MacroRat / MouseCode

Mouse code for the MacroRat

Dependencies:   ITG3200 QEI

mbed-dev/hal/mbed_pinmap_common.c@45:8b0bee6baf38, 2017-06-02 (annotated)

Committer:
sahilmgandhi
Date:
Fri Jun 02 19:35:26 2017 +0000
Revision:
45:8b0bee6baf38
Parent:
18:6a4db94011d3 
Final CAMM AAMC Working Code

Who changed what in which revision?

UserRevisionLine numberNew contents of line
sahilmgandhi 18:6a4db94011d3 1 /* mbed Microcontroller Library
sahilmgandhi 18:6a4db94011d3 2 * Copyright (c) 2006-2013 ARM Limited
sahilmgandhi 18:6a4db94011d3 3 *
sahilmgandhi 18:6a4db94011d3 4 * Licensed under the Apache License, Version 2.0 (the "License");
sahilmgandhi 18:6a4db94011d3 5 * you may not use this file except in compliance with the License.
sahilmgandhi 18:6a4db94011d3 6 * You may obtain a copy of the License at
sahilmgandhi 18:6a4db94011d3 7 *
sahilmgandhi 18:6a4db94011d3 8 * http://www.apache.org/licenses/LICENSE-2.0
sahilmgandhi 18:6a4db94011d3 9 *
sahilmgandhi 18:6a4db94011d3 10 * Unless required by applicable law or agreed to in writing, software
sahilmgandhi 18:6a4db94011d3 11 * distributed under the License is distributed on an "AS IS" BASIS,
sahilmgandhi 18:6a4db94011d3 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
sahilmgandhi 18:6a4db94011d3 13 * See the License for the specific language governing permissions and
sahilmgandhi 18:6a4db94011d3 14 * limitations under the License.
sahilmgandhi 18:6a4db94011d3 15 */
sahilmgandhi 18:6a4db94011d3 16 #include "hal/pinmap.h"
sahilmgandhi 18:6a4db94011d3 17 #include "platform/mbed_error.h"
sahilmgandhi 18:6a4db94011d3 18
sahilmgandhi 18:6a4db94011d3 19 void pinmap_pinout(PinName pin, const PinMap *map) {
sahilmgandhi 18:6a4db94011d3 20 if (pin == NC)
sahilmgandhi 18:6a4db94011d3 21 return;
sahilmgandhi 18:6a4db94011d3 22
sahilmgandhi 18:6a4db94011d3 23 while (map->pin != NC) {
sahilmgandhi 18:6a4db94011d3 24 if (map->pin == pin) {
sahilmgandhi 18:6a4db94011d3 25 pin_function(pin, map->function);
sahilmgandhi 18:6a4db94011d3 26
sahilmgandhi 18:6a4db94011d3 27 pin_mode(pin, PullNone);
sahilmgandhi 18:6a4db94011d3 28 return;
sahilmgandhi 18:6a4db94011d3 29 }
sahilmgandhi 18:6a4db94011d3 30 map++;
sahilmgandhi 18:6a4db94011d3 31 }
sahilmgandhi 18:6a4db94011d3 32 error("could not pinout");
sahilmgandhi 18:6a4db94011d3 33 }
sahilmgandhi 18:6a4db94011d3 34
sahilmgandhi 18:6a4db94011d3 35 uint32_t pinmap_merge(uint32_t a, uint32_t b) {
sahilmgandhi 18:6a4db94011d3 36 // both are the same (inc both NC)
sahilmgandhi 18:6a4db94011d3 37 if (a == b)
sahilmgandhi 18:6a4db94011d3 38 return a;
sahilmgandhi 18:6a4db94011d3 39
sahilmgandhi 18:6a4db94011d3 40 // one (or both) is not connected
sahilmgandhi 18:6a4db94011d3 41 if (a == (uint32_t)NC)
sahilmgandhi 18:6a4db94011d3 42 return b;
sahilmgandhi 18:6a4db94011d3 43 if (b == (uint32_t)NC)
sahilmgandhi 18:6a4db94011d3 44 return a;
sahilmgandhi 18:6a4db94011d3 45
sahilmgandhi 18:6a4db94011d3 46 // mis-match error case
sahilmgandhi 18:6a4db94011d3 47 error("pinmap mis-match");
sahilmgandhi 18:6a4db94011d3 48 return (uint32_t)NC;
sahilmgandhi 18:6a4db94011d3 49 }
sahilmgandhi 18:6a4db94011d3 50
sahilmgandhi 18:6a4db94011d3 51 uint32_t pinmap_find_peripheral(PinName pin, const PinMap* map) {
sahilmgandhi 18:6a4db94011d3 52 while (map->pin != NC) {
sahilmgandhi 18:6a4db94011d3 53 if (map->pin == pin)
sahilmgandhi 18:6a4db94011d3 54 return map->peripheral;
sahilmgandhi 18:6a4db94011d3 55 map++;
sahilmgandhi 18:6a4db94011d3 56 }
sahilmgandhi 18:6a4db94011d3 57 return (uint32_t)NC;
sahilmgandhi 18:6a4db94011d3 58 }
sahilmgandhi 18:6a4db94011d3 59
sahilmgandhi 18:6a4db94011d3 60 uint32_t pinmap_peripheral(PinName pin, const PinMap* map) {
sahilmgandhi 18:6a4db94011d3 61 uint32_t peripheral = (uint32_t)NC;
sahilmgandhi 18:6a4db94011d3 62
sahilmgandhi 18:6a4db94011d3 63 if (pin == (PinName)NC)
sahilmgandhi 18:6a4db94011d3 64 return (uint32_t)NC;
sahilmgandhi 18:6a4db94011d3 65 peripheral = pinmap_find_peripheral(pin, map);
sahilmgandhi 18:6a4db94011d3 66 if ((uint32_t)NC == peripheral) // no mapping available
sahilmgandhi 18:6a4db94011d3 67 error("pinmap not found for peripheral");
sahilmgandhi 18:6a4db94011d3 68 return peripheral;
sahilmgandhi 18:6a4db94011d3 69 }
sahilmgandhi 18:6a4db94011d3 70
sahilmgandhi 18:6a4db94011d3 71 uint32_t pinmap_find_function(PinName pin, const PinMap* map) {
sahilmgandhi 18:6a4db94011d3 72 while (map->pin != NC) {
sahilmgandhi 18:6a4db94011d3 73 if (map->pin == pin)
sahilmgandhi 18:6a4db94011d3 74 return map->function;
sahilmgandhi 18:6a4db94011d3 75 map++;
sahilmgandhi 18:6a4db94011d3 76 }
sahilmgandhi 18:6a4db94011d3 77 return (uint32_t)NC;
sahilmgandhi 18:6a4db94011d3 78 }
sahilmgandhi 18:6a4db94011d3 79
sahilmgandhi 18:6a4db94011d3 80 uint32_t pinmap_function(PinName pin, const PinMap* map) {
sahilmgandhi 18:6a4db94011d3 81 uint32_t function = (uint32_t)NC;
sahilmgandhi 18:6a4db94011d3 82
sahilmgandhi 18:6a4db94011d3 83 if (pin == (PinName)NC)
sahilmgandhi 18:6a4db94011d3 84 return (uint32_t)NC;
sahilmgandhi 18:6a4db94011d3 85 function = pinmap_find_function(pin, map);
sahilmgandhi 18:6a4db94011d3 86 if ((uint32_t)NC == function) // no mapping available
sahilmgandhi 18:6a4db94011d3 87 error("pinmap not found for function");
sahilmgandhi 18:6a4db94011d3 88 return function;
sahilmgandhi 18:6a4db94011d3 89 }