Thomas Lyp / DevLibMemoryController

Initial commit

Dependencies:   FastPWM

mbed-dev-master/drivers/SPISlave.cpp@0:bb348c97df44, 2020-09-16 (annotated)

Committer:
lypinator
Date:
Wed Sep 16 01:11:49 2020 +0000
Revision:
0:bb348c97df44
Added PWM

Who changed what in which revision?

UserRevisionLine numberNew contents of line
lypinator 0:bb348c97df44 1 /* mbed Microcontroller Library
lypinator 0:bb348c97df44 2 * Copyright (c) 2006-2013 ARM Limited
lypinator 0:bb348c97df44 3 *
lypinator 0:bb348c97df44 4 * Licensed under the Apache License, Version 2.0 (the "License");
lypinator 0:bb348c97df44 5 * you may not use this file except in compliance with the License.
lypinator 0:bb348c97df44 6 * You may obtain a copy of the License at
lypinator 0:bb348c97df44 7 *
lypinator 0:bb348c97df44 8 * http://www.apache.org/licenses/LICENSE-2.0
lypinator 0:bb348c97df44 9 *
lypinator 0:bb348c97df44 10 * Unless required by applicable law or agreed to in writing, software
lypinator 0:bb348c97df44 11 * distributed under the License is distributed on an "AS IS" BASIS,
lypinator 0:bb348c97df44 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
lypinator 0:bb348c97df44 13 * See the License for the specific language governing permissions and
lypinator 0:bb348c97df44 14 * limitations under the License.
lypinator 0:bb348c97df44 15 */
lypinator 0:bb348c97df44 16 #include "drivers/SPISlave.h"
lypinator 0:bb348c97df44 17
lypinator 0:bb348c97df44 18 #if DEVICE_SPISLAVE
lypinator 0:bb348c97df44 19
lypinator 0:bb348c97df44 20 namespace mbed {
lypinator 0:bb348c97df44 21
lypinator 0:bb348c97df44 22 SPISlave::SPISlave(PinName mosi, PinName miso, PinName sclk, PinName ssel) :
lypinator 0:bb348c97df44 23 _spi(),
lypinator 0:bb348c97df44 24 _bits(8),
lypinator 0:bb348c97df44 25 _mode(0),
lypinator 0:bb348c97df44 26 _hz(1000000)
lypinator 0:bb348c97df44 27 {
lypinator 0:bb348c97df44 28 spi_init(&_spi, mosi, miso, sclk, ssel);
lypinator 0:bb348c97df44 29 spi_format(&_spi, _bits, _mode, 1);
lypinator 0:bb348c97df44 30 spi_frequency(&_spi, _hz);
lypinator 0:bb348c97df44 31 }
lypinator 0:bb348c97df44 32
lypinator 0:bb348c97df44 33 void SPISlave::format(int bits, int mode)
lypinator 0:bb348c97df44 34 {
lypinator 0:bb348c97df44 35 _bits = bits;
lypinator 0:bb348c97df44 36 _mode = mode;
lypinator 0:bb348c97df44 37 spi_format(&_spi, _bits, _mode, 1);
lypinator 0:bb348c97df44 38 }
lypinator 0:bb348c97df44 39
lypinator 0:bb348c97df44 40 void SPISlave::frequency(int hz)
lypinator 0:bb348c97df44 41 {
lypinator 0:bb348c97df44 42 _hz = hz;
lypinator 0:bb348c97df44 43 spi_frequency(&_spi, _hz);
lypinator 0:bb348c97df44 44 }
lypinator 0:bb348c97df44 45
lypinator 0:bb348c97df44 46 int SPISlave::receive(void)
lypinator 0:bb348c97df44 47 {
lypinator 0:bb348c97df44 48 return (spi_slave_receive(&_spi));
lypinator 0:bb348c97df44 49 }
lypinator 0:bb348c97df44 50
lypinator 0:bb348c97df44 51 int SPISlave::read(void)
lypinator 0:bb348c97df44 52 {
lypinator 0:bb348c97df44 53 return (spi_slave_read(&_spi));
lypinator 0:bb348c97df44 54 }
lypinator 0:bb348c97df44 55
lypinator 0:bb348c97df44 56 void SPISlave::reply(int value)
lypinator 0:bb348c97df44 57 {
lypinator 0:bb348c97df44 58 spi_slave_write(&_spi, value);
lypinator 0:bb348c97df44 59 }
lypinator 0:bb348c97df44 60
lypinator 0:bb348c97df44 61 } // namespace mbed
lypinator 0:bb348c97df44 62
lypinator 0:bb348c97df44 63 #endif