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/RawSerial.cpp@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 "RawSerial.h"
dudmuck 336:1e18a06a987b 17 #include "wait_api.h"
dudmuck 336:1e18a06a987b 18 #include <cstdarg>
dudmuck 336:1e18a06a987b 19
dudmuck 336:1e18a06a987b 20 #if DEVICE_SERIAL
dudmuck 336:1e18a06a987b 21
dudmuck 336:1e18a06a987b 22 #define STRING_STACK_LIMIT 120
dudmuck 336:1e18a06a987b 23
dudmuck 336:1e18a06a987b 24 namespace mbed {
dudmuck 336:1e18a06a987b 25
dudmuck 336:1e18a06a987b 26 RawSerial::RawSerial(PinName tx, PinName rx) : SerialBase(tx, rx) {
dudmuck 336:1e18a06a987b 27 }
dudmuck 336:1e18a06a987b 28
dudmuck 336:1e18a06a987b 29 int RawSerial::getc() {
dudmuck 336:1e18a06a987b 30 return _base_getc();
dudmuck 336:1e18a06a987b 31 }
dudmuck 336:1e18a06a987b 32
dudmuck 336:1e18a06a987b 33 int RawSerial::putc(int c) {
dudmuck 336:1e18a06a987b 34 return _base_putc(c);
dudmuck 336:1e18a06a987b 35 }
dudmuck 336:1e18a06a987b 36
dudmuck 336:1e18a06a987b 37 int RawSerial::puts(const char *str) {
dudmuck 336:1e18a06a987b 38 while (*str)
dudmuck 336:1e18a06a987b 39 putc(*str ++);
dudmuck 336:1e18a06a987b 40 return 0;
dudmuck 336:1e18a06a987b 41 }
dudmuck 336:1e18a06a987b 42
dudmuck 336:1e18a06a987b 43 // Experimental support for printf in RawSerial. No Stream inheritance
dudmuck 336:1e18a06a987b 44 // means we can't call printf() directly, so we use sprintf() instead.
dudmuck 336:1e18a06a987b 45 // We only call malloc() for the sprintf() buffer if the buffer
dudmuck 336:1e18a06a987b 46 // length is above a certain threshold, otherwise we use just the stack.
dudmuck 336:1e18a06a987b 47 int RawSerial::printf(const char *format, ...) {
dudmuck 336:1e18a06a987b 48 std::va_list arg;
dudmuck 336:1e18a06a987b 49 va_start(arg, format);
dudmuck 336:1e18a06a987b 50 int len = vsnprintf(NULL, 0, format, arg);
dudmuck 336:1e18a06a987b 51 if (len < STRING_STACK_LIMIT) {
dudmuck 336:1e18a06a987b 52 char temp[STRING_STACK_LIMIT];
dudmuck 336:1e18a06a987b 53 vsprintf(temp, format, arg);
dudmuck 336:1e18a06a987b 54 puts(temp);
dudmuck 336:1e18a06a987b 55 } else {
dudmuck 336:1e18a06a987b 56 char *temp = new char[len + 1];
dudmuck 336:1e18a06a987b 57 vsprintf(temp, format, arg);
dudmuck 336:1e18a06a987b 58 puts(temp);
dudmuck 336:1e18a06a987b 59 delete[] temp;
dudmuck 336:1e18a06a987b 60 }
dudmuck 336:1e18a06a987b 61 va_end(arg);
dudmuck 336:1e18a06a987b 62 return len;
dudmuck 336:1e18a06a987b 63 }
dudmuck 336:1e18a06a987b 64
dudmuck 336:1e18a06a987b 65 } // namespace mbed
dudmuck 336:1e18a06a987b 66
dudmuck 336:1e18a06a987b 67 #endif