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mbed_src_STM32F7/common/SPISlave.cpp@1:bb146d5fe9aa, 2018-10-23 (annotated)
- Committer:
- MikamiUitOpen
- Date:
- Tue Oct 23 11:51:47 2018 +0000
- Revision:
- 1:bb146d5fe9aa
- Parent:
- 0:f62ffd3644bf
2
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
MikamiUitOpen | 0:f62ffd3644bf | 1 | /* mbed Microcontroller Library |
MikamiUitOpen | 0:f62ffd3644bf | 2 | * Copyright (c) 2006-2013 ARM Limited |
MikamiUitOpen | 0:f62ffd3644bf | 3 | * |
MikamiUitOpen | 0:f62ffd3644bf | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
MikamiUitOpen | 0:f62ffd3644bf | 5 | * you may not use this file except in compliance with the License. |
MikamiUitOpen | 0:f62ffd3644bf | 6 | * You may obtain a copy of the License at |
MikamiUitOpen | 0:f62ffd3644bf | 7 | * |
MikamiUitOpen | 0:f62ffd3644bf | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
MikamiUitOpen | 0:f62ffd3644bf | 9 | * |
MikamiUitOpen | 0:f62ffd3644bf | 10 | * Unless required by applicable law or agreed to in writing, software |
MikamiUitOpen | 0:f62ffd3644bf | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
MikamiUitOpen | 0:f62ffd3644bf | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
MikamiUitOpen | 0:f62ffd3644bf | 13 | * See the License for the specific language governing permissions and |
MikamiUitOpen | 0:f62ffd3644bf | 14 | * limitations under the License. |
MikamiUitOpen | 0:f62ffd3644bf | 15 | */ |
MikamiUitOpen | 0:f62ffd3644bf | 16 | #include "SPISlave.h" |
MikamiUitOpen | 0:f62ffd3644bf | 17 | |
MikamiUitOpen | 0:f62ffd3644bf | 18 | #if DEVICE_SPISLAVE |
MikamiUitOpen | 0:f62ffd3644bf | 19 | |
MikamiUitOpen | 0:f62ffd3644bf | 20 | namespace mbed { |
MikamiUitOpen | 0:f62ffd3644bf | 21 | |
MikamiUitOpen | 0:f62ffd3644bf | 22 | SPISlave::SPISlave(PinName mosi, PinName miso, PinName sclk, PinName ssel) : |
MikamiUitOpen | 0:f62ffd3644bf | 23 | _spi(), |
MikamiUitOpen | 0:f62ffd3644bf | 24 | _bits(8), |
MikamiUitOpen | 0:f62ffd3644bf | 25 | _mode(0), |
MikamiUitOpen | 0:f62ffd3644bf | 26 | _hz(1000000) |
MikamiUitOpen | 0:f62ffd3644bf | 27 | { |
MikamiUitOpen | 0:f62ffd3644bf | 28 | spi_init(&_spi, mosi, miso, sclk, ssel); |
MikamiUitOpen | 0:f62ffd3644bf | 29 | spi_format(&_spi, _bits, _mode, 1); |
MikamiUitOpen | 0:f62ffd3644bf | 30 | spi_frequency(&_spi, _hz); |
MikamiUitOpen | 0:f62ffd3644bf | 31 | } |
MikamiUitOpen | 0:f62ffd3644bf | 32 | |
MikamiUitOpen | 0:f62ffd3644bf | 33 | void SPISlave::format(int bits, int mode) { |
MikamiUitOpen | 0:f62ffd3644bf | 34 | _bits = bits; |
MikamiUitOpen | 0:f62ffd3644bf | 35 | _mode = mode; |
MikamiUitOpen | 0:f62ffd3644bf | 36 | spi_format(&_spi, _bits, _mode, 1); |
MikamiUitOpen | 0:f62ffd3644bf | 37 | } |
MikamiUitOpen | 0:f62ffd3644bf | 38 | |
MikamiUitOpen | 0:f62ffd3644bf | 39 | void SPISlave::frequency(int hz) { |
MikamiUitOpen | 0:f62ffd3644bf | 40 | _hz = hz; |
MikamiUitOpen | 0:f62ffd3644bf | 41 | spi_frequency(&_spi, _hz); |
MikamiUitOpen | 0:f62ffd3644bf | 42 | } |
MikamiUitOpen | 0:f62ffd3644bf | 43 | |
MikamiUitOpen | 0:f62ffd3644bf | 44 | int SPISlave::receive(void) { |
MikamiUitOpen | 0:f62ffd3644bf | 45 | return(spi_slave_receive(&_spi)); |
MikamiUitOpen | 0:f62ffd3644bf | 46 | } |
MikamiUitOpen | 0:f62ffd3644bf | 47 | |
MikamiUitOpen | 0:f62ffd3644bf | 48 | int SPISlave::read(void) { |
MikamiUitOpen | 0:f62ffd3644bf | 49 | return(spi_slave_read(&_spi)); |
MikamiUitOpen | 0:f62ffd3644bf | 50 | } |
MikamiUitOpen | 0:f62ffd3644bf | 51 | |
MikamiUitOpen | 0:f62ffd3644bf | 52 | void SPISlave::reply(int value) { |
MikamiUitOpen | 0:f62ffd3644bf | 53 | spi_slave_write(&_spi, value); |
MikamiUitOpen | 0:f62ffd3644bf | 54 | } |
MikamiUitOpen | 0:f62ffd3644bf | 55 | |
MikamiUitOpen | 0:f62ffd3644bf | 56 | } // namespace mbed |
MikamiUitOpen | 0:f62ffd3644bf | 57 | |
MikamiUitOpen | 0:f62ffd3644bf | 58 | #endif |