spinal cord / PokittoLib_

PokittoLib is the library needed for programming the Pokitto DIY game console (www.pokitto.com)

mbed-pokitto/common/SPISlave.cpp@5:ea7377f3d1af, 2017-10-11 (annotated)

Committer:
Pokitto
Date:
Wed Oct 11 20:35:27 2017 +0000
Revision:
5:ea7377f3d1af
Fixed PokittoLib. Includes a working custom mbed-src

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Pokitto 5:ea7377f3d1af 1 /* mbed Microcontroller Library
Pokitto 5:ea7377f3d1af 2 * Copyright (c) 2006-2013 ARM Limited
Pokitto 5:ea7377f3d1af 3 *
Pokitto 5:ea7377f3d1af 4 * Licensed under the Apache License, Version 2.0 (the "License");
Pokitto 5:ea7377f3d1af 5 * you may not use this file except in compliance with the License.
Pokitto 5:ea7377f3d1af 6 * You may obtain a copy of the License at
Pokitto 5:ea7377f3d1af 7 *
Pokitto 5:ea7377f3d1af 8 * http://www.apache.org/licenses/LICENSE-2.0
Pokitto 5:ea7377f3d1af 9 *
Pokitto 5:ea7377f3d1af 10 * Unless required by applicable law or agreed to in writing, software
Pokitto 5:ea7377f3d1af 11 * distributed under the License is distributed on an "AS IS" BASIS,
Pokitto 5:ea7377f3d1af 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
Pokitto 5:ea7377f3d1af 13 * See the License for the specific language governing permissions and
Pokitto 5:ea7377f3d1af 14 * limitations under the License.
Pokitto 5:ea7377f3d1af 15 */
Pokitto 5:ea7377f3d1af 16 #include "SPISlave.h"
Pokitto 5:ea7377f3d1af 17
Pokitto 5:ea7377f3d1af 18 #if DEVICE_SPISLAVE
Pokitto 5:ea7377f3d1af 19
Pokitto 5:ea7377f3d1af 20 namespace mbed {
Pokitto 5:ea7377f3d1af 21
Pokitto 5:ea7377f3d1af 22 SPISlave::SPISlave(PinName mosi, PinName miso, PinName sclk, PinName ssel) :
Pokitto 5:ea7377f3d1af 23 _spi(),
Pokitto 5:ea7377f3d1af 24 _bits(8),
Pokitto 5:ea7377f3d1af 25 _mode(0),
Pokitto 5:ea7377f3d1af 26 _hz(1000000)
Pokitto 5:ea7377f3d1af 27 {
Pokitto 5:ea7377f3d1af 28 spi_init(&_spi, mosi, miso, sclk, ssel);
Pokitto 5:ea7377f3d1af 29 spi_format(&_spi, _bits, _mode, 1);
Pokitto 5:ea7377f3d1af 30 spi_frequency(&_spi, _hz);
Pokitto 5:ea7377f3d1af 31 }
Pokitto 5:ea7377f3d1af 32
Pokitto 5:ea7377f3d1af 33 void SPISlave::format(int bits, int mode) {
Pokitto 5:ea7377f3d1af 34 _bits = bits;
Pokitto 5:ea7377f3d1af 35 _mode = mode;
Pokitto 5:ea7377f3d1af 36 spi_format(&_spi, _bits, _mode, 1);
Pokitto 5:ea7377f3d1af 37 }
Pokitto 5:ea7377f3d1af 38
Pokitto 5:ea7377f3d1af 39 void SPISlave::frequency(int hz) {
Pokitto 5:ea7377f3d1af 40 _hz = hz;
Pokitto 5:ea7377f3d1af 41 spi_frequency(&_spi, _hz);
Pokitto 5:ea7377f3d1af 42 }
Pokitto 5:ea7377f3d1af 43
Pokitto 5:ea7377f3d1af 44 int SPISlave::receive(void) {
Pokitto 5:ea7377f3d1af 45 return(spi_slave_receive(&_spi));
Pokitto 5:ea7377f3d1af 46 }
Pokitto 5:ea7377f3d1af 47
Pokitto 5:ea7377f3d1af 48 int SPISlave::read(void) {
Pokitto 5:ea7377f3d1af 49 return(spi_slave_read(&_spi));
Pokitto 5:ea7377f3d1af 50 }
Pokitto 5:ea7377f3d1af 51
Pokitto 5:ea7377f3d1af 52 void SPISlave::reply(int value) {
Pokitto 5:ea7377f3d1af 53 spi_slave_write(&_spi, value);
Pokitto 5:ea7377f3d1af 54 }
Pokitto 5:ea7377f3d1af 55
Pokitto 5:ea7377f3d1af 56 } // namespace mbed
Pokitto 5:ea7377f3d1af 57
Pokitto 5:ea7377f3d1af 58 #endif