Milen Pavlov / XRange_mbed_src

Mbed SDK for XRange SX1272 LoRa module

Dependents:   XRangePingPong XRange-LoRaWAN-lmic-app lora-transceiver

SX1272 LoRa RF module

https://www.netblocks.eu/xrange-sx1272-lora-datasheet/

common/pinmap_common.c@339:ac6f3fd999f3, 2016-01-07 (annotated)

Committer:
netblocks
Date:
Thu Jan 07 13:01:25 2016 +0000
Revision:
339:ac6f3fd999f3
Parent:
336:1e18a06a987b 
HSE_VALUE set for XTAL 16Mhz

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dudmuck 336:1e18a06a987b 1 /* mbed Microcontroller Library
dudmuck 336:1e18a06a987b 2 * Copyright (c) 2006-2013 ARM Limited
dudmuck 336:1e18a06a987b 3 *
dudmuck 336:1e18a06a987b 4 * Licensed under the Apache License, Version 2.0 (the "License");
dudmuck 336:1e18a06a987b 5 * you may not use this file except in compliance with the License.
dudmuck 336:1e18a06a987b 6 * You may obtain a copy of the License at
dudmuck 336:1e18a06a987b 7 *
dudmuck 336:1e18a06a987b 8 * http://www.apache.org/licenses/LICENSE-2.0
dudmuck 336:1e18a06a987b 9 *
dudmuck 336:1e18a06a987b 10 * Unless required by applicable law or agreed to in writing, software
dudmuck 336:1e18a06a987b 11 * distributed under the License is distributed on an "AS IS" BASIS,
dudmuck 336:1e18a06a987b 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
dudmuck 336:1e18a06a987b 13 * See the License for the specific language governing permissions and
dudmuck 336:1e18a06a987b 14 * limitations under the License.
dudmuck 336:1e18a06a987b 15 */
dudmuck 336:1e18a06a987b 16 #include "pinmap.h"
dudmuck 336:1e18a06a987b 17 #include "mbed_error.h"
dudmuck 336:1e18a06a987b 18
dudmuck 336:1e18a06a987b 19 void pinmap_pinout(PinName pin, const PinMap *map) {
dudmuck 336:1e18a06a987b 20 if (pin == NC)
dudmuck 336:1e18a06a987b 21 return;
dudmuck 336:1e18a06a987b 22
dudmuck 336:1e18a06a987b 23 while (map->pin != NC) {
dudmuck 336:1e18a06a987b 24 if (map->pin == pin) {
dudmuck 336:1e18a06a987b 25 pin_function(pin, map->function);
dudmuck 336:1e18a06a987b 26
dudmuck 336:1e18a06a987b 27 pin_mode(pin, PullNone);
dudmuck 336:1e18a06a987b 28 return;
dudmuck 336:1e18a06a987b 29 }
dudmuck 336:1e18a06a987b 30 map++;
dudmuck 336:1e18a06a987b 31 }
dudmuck 336:1e18a06a987b 32 error("could not pinout");
dudmuck 336:1e18a06a987b 33 }
dudmuck 336:1e18a06a987b 34
dudmuck 336:1e18a06a987b 35 uint32_t pinmap_merge(uint32_t a, uint32_t b) {
dudmuck 336:1e18a06a987b 36 // both are the same (inc both NC)
dudmuck 336:1e18a06a987b 37 if (a == b)
dudmuck 336:1e18a06a987b 38 return a;
dudmuck 336:1e18a06a987b 39
dudmuck 336:1e18a06a987b 40 // one (or both) is not connected
dudmuck 336:1e18a06a987b 41 if (a == (uint32_t)NC)
dudmuck 336:1e18a06a987b 42 return b;
dudmuck 336:1e18a06a987b 43 if (b == (uint32_t)NC)
dudmuck 336:1e18a06a987b 44 return a;
dudmuck 336:1e18a06a987b 45
dudmuck 336:1e18a06a987b 46 // mis-match error case
dudmuck 336:1e18a06a987b 47 error("pinmap mis-match");
dudmuck 336:1e18a06a987b 48 return (uint32_t)NC;
dudmuck 336:1e18a06a987b 49 }
dudmuck 336:1e18a06a987b 50
dudmuck 336:1e18a06a987b 51 uint32_t pinmap_find_peripheral(PinName pin, const PinMap* map) {
dudmuck 336:1e18a06a987b 52 while (map->pin != NC) {
dudmuck 336:1e18a06a987b 53 if (map->pin == pin)
dudmuck 336:1e18a06a987b 54 return map->peripheral;
dudmuck 336:1e18a06a987b 55 map++;
dudmuck 336:1e18a06a987b 56 }
dudmuck 336:1e18a06a987b 57 return (uint32_t)NC;
dudmuck 336:1e18a06a987b 58 }
dudmuck 336:1e18a06a987b 59
dudmuck 336:1e18a06a987b 60 uint32_t pinmap_peripheral(PinName pin, const PinMap* map) {
dudmuck 336:1e18a06a987b 61 uint32_t peripheral = (uint32_t)NC;
dudmuck 336:1e18a06a987b 62
dudmuck 336:1e18a06a987b 63 if (pin == (PinName)NC)
dudmuck 336:1e18a06a987b 64 return (uint32_t)NC;
dudmuck 336:1e18a06a987b 65 peripheral = pinmap_find_peripheral(pin, map);
dudmuck 336:1e18a06a987b 66 if ((uint32_t)NC == peripheral) // no mapping available
dudmuck 336:1e18a06a987b 67 error("pinmap not found for peripheral");
dudmuck 336:1e18a06a987b 68 return peripheral;
dudmuck 336:1e18a06a987b 69 }