mbed official / mbed-src

mbed library sources

Dependents:   Encrypted my_mbed lklk CyaSSL_DTLS_Cellular ... more

Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.

Development branch of the mbed library sources. This library is kept in synch with the latest changes from the mbed SDK and it is not guaranteed to work.

If you are looking for a stable and tested release, please import one of the official mbed library releases:

Import librarymbed

The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

Last commit 20 Feb 2019 by mbed official

targets/hal/TARGET_NXP/TARGET_LPC2460/pinmap.c@621:9c82b0f79f3d, 2015-09-11 (annotated)

Committer:
mbed_official
Date:
Fri Sep 11 09:30:09 2015 +0100
Revision:
621:9c82b0f79f3d
Parent:
554:edd95c0879f8 
Synchronized with git revision 6c1d63e069ab9bd86de92e8296ca783681257538



Full URL: https://github.com/mbedmicro/mbed/commit/6c1d63e069ab9bd86de92e8296ca783681257538/



ignore target files not supported by the yotta module

Who changed what in which revision?

UserRevisionLine numberNew contents of line
mbed_official 554:edd95c0879f8 1 /* mbed Microcontroller Library
mbed_official 554:edd95c0879f8 2 * Copyright (c) 2006-2015 ARM Limited
mbed_official 554:edd95c0879f8 3 *
mbed_official 554:edd95c0879f8 4 * Licensed under the Apache License, Version 2.0 (the "License");
mbed_official 554:edd95c0879f8 5 * you may not use this file except in compliance with the License.
mbed_official 554:edd95c0879f8 6 * You may obtain a copy of the License at
mbed_official 554:edd95c0879f8 7 *
mbed_official 554:edd95c0879f8 8 * http://www.apache.org/licenses/LICENSE-2.0
mbed_official 554:edd95c0879f8 9 *
mbed_official 554:edd95c0879f8 10 * Unless required by applicable law or agreed to in writing, software
mbed_official 554:edd95c0879f8 11 * distributed under the License is distributed on an "AS IS" BASIS,
mbed_official 554:edd95c0879f8 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
mbed_official 554:edd95c0879f8 13 * See the License for the specific language governing permissions and
mbed_official 554:edd95c0879f8 14 * limitations under the License.
mbed_official 554:edd95c0879f8 15 */
mbed_official 554:edd95c0879f8 16 #include "mbed_assert.h"
mbed_official 554:edd95c0879f8 17 #include "pinmap.h"
mbed_official 554:edd95c0879f8 18 #include "mbed_error.h"
mbed_official 554:edd95c0879f8 19
mbed_official 554:edd95c0879f8 20 void pin_function(PinName pin, int function) {
mbed_official 554:edd95c0879f8 21 MBED_ASSERT(pin != (PinName)NC);
mbed_official 554:edd95c0879f8 22
mbed_official 554:edd95c0879f8 23 uint32_t pin_number = (uint32_t)pin - (uint32_t)P0_0;
mbed_official 554:edd95c0879f8 24 int index = pin_number >> 4;
mbed_official 554:edd95c0879f8 25 int offset = (pin_number & 0xF) << 1;
mbed_official 554:edd95c0879f8 26
mbed_official 554:edd95c0879f8 27 PINCONARRAY->PINSEL[index] &= ~(0x3 << offset);
mbed_official 554:edd95c0879f8 28 PINCONARRAY->PINSEL[index] |= function << offset;
mbed_official 554:edd95c0879f8 29 }
mbed_official 554:edd95c0879f8 30
mbed_official 554:edd95c0879f8 31 void pin_mode(PinName pin, PinMode mode) {
mbed_official 554:edd95c0879f8 32 MBED_ASSERT((pin != (PinName)NC) && (mode != OpenDrain));
mbed_official 554:edd95c0879f8 33
mbed_official 554:edd95c0879f8 34 uint32_t pin_number = (uint32_t)pin - (uint32_t)P0_0;
mbed_official 554:edd95c0879f8 35 int index = pin_number >> 5;
mbed_official 554:edd95c0879f8 36 int offset = pin_number & 0x1F;
mbed_official 554:edd95c0879f8 37 uint32_t drain = ((uint32_t) mode & (uint32_t) OpenDrain) >> 2;
mbed_official 554:edd95c0879f8 38
mbed_official 554:edd95c0879f8 39 if (!drain) {
mbed_official 554:edd95c0879f8 40 index = pin_number >> 4;
mbed_official 554:edd95c0879f8 41 offset = (pin_number & 0xF) << 1;
mbed_official 554:edd95c0879f8 42
mbed_official 554:edd95c0879f8 43 PINCONARRAY->PINMODE[index] &= ~(0x3 << offset);
mbed_official 554:edd95c0879f8 44 PINCONARRAY->PINMODE[index] |= (uint32_t)mode << offset;
mbed_official 554:edd95c0879f8 45 }
mbed_official 554:edd95c0879f8 46 }