Amanda Travieso / MODSERIAL1

Library Fork

Fork of MODSERIAL by Andy K

MODSERIAL.cpp@2:b936b4acbd92, 2010-11-21 (annotated)

Committer:
AjK
Date:
Sun Nov 21 03:31:51 2010 +0000
Revision:
2:b936b4acbd92
Parent:
0:eb2522b41db8
Child:
3:0f10f536456e
1.4

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AjK 0:eb2522b41db8 1 /*
AjK 0:eb2522b41db8 2 Copyright (c) 2010 Andy Kirkham
AjK 0:eb2522b41db8 3
AjK 0:eb2522b41db8 4 Permission is hereby granted, free of charge, to any person obtaining a copy
AjK 0:eb2522b41db8 5 of this software and associated documentation files (the "Software"), to deal
AjK 0:eb2522b41db8 6 in the Software without restriction, including without limitation the rights
AjK 0:eb2522b41db8 7 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
AjK 0:eb2522b41db8 8 copies of the Software, and to permit persons to whom the Software is
AjK 0:eb2522b41db8 9 furnished to do so, subject to the following conditions:
AjK 0:eb2522b41db8 10
AjK 0:eb2522b41db8 11 The above copyright notice and this permission notice shall be included in
AjK 0:eb2522b41db8 12 all copies or substantial portions of the Software.
AjK 0:eb2522b41db8 13
AjK 0:eb2522b41db8 14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
AjK 0:eb2522b41db8 15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
AjK 0:eb2522b41db8 16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AjK 0:eb2522b41db8 17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
AjK 0:eb2522b41db8 18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
AjK 0:eb2522b41db8 19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
AjK 0:eb2522b41db8 20 THE SOFTWARE.
AjK 0:eb2522b41db8 21 */
AjK 0:eb2522b41db8 22
AjK 0:eb2522b41db8 23 #include "MODSERIAL.h"
AjK 0:eb2522b41db8 24 #include "MACROS.h"
AjK 0:eb2522b41db8 25
AjK 0:eb2522b41db8 26 namespace AjK {
AjK 0:eb2522b41db8 27
AjK 0:eb2522b41db8 28 MODSERIAL::MODSERIAL(PinName tx, PinName rx, const char *name) : Serial(tx, rx, name)
AjK 0:eb2522b41db8 29 {
AjK 0:eb2522b41db8 30 init(MODSERIAL_DEFAULT_TX_BUFFER_SIZE, MODSERIAL_DEFAULT_RX_BUFFER_SIZE);
AjK 0:eb2522b41db8 31 }
AjK 0:eb2522b41db8 32
AjK 0:eb2522b41db8 33 MODSERIAL::MODSERIAL(PinName tx, PinName rx, int bufferSize, const char *name) : Serial(tx, rx, name)
AjK 0:eb2522b41db8 34 {
AjK 0:eb2522b41db8 35 init(bufferSize, bufferSize);
AjK 0:eb2522b41db8 36 }
AjK 0:eb2522b41db8 37
AjK 0:eb2522b41db8 38 MODSERIAL::MODSERIAL(PinName tx, PinName rx, int txSize, int rxSize, const char *name) : Serial(tx, rx, name)
AjK 0:eb2522b41db8 39 {
AjK 0:eb2522b41db8 40 init(txSize, rxSize);
AjK 0:eb2522b41db8 41 }
AjK 0:eb2522b41db8 42
AjK 0:eb2522b41db8 43 MODSERIAL::~MODSERIAL()
AjK 0:eb2522b41db8 44 {
AjK 0:eb2522b41db8 45 disableIrq();
AjK 0:eb2522b41db8 46 if (buffer[0] != NULL) free((char *)buffer[0]);
AjK 0:eb2522b41db8 47 if (buffer[1] != NULL) free((char *)buffer[1]);
AjK 0:eb2522b41db8 48 }
AjK 0:eb2522b41db8 49
AjK 0:eb2522b41db8 50 bool
AjK 0:eb2522b41db8 51 MODSERIAL::txBufferFull(void)
AjK 0:eb2522b41db8 52 {
AjK 0:eb2522b41db8 53 return MODSERIAL_TX_BUFFER_FULL;
AjK 0:eb2522b41db8 54 }
AjK 0:eb2522b41db8 55
AjK 0:eb2522b41db8 56 bool
AjK 0:eb2522b41db8 57 MODSERIAL::rxBufferFull(void)
AjK 0:eb2522b41db8 58 {
AjK 0:eb2522b41db8 59 return MODSERIAL_RX_BUFFER_FULL;
AjK 0:eb2522b41db8 60 }
AjK 0:eb2522b41db8 61
AjK 0:eb2522b41db8 62 bool
AjK 0:eb2522b41db8 63 MODSERIAL::txBufferEmpty(void)
AjK 0:eb2522b41db8 64 {
AjK 0:eb2522b41db8 65 return MODSERIAL_TX_BUFFER_EMPTY;
AjK 0:eb2522b41db8 66 }
AjK 0:eb2522b41db8 67
AjK 0:eb2522b41db8 68 bool
AjK 0:eb2522b41db8 69 MODSERIAL::rxBufferEmpty(void)
AjK 0:eb2522b41db8 70 {
AjK 0:eb2522b41db8 71 return MODSERIAL_RX_BUFFER_EMPTY;
AjK 0:eb2522b41db8 72 }
AjK 0:eb2522b41db8 73
AjK 2:b936b4acbd92 74 bool
AjK 2:b936b4acbd92 75 MODSERIAL::txIsBusy(void)
AjK 2:b936b4acbd92 76 {
AjK 2:b936b4acbd92 77 return (_LSR & (3UL << 5) == 0) ? true : false;
AjK 2:b936b4acbd92 78 }
AjK 2:b936b4acbd92 79
AjK 0:eb2522b41db8 80 void
AjK 0:eb2522b41db8 81 MODSERIAL::disableIrq(void)
AjK 0:eb2522b41db8 82 {
AjK 0:eb2522b41db8 83 switch(_uidx) {
AjK 0:eb2522b41db8 84 case 0: NVIC_DisableIRQ(UART0_IRQn); break;
AjK 0:eb2522b41db8 85 case 1: NVIC_DisableIRQ(UART1_IRQn); break;
AjK 0:eb2522b41db8 86 case 2: NVIC_DisableIRQ(UART2_IRQn); break;
AjK 0:eb2522b41db8 87 case 3: NVIC_DisableIRQ(UART3_IRQn); break;
AjK 0:eb2522b41db8 88 }
AjK 0:eb2522b41db8 89 }
AjK 0:eb2522b41db8 90
AjK 0:eb2522b41db8 91 void
AjK 0:eb2522b41db8 92 MODSERIAL::enableIrq(void)
AjK 0:eb2522b41db8 93 {
AjK 0:eb2522b41db8 94 switch(_uidx) {
AjK 0:eb2522b41db8 95 case 0: NVIC_EnableIRQ(UART0_IRQn); break;
AjK 0:eb2522b41db8 96 case 1: NVIC_EnableIRQ(UART1_IRQn); break;
AjK 0:eb2522b41db8 97 case 2: NVIC_EnableIRQ(UART2_IRQn); break;
AjK 0:eb2522b41db8 98 case 3: NVIC_EnableIRQ(UART3_IRQn); break;
AjK 0:eb2522b41db8 99 }
AjK 0:eb2522b41db8 100 }
AjK 0:eb2522b41db8 101
AjK 0:eb2522b41db8 102 }; // namespace AjK ends