mbed library sources. Supersedes mbed-src.
Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more
SPISlave.cpp
00001 /* mbed Microcontroller Library 00002 * Copyright (c) 2006-2013 ARM Limited 00003 * SPDX-License-Identifier: Apache-2.0 00004 * 00005 * Licensed under the Apache License, Version 2.0 (the "License"); 00006 * you may not use this file except in compliance with the License. 00007 * You may obtain a copy of the License at 00008 * 00009 * http://www.apache.org/licenses/LICENSE-2.0 00010 * 00011 * Unless required by applicable law or agreed to in writing, software 00012 * distributed under the License is distributed on an "AS IS" BASIS, 00013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00014 * See the License for the specific language governing permissions and 00015 * limitations under the License. 00016 */ 00017 #include "drivers/SPISlave.h" 00018 00019 #if DEVICE_SPISLAVE 00020 00021 namespace mbed { 00022 00023 SPISlave::SPISlave(PinName mosi, PinName miso, PinName sclk, PinName ssel) : 00024 _spi(), 00025 _bits(8), 00026 _mode(0), 00027 _hz(1000000) 00028 { 00029 spi_init(&_spi, mosi, miso, sclk, ssel); 00030 spi_format(&_spi, _bits, _mode, 1); 00031 spi_frequency(&_spi, _hz); 00032 } 00033 00034 void SPISlave::format(int bits, int mode) 00035 { 00036 _bits = bits; 00037 _mode = mode; 00038 spi_format(&_spi, _bits, _mode, 1); 00039 } 00040 00041 void SPISlave::frequency(int hz) 00042 { 00043 _hz = hz; 00044 spi_frequency(&_spi, _hz); 00045 } 00046 00047 int SPISlave::receive(void) 00048 { 00049 return (spi_slave_receive(&_spi)); 00050 } 00051 00052 int SPISlave::read(void) 00053 { 00054 return (spi_slave_read(&_spi)); 00055 } 00056 00057 void SPISlave::reply(int value) 00058 { 00059 spi_slave_write(&_spi, value); 00060 } 00061 00062 } // namespace mbed 00063 00064 #endif
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