Magnificent7 / Hackathon

Includes library modifications to allow access to AIN_4 (AIN_0 / 5)

mbd_os/hal/common/SPISlave.cpp@0:eafc3fd41f75, 2016-09-20 (annotated)

Committer:
bryantaylor
Date:
Tue Sep 20 21:26:12 2016 +0000
Revision:
0:eafc3fd41f75
hackathon

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bryantaylor 0:eafc3fd41f75 1 /* mbed Microcontroller Library
bryantaylor 0:eafc3fd41f75 2 * Copyright (c) 2006-2013 ARM Limited
bryantaylor 0:eafc3fd41f75 3 *
bryantaylor 0:eafc3fd41f75 4 * Licensed under the Apache License, Version 2.0 (the "License");
bryantaylor 0:eafc3fd41f75 5 * you may not use this file except in compliance with the License.
bryantaylor 0:eafc3fd41f75 6 * You may obtain a copy of the License at
bryantaylor 0:eafc3fd41f75 7 *
bryantaylor 0:eafc3fd41f75 8 * http://www.apache.org/licenses/LICENSE-2.0
bryantaylor 0:eafc3fd41f75 9 *
bryantaylor 0:eafc3fd41f75 10 * Unless required by applicable law or agreed to in writing, software
bryantaylor 0:eafc3fd41f75 11 * distributed under the License is distributed on an "AS IS" BASIS,
bryantaylor 0:eafc3fd41f75 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
bryantaylor 0:eafc3fd41f75 13 * See the License for the specific language governing permissions and
bryantaylor 0:eafc3fd41f75 14 * limitations under the License.
bryantaylor 0:eafc3fd41f75 15 */
bryantaylor 0:eafc3fd41f75 16 #include "SPISlave.h"
bryantaylor 0:eafc3fd41f75 17
bryantaylor 0:eafc3fd41f75 18 #if DEVICE_SPISLAVE
bryantaylor 0:eafc3fd41f75 19
bryantaylor 0:eafc3fd41f75 20 namespace mbed {
bryantaylor 0:eafc3fd41f75 21
bryantaylor 0:eafc3fd41f75 22 SPISlave::SPISlave(PinName mosi, PinName miso, PinName sclk, PinName ssel) :
bryantaylor 0:eafc3fd41f75 23 _spi(),
bryantaylor 0:eafc3fd41f75 24 _bits(8),
bryantaylor 0:eafc3fd41f75 25 _mode(0),
bryantaylor 0:eafc3fd41f75 26 _hz(1000000)
bryantaylor 0:eafc3fd41f75 27 {
bryantaylor 0:eafc3fd41f75 28 spi_init(&_spi, mosi, miso, sclk, ssel);
bryantaylor 0:eafc3fd41f75 29 spi_format(&_spi, _bits, _mode, 1);
bryantaylor 0:eafc3fd41f75 30 spi_frequency(&_spi, _hz);
bryantaylor 0:eafc3fd41f75 31 }
bryantaylor 0:eafc3fd41f75 32
bryantaylor 0:eafc3fd41f75 33 void SPISlave::format(int bits, int mode) {
bryantaylor 0:eafc3fd41f75 34 _bits = bits;
bryantaylor 0:eafc3fd41f75 35 _mode = mode;
bryantaylor 0:eafc3fd41f75 36 spi_format(&_spi, _bits, _mode, 1);
bryantaylor 0:eafc3fd41f75 37 }
bryantaylor 0:eafc3fd41f75 38
bryantaylor 0:eafc3fd41f75 39 void SPISlave::frequency(int hz) {
bryantaylor 0:eafc3fd41f75 40 _hz = hz;
bryantaylor 0:eafc3fd41f75 41 spi_frequency(&_spi, _hz);
bryantaylor 0:eafc3fd41f75 42 }
bryantaylor 0:eafc3fd41f75 43
bryantaylor 0:eafc3fd41f75 44 int SPISlave::receive(void) {
bryantaylor 0:eafc3fd41f75 45 return(spi_slave_receive(&_spi));
bryantaylor 0:eafc3fd41f75 46 }
bryantaylor 0:eafc3fd41f75 47
bryantaylor 0:eafc3fd41f75 48 int SPISlave::read(void) {
bryantaylor 0:eafc3fd41f75 49 return(spi_slave_read(&_spi));
bryantaylor 0:eafc3fd41f75 50 }
bryantaylor 0:eafc3fd41f75 51
bryantaylor 0:eafc3fd41f75 52 void SPISlave::reply(int value) {
bryantaylor 0:eafc3fd41f75 53 spi_slave_write(&_spi, value);
bryantaylor 0:eafc3fd41f75 54 }
bryantaylor 0:eafc3fd41f75 55
bryantaylor 0:eafc3fd41f75 56 } // namespace mbed
bryantaylor 0:eafc3fd41f75 57
bryantaylor 0:eafc3fd41f75 58 #endif