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pmu.c File Reference
Go to the source code of this file.
Functions | |
| error_t | pca9685WriteBytes (uint8_t reg, uint8_t *buffer, size_t length) |
| Writes the specified number of bytes over I2C. | |
| error_t | pca9685ReadBytes (uint8_t reg, uint8_t *buffer, size_t length) |
| Reads the specified number of bytes over I2C. | |
| error_t | pca9685Write8 (uint8_t reg, uint8_t value) |
| Writes an 8 bit value over I2C. | |
| error_t | pca9685Read8 (uint8_t reg, uint8_t *result) |
| Reads a single byte over I2C. | |
| error_t | pca9685Init (uint8_t address) |
| Initialises the I2C block. | |
| error_t | pca9685SetFrequency (uint16_t freqHz) |
| Sets the PWM clock frequency (40-1000Hz) | |
| error_t | pca9685SetPWM (uint16_t channel, uint16_t on, uint16_t off) |
| Sets the PWM output of the specified channel. | |
Detailed Description
LICENSE
Software License Agreement (BSD License)
Copyright (c) 2013, K. Townsend (microBuilder.eu) All rights reserved.
Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. 3. Neither the name of the copyright holders nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Definition in file pmu.c.
Function Documentation
| error_t pca9685Init | ( | uint8_t | address ) |
| error_t pca9685Read8 | ( | uint8_t | reg, |
| uint8_t * | result | ||
| ) |
| error_t pca9685ReadBytes | ( | uint8_t | reg, |
| uint8_t * | buffer, | ||
| size_t | length | ||
| ) |
| error_t pca9685SetFrequency | ( | uint16_t | freqHz ) |
| error_t pca9685SetPWM | ( | uint16_t | channel, |
| uint16_t | on, | ||
| uint16_t | off | ||
| ) |
| error_t pca9685Write8 | ( | uint8_t | reg, |
| uint8_t | value | ||
| ) |
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