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src/BufferedSerial.cpp@14:af7682f4e610, 2017-07-06 (annotated)
- Committer:
- Marc Nijdam
- Date:
- Thu Jul 06 10:18:57 2017 -0700
- Revision:
- 14:af7682f4e610
Fixing buffered serial again
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| Marc Nijdam |
14:af7682f4e610 | 1 | /* |
| Marc Nijdam |
14:af7682f4e610 | 2 | * Copyright 2017, Helium Systems, Inc. |
| Marc Nijdam |
14:af7682f4e610 | 3 | * All Rights Reserved. See LICENSE.txt for license information |
| Marc Nijdam |
14:af7682f4e610 | 4 | */ |
| Marc Nijdam |
14:af7682f4e610 | 5 | |
| Marc Nijdam |
14:af7682f4e610 | 6 | #include "BufferedSerial.h" |
| Marc Nijdam |
14:af7682f4e610 | 7 | |
| Marc Nijdam |
14:af7682f4e610 | 8 | BufferedSerial:: BufferedSerial(PinName tx, |
| Marc Nijdam |
14:af7682f4e610 | 9 | PinName rx, |
| Marc Nijdam |
14:af7682f4e610 | 10 | int baud) |
| Marc Nijdam |
14:af7682f4e610 | 11 | : RawSerial(tx, rx, baud) |
| Marc Nijdam |
14:af7682f4e610 | 12 | { |
| Marc Nijdam |
14:af7682f4e610 | 13 | this->attach(callback(this, &BufferedSerial::_rx_interrupt), |
| Marc Nijdam |
14:af7682f4e610 | 14 | Serial::RxIrq); |
| Marc Nijdam |
14:af7682f4e610 | 15 | } |
| Marc Nijdam |
14:af7682f4e610 | 16 | |
| Marc Nijdam |
14:af7682f4e610 | 17 | |
| Marc Nijdam |
14:af7682f4e610 | 18 | BufferedSerial::~BufferedSerial() |
| Marc Nijdam |
14:af7682f4e610 | 19 | { |
| Marc Nijdam |
14:af7682f4e610 | 20 | this->attach(NULL, Serial::RxIrq); |
| Marc Nijdam |
14:af7682f4e610 | 21 | } |
| Marc Nijdam |
14:af7682f4e610 | 22 | |
| Marc Nijdam |
14:af7682f4e610 | 23 | void BufferedSerial::_rx_interrupt() |
| Marc Nijdam |
14:af7682f4e610 | 24 | { |
| Marc Nijdam |
14:af7682f4e610 | 25 | _rx_buffer.push(serial_getc(&_serial)); |
| Marc Nijdam |
14:af7682f4e610 | 26 | } |
| Marc Nijdam |
14:af7682f4e610 | 27 | |
| Marc Nijdam |
14:af7682f4e610 | 28 | |
| Marc Nijdam |
14:af7682f4e610 | 29 | void BufferedSerial::baud(int baud) |
| Marc Nijdam |
14:af7682f4e610 | 30 | { |
| Marc Nijdam |
14:af7682f4e610 | 31 | serial_baud(&_serial, baud); |
| Marc Nijdam |
14:af7682f4e610 | 32 | } |
| Marc Nijdam |
14:af7682f4e610 | 33 | |
| Marc Nijdam |
14:af7682f4e610 | 34 | int BufferedSerial::getc() |
| Marc Nijdam |
14:af7682f4e610 | 35 | { |
| Marc Nijdam |
14:af7682f4e610 | 36 | uint8_t ch; |
| Marc Nijdam |
14:af7682f4e610 | 37 | if (_rx_buffer.pop(&ch)) |
| Marc Nijdam |
14:af7682f4e610 | 38 | { |
| Marc Nijdam |
14:af7682f4e610 | 39 | return ch; |
| Marc Nijdam |
14:af7682f4e610 | 40 | } |
| Marc Nijdam |
14:af7682f4e610 | 41 | return -1; |
| Marc Nijdam |
14:af7682f4e610 | 42 | } |
| Marc Nijdam |
14:af7682f4e610 | 43 | |
| Marc Nijdam |
14:af7682f4e610 | 44 | int BufferedSerial::putc(int ch) |
| Marc Nijdam |
14:af7682f4e610 | 45 | { |
| Marc Nijdam |
14:af7682f4e610 | 46 | serial_putc(&_serial, ch); |
| Marc Nijdam |
14:af7682f4e610 | 47 | return ch; |
| Marc Nijdam |
14:af7682f4e610 | 48 | } |
| Marc Nijdam |
14:af7682f4e610 | 49 | |
| Marc Nijdam |
14:af7682f4e610 | 50 | |
| Marc Nijdam |
14:af7682f4e610 | 51 | int BufferedSerial::readable() |
| Marc Nijdam |
14:af7682f4e610 | 52 | { |
| Marc Nijdam |
14:af7682f4e610 | 53 | return _rx_buffer.available() > 0; |
| Marc Nijdam |
14:af7682f4e610 | 54 | } |