is licensed as described in the file COPYING, which + you should have received as part of this distribution. The terms + are also available at + http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt + Author: Siddhesh Wani + Organization: FOSSEE, IIT Bombay + Email: toolbox@scilab.in +*/ + +/*Function to set clock for pwm channel. Default clock is 19.2 MHz. 'clk_divisor' + along with range decides frequency for PWM + PWM frequency = 19.2 MHz / clk_divisor/ range + Range for clk_divisor = 1-2048 + */ + +#include "types.h" +#include "RPIPeripheralPWM.h" + +void u8RPIHardPWMSetClocks(uint16 clk_divisor) +{ + pwmSetClock(clk_divisor); + + +} diff --git a/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMSetModes.c b/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMSetModes.c new file mode 100644 index 00000000..0cca7a70 --- /dev/null +++ b/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMSetModes.c @@ -0,0 +1,28 @@ +/* Copyright (C) 2016 - IIT Bombay - FOSSEE + + This file must be used under the terms of the CeCILL. + This source file is licensed as described in the file COPYING, which + you should have received as part of this distribution. The terms + are also available at + http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt + Author: Siddhesh Wani + Organization: FOSSEE, IIT Bombay + Email: toolbox@scilab.in +*/ + +/*Function to set mode for PWM channel. Two modes are available + 0 --> balanced mode + 1 --> mark/space mode + */ + +#include "types.h" +#include "RPIPeripheralPWM.h" + +void u8RPIHardPWMSetModes(uint8 mode) +{ + if (mode == 1) /*mark/space mode*/ + pwmSetMode(PWM_MODE_MS); + else + pwmSetMode(PWM_MODE_BAL); + +} diff --git a/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMSetRanges.c b/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMSetRanges.c new file mode 100644 index 00000000..b2489f59 --- /dev/null +++ b/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMSetRanges.c @@ -0,0 +1,25 @@ +/* Copyright (C) 2016 - IIT Bombay - FOSSEE + + This file must be used under the terms of the CeCILL. + This source file is licensed as described in the file COPYING, which + you should have received as part of this distribution. The terms + are also available at + http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt + Author: Siddhesh Wani + Organization: FOSSEE, IIT Bombay + Email: toolbox@scilab.in +*/ + +/*Function to assigne pwm duty to specified pin. PWM duty is decided by 'value' + and 'range' specified using corresponding function. + PWM duty = value/range + */ + +#include "types.h" +#include "RPIPeripheralPWM.h" + +void u8RPIHardPWMSetRanges(uint16 value) +{ + pwmSetRange(value); + +} diff --git a/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMWrites.c b/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMWrites.c new file mode 100644 index 00000000..ae02bf0d --- /dev/null +++ b/2.3-1/src/c/hardware/rasberrypi/pwm/u8RPIHardPWMWrites.c @@ -0,0 +1,26 @@ +/* Copyright (C) 2016 - IIT Bombay - FOSSEE + + This file must be used under the terms of the CeCILL. + This source file is licensed as described in the file COPYING, which + you should have received as part of this distribution. The terms + are also available at + http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt + Author: Siddhesh Wani + Organization: FOSSEE, IIT Bombay + Email: toolbox@scilab.in +*/ + +/*Function to set range for pwm channel. PWM duty is decided by 'range' + and 'value' specified using corresponding function. + PWM duty = value/range + */ + +#include "types.h" +#include "RPIPeripheralPWM.h" +#include "RPIPeripheralDigital.h" + +void u8RPIHardPWMWrites(uint8 pin, uint16 value) +{ + pwmWrite((int)phy_pin[pin-1], value); + +} |