Maxim nexpaq / nexpaq_dev

Preliminary main mbed library for nexpaq development

hal/common/SPISlave.cpp@1:d96dbedaebdb, 2016-11-04 (annotated)

Committer:
nexpaq
Date:
Fri Nov 04 20:54:50 2016 +0000
Revision:
1:d96dbedaebdb
Parent:
0:6c56fb4bc5f0 
Removed extra directories for other platforms

Who changed what in which revision?

UserRevisionLine numberNew contents of line
nexpaq 0:6c56fb4bc5f0 1 /* mbed Microcontroller Library
nexpaq 0:6c56fb4bc5f0 2 * Copyright (c) 2006-2013 ARM Limited
nexpaq 0:6c56fb4bc5f0 3 *
nexpaq 0:6c56fb4bc5f0 4 * Licensed under the Apache License, Version 2.0 (the "License");
nexpaq 0:6c56fb4bc5f0 5 * you may not use this file except in compliance with the License.
nexpaq 0:6c56fb4bc5f0 6 * You may obtain a copy of the License at
nexpaq 0:6c56fb4bc5f0 7 *
nexpaq 0:6c56fb4bc5f0 8 * http://www.apache.org/licenses/LICENSE-2.0
nexpaq 0:6c56fb4bc5f0 9 *
nexpaq 0:6c56fb4bc5f0 10 * Unless required by applicable law or agreed to in writing, software
nexpaq 0:6c56fb4bc5f0 11 * distributed under the License is distributed on an "AS IS" BASIS,
nexpaq 0:6c56fb4bc5f0 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
nexpaq 0:6c56fb4bc5f0 13 * See the License for the specific language governing permissions and
nexpaq 0:6c56fb4bc5f0 14 * limitations under the License.
nexpaq 0:6c56fb4bc5f0 15 */
nexpaq 0:6c56fb4bc5f0 16 #include "SPISlave.h"
nexpaq 0:6c56fb4bc5f0 17
nexpaq 0:6c56fb4bc5f0 18 #if DEVICE_SPISLAVE
nexpaq 0:6c56fb4bc5f0 19
nexpaq 0:6c56fb4bc5f0 20 namespace mbed {
nexpaq 0:6c56fb4bc5f0 21
nexpaq 0:6c56fb4bc5f0 22 SPISlave::SPISlave(PinName mosi, PinName miso, PinName sclk, PinName ssel) :
nexpaq 0:6c56fb4bc5f0 23 _spi(),
nexpaq 0:6c56fb4bc5f0 24 _bits(8),
nexpaq 0:6c56fb4bc5f0 25 _mode(0),
nexpaq 0:6c56fb4bc5f0 26 _hz(1000000)
nexpaq 0:6c56fb4bc5f0 27 {
nexpaq 0:6c56fb4bc5f0 28 spi_init(&_spi, mosi, miso, sclk, ssel);
nexpaq 0:6c56fb4bc5f0 29 spi_format(&_spi, _bits, _mode, 1);
nexpaq 0:6c56fb4bc5f0 30 spi_frequency(&_spi, _hz);
nexpaq 0:6c56fb4bc5f0 31 }
nexpaq 0:6c56fb4bc5f0 32
nexpaq 0:6c56fb4bc5f0 33 void SPISlave::format(int bits, int mode) {
nexpaq 0:6c56fb4bc5f0 34 _bits = bits;
nexpaq 0:6c56fb4bc5f0 35 _mode = mode;
nexpaq 0:6c56fb4bc5f0 36 spi_format(&_spi, _bits, _mode, 1);
nexpaq 0:6c56fb4bc5f0 37 }
nexpaq 0:6c56fb4bc5f0 38
nexpaq 0:6c56fb4bc5f0 39 void SPISlave::frequency(int hz) {
nexpaq 0:6c56fb4bc5f0 40 _hz = hz;
nexpaq 0:6c56fb4bc5f0 41 spi_frequency(&_spi, _hz);
nexpaq 0:6c56fb4bc5f0 42 }
nexpaq 0:6c56fb4bc5f0 43
nexpaq 0:6c56fb4bc5f0 44 int SPISlave::receive(void) {
nexpaq 0:6c56fb4bc5f0 45 return(spi_slave_receive(&_spi));
nexpaq 0:6c56fb4bc5f0 46 }
nexpaq 0:6c56fb4bc5f0 47
nexpaq 0:6c56fb4bc5f0 48 int SPISlave::read(void) {
nexpaq 0:6c56fb4bc5f0 49 return(spi_slave_read(&_spi));
nexpaq 0:6c56fb4bc5f0 50 }
nexpaq 0:6c56fb4bc5f0 51
nexpaq 0:6c56fb4bc5f0 52 void SPISlave::reply(int value) {
nexpaq 0:6c56fb4bc5f0 53 spi_slave_write(&_spi, value);
nexpaq 0:6c56fb4bc5f0 54 }
nexpaq 0:6c56fb4bc5f0 55
nexpaq 0:6c56fb4bc5f0 56 } // namespace mbed
nexpaq 0:6c56fb4bc5f0 57
nexpaq 0:6c56fb4bc5f0 58 #endif