DSP Book Yeditepe / mbed_f401re

mbed library sources with internal temperature sensor for nucleo f401

common/SPISlave.cpp@0:7e2bd16f80af, 2015-01-17 (annotated)

Committer:
elessair
Date:
Sat Jan 17 18:03:58 2015 +0000
Revision:
0:7e2bd16f80af
nucleo f401re internal temperature added

Who changed what in which revision?

UserRevisionLine numberNew contents of line
elessair 0:7e2bd16f80af 1 /* mbed Microcontroller Library
elessair 0:7e2bd16f80af 2 * Copyright (c) 2006-2013 ARM Limited
elessair 0:7e2bd16f80af 3 *
elessair 0:7e2bd16f80af 4 * Licensed under the Apache License, Version 2.0 (the "License");
elessair 0:7e2bd16f80af 5 * you may not use this file except in compliance with the License.
elessair 0:7e2bd16f80af 6 * You may obtain a copy of the License at
elessair 0:7e2bd16f80af 7 *
elessair 0:7e2bd16f80af 8 * http://www.apache.org/licenses/LICENSE-2.0
elessair 0:7e2bd16f80af 9 *
elessair 0:7e2bd16f80af 10 * Unless required by applicable law or agreed to in writing, software
elessair 0:7e2bd16f80af 11 * distributed under the License is distributed on an "AS IS" BASIS,
elessair 0:7e2bd16f80af 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
elessair 0:7e2bd16f80af 13 * See the License for the specific language governing permissions and
elessair 0:7e2bd16f80af 14 * limitations under the License.
elessair 0:7e2bd16f80af 15 */
elessair 0:7e2bd16f80af 16 #include "SPISlave.h"
elessair 0:7e2bd16f80af 17
elessair 0:7e2bd16f80af 18 #if DEVICE_SPISLAVE
elessair 0:7e2bd16f80af 19
elessair 0:7e2bd16f80af 20 namespace mbed {
elessair 0:7e2bd16f80af 21
elessair 0:7e2bd16f80af 22 SPISlave::SPISlave(PinName mosi, PinName miso, PinName sclk, PinName ssel) :
elessair 0:7e2bd16f80af 23 _spi(),
elessair 0:7e2bd16f80af 24 _bits(8),
elessair 0:7e2bd16f80af 25 _mode(0),
elessair 0:7e2bd16f80af 26 _hz(1000000)
elessair 0:7e2bd16f80af 27 {
elessair 0:7e2bd16f80af 28 spi_init(&_spi, mosi, miso, sclk, ssel);
elessair 0:7e2bd16f80af 29 spi_format(&_spi, _bits, _mode, 1);
elessair 0:7e2bd16f80af 30 spi_frequency(&_spi, _hz);
elessair 0:7e2bd16f80af 31 }
elessair 0:7e2bd16f80af 32
elessair 0:7e2bd16f80af 33 void SPISlave::format(int bits, int mode) {
elessair 0:7e2bd16f80af 34 _bits = bits;
elessair 0:7e2bd16f80af 35 _mode = mode;
elessair 0:7e2bd16f80af 36 spi_format(&_spi, _bits, _mode, 1);
elessair 0:7e2bd16f80af 37 }
elessair 0:7e2bd16f80af 38
elessair 0:7e2bd16f80af 39 void SPISlave::frequency(int hz) {
elessair 0:7e2bd16f80af 40 _hz = hz;
elessair 0:7e2bd16f80af 41 spi_frequency(&_spi, _hz);
elessair 0:7e2bd16f80af 42 }
elessair 0:7e2bd16f80af 43
elessair 0:7e2bd16f80af 44 int SPISlave::receive(void) {
elessair 0:7e2bd16f80af 45 return(spi_slave_receive(&_spi));
elessair 0:7e2bd16f80af 46 }
elessair 0:7e2bd16f80af 47
elessair 0:7e2bd16f80af 48 int SPISlave::read(void) {
elessair 0:7e2bd16f80af 49 return(spi_slave_read(&_spi));
elessair 0:7e2bd16f80af 50 }
elessair 0:7e2bd16f80af 51
elessair 0:7e2bd16f80af 52 void SPISlave::reply(int value) {
elessair 0:7e2bd16f80af 53 spi_slave_write(&_spi, value);
elessair 0:7e2bd16f80af 54 }
elessair 0:7e2bd16f80af 55
elessair 0:7e2bd16f80af 56 } // namespace mbed
elessair 0:7e2bd16f80af 57
elessair 0:7e2bd16f80af 58 #endif