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/mbed_interface.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 <stdio.h>
dudmuck 336:1e18a06a987b 17 #include "mbed_interface.h"
dudmuck 336:1e18a06a987b 18
dudmuck 336:1e18a06a987b 19 #include "gpio_api.h"
dudmuck 336:1e18a06a987b 20 #include "wait_api.h"
dudmuck 336:1e18a06a987b 21 #include "semihost_api.h"
dudmuck 336:1e18a06a987b 22 #include "mbed_error.h"
dudmuck 336:1e18a06a987b 23 #include "toolchain.h"
dudmuck 336:1e18a06a987b 24
dudmuck 336:1e18a06a987b 25 #if DEVICE_SEMIHOST
dudmuck 336:1e18a06a987b 26
dudmuck 336:1e18a06a987b 27 // return true if a debugger is attached, indicating mbed interface is connected
dudmuck 336:1e18a06a987b 28 int mbed_interface_connected(void) {
dudmuck 336:1e18a06a987b 29 return semihost_connected();
dudmuck 336:1e18a06a987b 30 }
dudmuck 336:1e18a06a987b 31
dudmuck 336:1e18a06a987b 32 int mbed_interface_reset(void) {
dudmuck 336:1e18a06a987b 33 if (mbed_interface_connected()) {
dudmuck 336:1e18a06a987b 34 semihost_reset();
dudmuck 336:1e18a06a987b 35 return 0;
dudmuck 336:1e18a06a987b 36 } else {
dudmuck 336:1e18a06a987b 37 return -1;
dudmuck 336:1e18a06a987b 38 }
dudmuck 336:1e18a06a987b 39 }
dudmuck 336:1e18a06a987b 40
dudmuck 336:1e18a06a987b 41 WEAK int mbed_interface_uid(char *uid) {
dudmuck 336:1e18a06a987b 42 if (mbed_interface_connected()) {
dudmuck 336:1e18a06a987b 43 return semihost_uid(uid); // Returns 0 if successful, -1 on failure
dudmuck 336:1e18a06a987b 44 } else {
dudmuck 336:1e18a06a987b 45 uid[0] = 0;
dudmuck 336:1e18a06a987b 46 return -1;
dudmuck 336:1e18a06a987b 47 }
dudmuck 336:1e18a06a987b 48 }
dudmuck 336:1e18a06a987b 49
dudmuck 336:1e18a06a987b 50 int mbed_interface_disconnect(void) {
dudmuck 336:1e18a06a987b 51 int res;
dudmuck 336:1e18a06a987b 52 if (mbed_interface_connected()) {
dudmuck 336:1e18a06a987b 53 if ((res = semihost_disabledebug()) != 0)
dudmuck 336:1e18a06a987b 54 return res;
dudmuck 336:1e18a06a987b 55 while (mbed_interface_connected());
dudmuck 336:1e18a06a987b 56 return 0;
dudmuck 336:1e18a06a987b 57 } else {
dudmuck 336:1e18a06a987b 58 return -1;
dudmuck 336:1e18a06a987b 59 }
dudmuck 336:1e18a06a987b 60 }
dudmuck 336:1e18a06a987b 61
dudmuck 336:1e18a06a987b 62 int mbed_interface_powerdown(void) {
dudmuck 336:1e18a06a987b 63 int res;
dudmuck 336:1e18a06a987b 64 if (mbed_interface_connected()) {
dudmuck 336:1e18a06a987b 65 if ((res = semihost_powerdown()) != 0)
dudmuck 336:1e18a06a987b 66 return res;
dudmuck 336:1e18a06a987b 67 while (mbed_interface_connected());
dudmuck 336:1e18a06a987b 68 return 0;
dudmuck 336:1e18a06a987b 69 } else {
dudmuck 336:1e18a06a987b 70 return -1;
dudmuck 336:1e18a06a987b 71 }
dudmuck 336:1e18a06a987b 72 }
dudmuck 336:1e18a06a987b 73
dudmuck 336:1e18a06a987b 74 // for backward compatibility
dudmuck 336:1e18a06a987b 75 void mbed_reset(void) {
dudmuck 336:1e18a06a987b 76 mbed_interface_reset();
dudmuck 336:1e18a06a987b 77 }
dudmuck 336:1e18a06a987b 78
dudmuck 336:1e18a06a987b 79 WEAK int mbed_uid(char *uid) {
dudmuck 336:1e18a06a987b 80 return mbed_interface_uid(uid);
dudmuck 336:1e18a06a987b 81 }
dudmuck 336:1e18a06a987b 82 #endif
dudmuck 336:1e18a06a987b 83
dudmuck 336:1e18a06a987b 84 WEAK void mbed_mac_address(char *mac) {
dudmuck 336:1e18a06a987b 85 #if DEVICE_SEMIHOST
dudmuck 336:1e18a06a987b 86 char uid[DEVICE_ID_LENGTH + 1];
dudmuck 336:1e18a06a987b 87 int i;
dudmuck 336:1e18a06a987b 88
dudmuck 336:1e18a06a987b 89 // if we have a UID, extract the MAC
dudmuck 336:1e18a06a987b 90 if (mbed_interface_uid(uid) == 0) {
dudmuck 336:1e18a06a987b 91 char *p = uid;
dudmuck 336:1e18a06a987b 92 #if defined(DEVICE_MAC_OFFSET)
dudmuck 336:1e18a06a987b 93 p += DEVICE_MAC_OFFSET;
dudmuck 336:1e18a06a987b 94 #endif
dudmuck 336:1e18a06a987b 95 for (i=0; i<6; i++) {
dudmuck 336:1e18a06a987b 96 int byte;
dudmuck 336:1e18a06a987b 97 sscanf(p, "%2x", &byte);
dudmuck 336:1e18a06a987b 98 mac[i] = byte;
dudmuck 336:1e18a06a987b 99 p += 2;
dudmuck 336:1e18a06a987b 100 }
dudmuck 336:1e18a06a987b 101 mac[0] &= ~0x01; // reset the IG bit in the address; see IEE 802.3-2002, Section 3.2.3(b)
dudmuck 336:1e18a06a987b 102 } else { // else return a default MAC
dudmuck 336:1e18a06a987b 103 #endif
dudmuck 336:1e18a06a987b 104 mac[0] = 0x00;
dudmuck 336:1e18a06a987b 105 mac[1] = 0x02;
dudmuck 336:1e18a06a987b 106 mac[2] = 0xF7;
dudmuck 336:1e18a06a987b 107 mac[3] = 0xF0;
dudmuck 336:1e18a06a987b 108 mac[4] = 0x00;
dudmuck 336:1e18a06a987b 109 mac[5] = 0x00;
dudmuck 336:1e18a06a987b 110 #if DEVICE_SEMIHOST
dudmuck 336:1e18a06a987b 111 }
dudmuck 336:1e18a06a987b 112 #endif
dudmuck 336:1e18a06a987b 113 }