bms_hardware
bms_hardware.cpp
- Committer:
- roger5641
- Date:
- 2017-11-12
- Revision:
- 0:5f17f13ad875
File content as of revision 0:5f17f13ad875:
/*! ltc681x hardware library @verbatim This library contains all of the hardware dependant functions used by the bms code @endverbatim REVISION HISTORY $Revision: 7139 $ $Date: 2017-4 Copyright (c) 2017, Linear Technology Corp.(LTC) 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. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "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 OWNER OR CONTRIBUTORS 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. The views and conclusions contained in the software and documentation are those of the authors and should not be interpreted as representing official policies, either expressed or implied, of Linear Technology Corp. The Linear Technology Linduino is not affiliated with the official Arduino team. However, the Linduino is only possible because of the Arduino team's commitment to the open-source community. Please, visit http://www.arduino.cc and http://store.arduino.cc , and consider a purchase that will help fund their ongoing work. Copyright 2017 Linear Technology Corp. (LTC) */ #include "bms_hardware.h" /* Writes an array of bytes out of the SPI port */ void spi_write_array(uint8_t len, // Option: Number of bytes to be written on the SPI port uint8_t data[] //Array of bytes to be written on the SPI port ) { for (uint8_t i = 0; i < len; i++) { spi.write((int8_t)data[i]); } } /* Writes and read a set number of bytes using the SPI port. */ void spi_write_read(uint8_t tx_Data[],//array of data to be written on SPI port uint8_t tx_len, //length of the tx data arry uint8_t *rx_data,//Input: array that will store the data read by the SPI port uint8_t rx_len //Option: number of bytes to be read from the SPI port ) { for (uint8_t i = 0; i < tx_len; i++) { spi.write(tx_Data[i]); } for (uint8_t i = 0; i < rx_len; i++) { rx_data[i] = (uint8_t)spi.write(0xFF); } } uint8_t spi_read_byte(uint8_t tx_dat) { uint8_t data; data = (uint8_t)spi.write(0xFF); return(data); }