Modification of mbed-src library only for STM32F030F4, very cheap microcontroller in 20-Pin TSSOP package, with 16Kbytes of Flash and 4Kbytes of Ram. **Target for online compilator must be Nucleo 32F030R8.**
Dependents: STM32F031_blink_LED_2
pinmap_common.c
00001 /* mbed Microcontroller Library 00002 * Copyright (c) 2006-2013 ARM Limited 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 #include "pinmap.h" 00017 #include "mbed_error.h" 00018 00019 void pinmap_pinout(PinName pin, const PinMap *map) { 00020 if (pin == NC) 00021 return; 00022 00023 while (map->pin != NC) { 00024 if (map->pin == pin) { 00025 pin_function(pin, map->function); 00026 00027 pin_mode(pin, PullNone); 00028 return; 00029 } 00030 map++; 00031 } 00032 // error("could not pinout"); 00033 // STM32F030F4 for flash size save 00034 error(""); 00035 } 00036 00037 uint32_t pinmap_merge(uint32_t a, uint32_t b) { 00038 // both are the same (inc both NC) 00039 if (a == b) 00040 return a; 00041 00042 // one (or both) is not connected 00043 if (a == (uint32_t)NC) 00044 return b; 00045 if (b == (uint32_t)NC) 00046 return a; 00047 00048 // mis-match error case 00049 // error("pinmap mis-match"); 00050 // STM32F030F4 for flash size save 00051 error(""); 00052 return (uint32_t)NC; 00053 } 00054 00055 uint32_t pinmap_find_peripheral(PinName pin, const PinMap* map) { 00056 while (map->pin != NC) { 00057 if (map->pin == pin) 00058 return map->peripheral; 00059 map++; 00060 } 00061 return (uint32_t)NC; 00062 } 00063 00064 uint32_t pinmap_peripheral(PinName pin, const PinMap* map) { 00065 uint32_t peripheral = (uint32_t)NC; 00066 00067 if (pin == (PinName)NC) 00068 return (uint32_t)NC; 00069 peripheral = pinmap_find_peripheral(pin, map); 00070 if ((uint32_t)NC == peripheral) // no mapping available 00071 // error("pinmap not found for peripheral"); 00072 // STM32F030F4 for flash size save 00073 error(""); 00074 return peripheral; 00075 }
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