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targets/TARGET_Atmel/TARGET_SAM_CortexM4/pinmap.c@178:c26431f84b0d, 2017-11-09 (annotated)
- Committer:
- amithy
- Date:
- Thu Nov 09 22:14:37 2017 +0000
- Revision:
- 178:c26431f84b0d
- Parent:
- 149:156823d33999
test export
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 107:414e9c822e99 | 1 | /* mbed Microcontroller Library |
mbed_official | 107:414e9c822e99 | 2 | * Copyright (c) 2006-2015 ARM Limited |
mbed_official | 107:414e9c822e99 | 3 | * |
mbed_official | 107:414e9c822e99 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
mbed_official | 107:414e9c822e99 | 5 | * you may not use this file except in compliance with the License. |
mbed_official | 107:414e9c822e99 | 6 | * You may obtain a copy of the License at |
mbed_official | 107:414e9c822e99 | 7 | * |
mbed_official | 107:414e9c822e99 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
mbed_official | 107:414e9c822e99 | 9 | * |
mbed_official | 107:414e9c822e99 | 10 | * Unless required by applicable law or agreed to in writing, software |
mbed_official | 107:414e9c822e99 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
mbed_official | 107:414e9c822e99 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mbed_official | 107:414e9c822e99 | 13 | * See the License for the specific language governing permissions and |
mbed_official | 107:414e9c822e99 | 14 | * limitations under the License. |
mbed_official | 107:414e9c822e99 | 15 | */ |
mbed_official | 107:414e9c822e99 | 16 | #include <stddef.h> |
mbed_official | 107:414e9c822e99 | 17 | |
mbed_official | 107:414e9c822e99 | 18 | #include "cmsis.h" |
mbed_official | 107:414e9c822e99 | 19 | #include "mbed_assert.h" |
mbed_official | 107:414e9c822e99 | 20 | #include "compiler.h" |
mbed_official | 107:414e9c822e99 | 21 | |
mbed_official | 107:414e9c822e99 | 22 | #include "pinmap.h" |
mbed_official | 107:414e9c822e99 | 23 | #include "ioport.h" |
mbed_official | 107:414e9c822e99 | 24 | |
mbed_official | 107:414e9c822e99 | 25 | /** Change the MUX padding of input pin |
mbed_official | 107:414e9c822e99 | 26 | * |
mbed_official | 107:414e9c822e99 | 27 | * Configure the pin for specific module |
mbed_official | 107:414e9c822e99 | 28 | * @param[in] pin Pin name whose MUX padding is to be changed |
mbed_official | 107:414e9c822e99 | 29 | * @param[in] function The MUX mode to be selected |
mbed_official | 107:414e9c822e99 | 30 | * @return void |
mbed_official | 107:414e9c822e99 | 31 | */ |
mbed_official | 107:414e9c822e99 | 32 | void pin_function(PinName pin, int function) |
mbed_official | 107:414e9c822e99 | 33 | { |
mbed_official | 107:414e9c822e99 | 34 | MBED_ASSERT(pin != (PinName)NC); |
mbed_official | 107:414e9c822e99 | 35 | ioport_set_pin_mode(pin, function); |
mbed_official | 107:414e9c822e99 | 36 | } |
mbed_official | 107:414e9c822e99 | 37 | |
mbed_official | 107:414e9c822e99 | 38 | /** Change the pin pull mode |
mbed_official | 107:414e9c822e99 | 39 | * |
mbed_official | 107:414e9c822e99 | 40 | * Configure the pin pull mode |
mbed_official | 107:414e9c822e99 | 41 | * @param[in] pin Pin name whose MUX padding is to be changed |
mbed_official | 107:414e9c822e99 | 42 | * @param[in] mode Pin pull mode to be set |
mbed_official | 107:414e9c822e99 | 43 | * @return void |
mbed_official | 107:414e9c822e99 | 44 | */ |
mbed_official | 107:414e9c822e99 | 45 | void pin_mode(PinName pin, PinMode mode) |
mbed_official | 107:414e9c822e99 | 46 | { |
mbed_official | 107:414e9c822e99 | 47 | MBED_ASSERT(pin != (PinName)NC); |
mbed_official | 107:414e9c822e99 | 48 | if (mode == PullUp) { |
mbed_official | 107:414e9c822e99 | 49 | ioport_set_pin_mode(pin, IOPORT_MODE_PULLUP); |
mbed_official | 107:414e9c822e99 | 50 | } else if (mode == PullDown) { |
mbed_official | 107:414e9c822e99 | 51 | ioport_set_pin_mode(pin, IOPORT_MODE_PULLDOWN); |
mbed_official | 107:414e9c822e99 | 52 | } else { |
mbed_official | 107:414e9c822e99 | 53 | ioport_set_pin_mode(pin, IOPORT_MODE_OPEN_DRAIN); |
mbed_official | 107:414e9c822e99 | 54 | } |
mbed_official | 107:414e9c822e99 | 55 | } |