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Superseded

This library was superseded by mbed-dev - https://os.mbed.com/users/mbed_official/code/mbed-dev/.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

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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

common/pinmap_common.c@285:31249416b6f9, 2014-08-15 (annotated)

Committer:
mbed_official
Date:
Fri Aug 15 16:30:08 2014 +0100
Revision:
285:31249416b6f9
Parent:
251:de9a1e4ffd79
Child:
511:532f83b66a7f
Synchronized with git revision 601712595f49bbd2a2771c52cf3e84c9c7a591af



Full URL: https://github.com/mbedmicro/mbed/commit/601712595f49bbd2a2771c52cf3e84c9c7a591af/

Who changed what in which revision?

UserRevisionLine numberNew contents of line
emilmont 10:3bc89ef62ce7 1 /* mbed Microcontroller Library
emilmont 10:3bc89ef62ce7 2 * Copyright (c) 2006-2013 ARM Limited
emilmont 10:3bc89ef62ce7 3 *
emilmont 10:3bc89ef62ce7 4 * Licensed under the Apache License, Version 2.0 (the "License");
emilmont 10:3bc89ef62ce7 5 * you may not use this file except in compliance with the License.
emilmont 10:3bc89ef62ce7 6 * You may obtain a copy of the License at
emilmont 10:3bc89ef62ce7 7 *
emilmont 10:3bc89ef62ce7 8 * http://www.apache.org/licenses/LICENSE-2.0
emilmont 10:3bc89ef62ce7 9 *
emilmont 10:3bc89ef62ce7 10 * Unless required by applicable law or agreed to in writing, software
emilmont 10:3bc89ef62ce7 11 * distributed under the License is distributed on an "AS IS" BASIS,
emilmont 10:3bc89ef62ce7 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
emilmont 10:3bc89ef62ce7 13 * See the License for the specific language governing permissions and
emilmont 10:3bc89ef62ce7 14 * limitations under the License.
emilmont 10:3bc89ef62ce7 15 */
emilmont 10:3bc89ef62ce7 16 #include "pinmap.h"
mbed_official 285:31249416b6f9 17 #include "mbed_error.h"
emilmont 10:3bc89ef62ce7 18
emilmont 10:3bc89ef62ce7 19 void pinmap_pinout(PinName pin, const PinMap *map) {
mbed_official 227:7bd0639b8911 20 if (pin == NC)
mbed_official 227:7bd0639b8911 21 return;
emilmont 10:3bc89ef62ce7 22
emilmont 10:3bc89ef62ce7 23 while (map->pin != NC) {
emilmont 10:3bc89ef62ce7 24 if (map->pin == pin) {
emilmont 10:3bc89ef62ce7 25 pin_function(pin, map->function);
mbed_official 221:8276e3a4886f 26
emilmont 10:3bc89ef62ce7 27 pin_mode(pin, PullNone);
emilmont 10:3bc89ef62ce7 28 return;
emilmont 10:3bc89ef62ce7 29 }
emilmont 10:3bc89ef62ce7 30 map++;
emilmont 10:3bc89ef62ce7 31 }
emilmont 10:3bc89ef62ce7 32 error("could not pinout");
emilmont 10:3bc89ef62ce7 33 }
emilmont 10:3bc89ef62ce7 34
emilmont 10:3bc89ef62ce7 35 uint32_t pinmap_merge(uint32_t a, uint32_t b) {
emilmont 10:3bc89ef62ce7 36 // both are the same (inc both NC)
mbed_official 227:7bd0639b8911 37 if (a == b)
mbed_official 227:7bd0639b8911 38 return a;
emilmont 10:3bc89ef62ce7 39
emilmont 10:3bc89ef62ce7 40 // one (or both) is not connected
mbed_official 227:7bd0639b8911 41 if (a == (uint32_t)NC)
mbed_official 227:7bd0639b8911 42 return b;
mbed_official 227:7bd0639b8911 43 if (b == (uint32_t)NC)
mbed_official 227:7bd0639b8911 44 return a;
emilmont 10:3bc89ef62ce7 45
emilmont 10:3bc89ef62ce7 46 // mis-match error case
emilmont 10:3bc89ef62ce7 47 error("pinmap mis-match");
emilmont 10:3bc89ef62ce7 48 return (uint32_t)NC;
emilmont 10:3bc89ef62ce7 49 }
emilmont 10:3bc89ef62ce7 50
mbed_official 64:7b352733b00a 51 uint32_t pinmap_find_peripheral(PinName pin, const PinMap* map) {
emilmont 10:3bc89ef62ce7 52 while (map->pin != NC) {
emilmont 10:3bc89ef62ce7 53 if (map->pin == pin)
emilmont 10:3bc89ef62ce7 54 return map->peripheral;
emilmont 10:3bc89ef62ce7 55 map++;
emilmont 10:3bc89ef62ce7 56 }
emilmont 10:3bc89ef62ce7 57 return (uint32_t)NC;
emilmont 10:3bc89ef62ce7 58 }
mbed_official 64:7b352733b00a 59
mbed_official 64:7b352733b00a 60 uint32_t pinmap_peripheral(PinName pin, const PinMap* map) {
mbed_official 64:7b352733b00a 61 uint32_t peripheral = (uint32_t)NC;
mbed_official 64:7b352733b00a 62
mbed_official 64:7b352733b00a 63 if (pin == (PinName)NC)
mbed_official 64:7b352733b00a 64 return (uint32_t)NC;
mbed_official 64:7b352733b00a 65 peripheral = pinmap_find_peripheral(pin, map);
mbed_official 64:7b352733b00a 66 if ((uint32_t)NC == peripheral) // no mapping available
mbed_official 64:7b352733b00a 67 error("pinmap not found for peripheral");
mbed_official 64:7b352733b00a 68 return peripheral;
mbed_official 64:7b352733b00a 69 }