Kev Mann / mbed-dev-OS5_10_4

RTC auf true

drivers/SPISlave.cpp@0:38ceb79fef03, 2018-11-28 (annotated)

Committer:
kevman
Date:
Wed Nov 28 15:10:15 2018 +0000
Revision:
0:38ceb79fef03
RTC modified

Who changed what in which revision?

UserRevisionLine numberNew contents of line
kevman 0:38ceb79fef03 1 /* mbed Microcontroller Library
kevman 0:38ceb79fef03 2 * Copyright (c) 2006-2013 ARM Limited
kevman 0:38ceb79fef03 3 *
kevman 0:38ceb79fef03 4 * Licensed under the Apache License, Version 2.0 (the "License");
kevman 0:38ceb79fef03 5 * you may not use this file except in compliance with the License.
kevman 0:38ceb79fef03 6 * You may obtain a copy of the License at
kevman 0:38ceb79fef03 7 *
kevman 0:38ceb79fef03 8 * http://www.apache.org/licenses/LICENSE-2.0
kevman 0:38ceb79fef03 9 *
kevman 0:38ceb79fef03 10 * Unless required by applicable law or agreed to in writing, software
kevman 0:38ceb79fef03 11 * distributed under the License is distributed on an "AS IS" BASIS,
kevman 0:38ceb79fef03 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
kevman 0:38ceb79fef03 13 * See the License for the specific language governing permissions and
kevman 0:38ceb79fef03 14 * limitations under the License.
kevman 0:38ceb79fef03 15 */
kevman 0:38ceb79fef03 16 #include "drivers/SPISlave.h"
kevman 0:38ceb79fef03 17
kevman 0:38ceb79fef03 18 #if DEVICE_SPISLAVE
kevman 0:38ceb79fef03 19
kevman 0:38ceb79fef03 20 namespace mbed {
kevman 0:38ceb79fef03 21
kevman 0:38ceb79fef03 22 SPISlave::SPISlave(PinName mosi, PinName miso, PinName sclk, PinName ssel) :
kevman 0:38ceb79fef03 23 _spi(),
kevman 0:38ceb79fef03 24 _bits(8),
kevman 0:38ceb79fef03 25 _mode(0),
kevman 0:38ceb79fef03 26 _hz(1000000)
kevman 0:38ceb79fef03 27 {
kevman 0:38ceb79fef03 28 spi_init(&_spi, mosi, miso, sclk, ssel);
kevman 0:38ceb79fef03 29 spi_format(&_spi, _bits, _mode, 1);
kevman 0:38ceb79fef03 30 spi_frequency(&_spi, _hz);
kevman 0:38ceb79fef03 31 }
kevman 0:38ceb79fef03 32
kevman 0:38ceb79fef03 33 void SPISlave::format(int bits, int mode)
kevman 0:38ceb79fef03 34 {
kevman 0:38ceb79fef03 35 _bits = bits;
kevman 0:38ceb79fef03 36 _mode = mode;
kevman 0:38ceb79fef03 37 spi_format(&_spi, _bits, _mode, 1);
kevman 0:38ceb79fef03 38 }
kevman 0:38ceb79fef03 39
kevman 0:38ceb79fef03 40 void SPISlave::frequency(int hz)
kevman 0:38ceb79fef03 41 {
kevman 0:38ceb79fef03 42 _hz = hz;
kevman 0:38ceb79fef03 43 spi_frequency(&_spi, _hz);
kevman 0:38ceb79fef03 44 }
kevman 0:38ceb79fef03 45
kevman 0:38ceb79fef03 46 int SPISlave::receive(void)
kevman 0:38ceb79fef03 47 {
kevman 0:38ceb79fef03 48 return (spi_slave_receive(&_spi));
kevman 0:38ceb79fef03 49 }
kevman 0:38ceb79fef03 50
kevman 0:38ceb79fef03 51 int SPISlave::read(void)
kevman 0:38ceb79fef03 52 {
kevman 0:38ceb79fef03 53 return (spi_slave_read(&_spi));
kevman 0:38ceb79fef03 54 }
kevman 0:38ceb79fef03 55
kevman 0:38ceb79fef03 56 void SPISlave::reply(int value)
kevman 0:38ceb79fef03 57 {
kevman 0:38ceb79fef03 58 spi_slave_write(&_spi, value);
kevman 0:38ceb79fef03 59 }
kevman 0:38ceb79fef03 60
kevman 0:38ceb79fef03 61 } // namespace mbed
kevman 0:38ceb79fef03 62
kevman 0:38ceb79fef03 63 #endif