Adhithya Rajasekaran
Bug fix release
ISR_RX.cpp@8:775f860e94d3, 2010-11-22 (annotated)
- Committer:
- AjK
- Date:
- Mon Nov 22 09:58:34 2010 +0000
- Revision:
- 8:775f860e94d3
- Parent:
- 4:28de979b77cf
- Child:
- 12:8c7394e2ae7f
1.8
Who changed what in which revision?
| User | Revision | Line number | New 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 | void |
| AjK | 0:eb2522b41db8 | 29 | MODSERIAL::isr_rx(void) |
| AjK | 0:eb2522b41db8 | 30 | { |
| AjK | 8:775f860e94d3 | 31 | if (! _base || buffer_size[RxIrq] == 0 || buffer[RxIrq] == (char *)NULL) { |
| AjK | 8:775f860e94d3 | 32 | _isr[RxIrq].call(); |
| AjK | 8:775f860e94d3 | 33 | return; |
| AjK | 8:775f860e94d3 | 34 | } |
| AjK | 2:b936b4acbd92 | 35 | |
| AjK | 4:28de979b77cf | 36 | while( MODSERIAL_RBR_HAS_DATA ) { |
| AjK | 4:28de979b77cf | 37 | rxc = (char)(_RBR & 0xFF); |
| AjK | 4:28de979b77cf | 38 | if ( MODSERIAL_RX_BUFFER_FULL ) { |
| AjK | 4:28de979b77cf | 39 | buffer_overflow[RxIrq] = rxc; // Oh dear, no room in buffer. |
| AjK | 4:28de979b77cf | 40 | _isr[RxOvIrq].call(); |
| AjK | 4:28de979b77cf | 41 | } |
| AjK | 4:28de979b77cf | 42 | else { |
| AjK | 4:28de979b77cf | 43 | if (buffer[RxIrq] != (char *)NULL) { |
| AjK | 4:28de979b77cf | 44 | buffer[RxIrq][buffer_in[RxIrq]] = rxc; |
| AjK | 4:28de979b77cf | 45 | buffer_count[RxIrq]++; |
| AjK | 4:28de979b77cf | 46 | buffer_in[RxIrq]++; |
| AjK | 4:28de979b77cf | 47 | if (buffer_in[RxIrq] >= buffer_size[RxIrq]) { |
| AjK | 4:28de979b77cf | 48 | buffer_in[RxIrq] = 0; |
| AjK | 4:28de979b77cf | 49 | } |
| AjK | 4:28de979b77cf | 50 | } |
| AjK | 4:28de979b77cf | 51 | _isr[RxIrq].call(); |
| AjK | 0:eb2522b41db8 | 52 | } |
| AjK | 4:28de979b77cf | 53 | } |
| AjK | 0:eb2522b41db8 | 54 | } |
| AjK | 0:eb2522b41db8 | 55 | |
| AjK | 0:eb2522b41db8 | 56 | }; // namespace AjK ends |
| AjK | 0:eb2522b41db8 | 57 |