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?
User | Revision | Line number | New contents of line |
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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 |