PHung Tung / SRC_STM32F7

SPKT

Dependents:   WAV

common/SPISlave.cpp@0:e87aa4c49e95, 2019-06-04 (annotated)

Committer:
phungductung
Date:
Tue Jun 04 21:51:46 2019 +0000
Revision:
0:e87aa4c49e95
libray

Who changed what in which revision?

UserRevisionLine numberNew contents of line
phungductung 0:e87aa4c49e95 1 /* mbed Microcontroller Library
phungductung 0:e87aa4c49e95 2 * Copyright (c) 2006-2013 ARM Limited
phungductung 0:e87aa4c49e95 3 *
phungductung 0:e87aa4c49e95 4 * Licensed under the Apache License, Version 2.0 (the "License");
phungductung 0:e87aa4c49e95 5 * you may not use this file except in compliance with the License.
phungductung 0:e87aa4c49e95 6 * You may obtain a copy of the License at
phungductung 0:e87aa4c49e95 7 *
phungductung 0:e87aa4c49e95 8 * http://www.apache.org/licenses/LICENSE-2.0
phungductung 0:e87aa4c49e95 9 *
phungductung 0:e87aa4c49e95 10 * Unless required by applicable law or agreed to in writing, software
phungductung 0:e87aa4c49e95 11 * distributed under the License is distributed on an "AS IS" BASIS,
phungductung 0:e87aa4c49e95 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
phungductung 0:e87aa4c49e95 13 * See the License for the specific language governing permissions and
phungductung 0:e87aa4c49e95 14 * limitations under the License.
phungductung 0:e87aa4c49e95 15 */
phungductung 0:e87aa4c49e95 16 #include "SPISlave.h"
phungductung 0:e87aa4c49e95 17
phungductung 0:e87aa4c49e95 18 #if DEVICE_SPISLAVE
phungductung 0:e87aa4c49e95 19
phungductung 0:e87aa4c49e95 20 namespace mbed {
phungductung 0:e87aa4c49e95 21
phungductung 0:e87aa4c49e95 22 SPISlave::SPISlave(PinName mosi, PinName miso, PinName sclk, PinName ssel) :
phungductung 0:e87aa4c49e95 23 _spi(),
phungductung 0:e87aa4c49e95 24 _bits(8),
phungductung 0:e87aa4c49e95 25 _mode(0),
phungductung 0:e87aa4c49e95 26 _hz(1000000)
phungductung 0:e87aa4c49e95 27 {
phungductung 0:e87aa4c49e95 28 spi_init(&_spi, mosi, miso, sclk, ssel);
phungductung 0:e87aa4c49e95 29 spi_format(&_spi, _bits, _mode, 1);
phungductung 0:e87aa4c49e95 30 spi_frequency(&_spi, _hz);
phungductung 0:e87aa4c49e95 31 }
phungductung 0:e87aa4c49e95 32
phungductung 0:e87aa4c49e95 33 void SPISlave::format(int bits, int mode) {
phungductung 0:e87aa4c49e95 34 _bits = bits;
phungductung 0:e87aa4c49e95 35 _mode = mode;
phungductung 0:e87aa4c49e95 36 spi_format(&_spi, _bits, _mode, 1);
phungductung 0:e87aa4c49e95 37 }
phungductung 0:e87aa4c49e95 38
phungductung 0:e87aa4c49e95 39 void SPISlave::frequency(int hz) {
phungductung 0:e87aa4c49e95 40 _hz = hz;
phungductung 0:e87aa4c49e95 41 spi_frequency(&_spi, _hz);
phungductung 0:e87aa4c49e95 42 }
phungductung 0:e87aa4c49e95 43
phungductung 0:e87aa4c49e95 44 int SPISlave::receive(void) {
phungductung 0:e87aa4c49e95 45 return(spi_slave_receive(&_spi));
phungductung 0:e87aa4c49e95 46 }
phungductung 0:e87aa4c49e95 47
phungductung 0:e87aa4c49e95 48 int SPISlave::read(void) {
phungductung 0:e87aa4c49e95 49 return(spi_slave_read(&_spi));
phungductung 0:e87aa4c49e95 50 }
phungductung 0:e87aa4c49e95 51
phungductung 0:e87aa4c49e95 52 void SPISlave::reply(int value) {
phungductung 0:e87aa4c49e95 53 spi_slave_write(&_spi, value);
phungductung 0:e87aa4c49e95 54 }
phungductung 0:e87aa4c49e95 55
phungductung 0:e87aa4c49e95 56 } // namespace mbed
phungductung 0:e87aa4c49e95 57
phungductung 0:e87aa4c49e95 58 #endif