mbed-os
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targets/TARGET_NORDIC/TARGET_NRF5/pinmap.c@1:3deb71413561, 2017-07-20 (annotated)
- Committer:
- xuaner
- Date:
- Thu Jul 20 14:26:57 2017 +0000
- Revision:
- 1:3deb71413561
- Parent:
- 0:f269e3021894
mbed_os
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
elessair | 0:f269e3021894 | 1 | /* mbed Microcontroller Library |
elessair | 0:f269e3021894 | 2 | * Copyright (c) 2006-2013 ARM Limited |
elessair | 0:f269e3021894 | 3 | * |
elessair | 0:f269e3021894 | 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
elessair | 0:f269e3021894 | 5 | * you may not use this file except in compliance with the License. |
elessair | 0:f269e3021894 | 6 | * You may obtain a copy of the License at |
elessair | 0:f269e3021894 | 7 | * |
elessair | 0:f269e3021894 | 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
elessair | 0:f269e3021894 | 9 | * |
elessair | 0:f269e3021894 | 10 | * Unless required by applicable law or agreed to in writing, software |
elessair | 0:f269e3021894 | 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
elessair | 0:f269e3021894 | 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
elessair | 0:f269e3021894 | 13 | * See the License for the specific language governing permissions and |
elessair | 0:f269e3021894 | 14 | * limitations under the License. |
elessair | 0:f269e3021894 | 15 | */ |
elessair | 0:f269e3021894 | 16 | #include "mbed_assert.h" |
elessair | 0:f269e3021894 | 17 | #include "mbed_error.h" |
elessair | 0:f269e3021894 | 18 | #include "pinmap.h" |
elessair | 0:f269e3021894 | 19 | |
elessair | 0:f269e3021894 | 20 | void pin_function(PinName pin, int function) |
elessair | 0:f269e3021894 | 21 | { |
elessair | 0:f269e3021894 | 22 | /* Avoid compiler warnings */ |
elessair | 0:f269e3021894 | 23 | (void) pin; |
elessair | 0:f269e3021894 | 24 | (void) function; |
elessair | 0:f269e3021894 | 25 | } |
elessair | 0:f269e3021894 | 26 | |
elessair | 0:f269e3021894 | 27 | void pin_mode(PinName pin, PinMode mode) |
elessair | 0:f269e3021894 | 28 | { |
elessair | 0:f269e3021894 | 29 | MBED_ASSERT(pin != (PinName)NC); |
elessair | 0:f269e3021894 | 30 | |
elessair | 0:f269e3021894 | 31 | uint32_t pin_number = (uint32_t)pin; |
elessair | 0:f269e3021894 | 32 | |
elessair | 0:f269e3021894 | 33 | NRF_GPIO->PIN_CNF[pin_number] &= ~GPIO_PIN_CNF_PULL_Msk; |
elessair | 0:f269e3021894 | 34 | NRF_GPIO->PIN_CNF[pin_number] |= (mode << GPIO_PIN_CNF_PULL_Pos); |
elessair | 0:f269e3021894 | 35 | } |