USBUART - IRQ
Dependents: MPU9250AHRS_UBSUART-IRQ
Fork of MODSERIAL by
INIT.cpp@23:5c45c21f36b7, 2012-07-25 (annotated)
- Committer:
- AjK
- Date:
- Wed Jul 25 22:27:49 2012 +0000
- Revision:
- 23:5c45c21f36b7
- Parent:
- 18:21ef26402365
- Child:
- 24:9c456e647a8f
Add support for LPC11U24
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 | 23:5c45c21f36b7 | 29 | MODSERIAL::init( int txSize, int rxSize ) |
AjK | 0:eb2522b41db8 | 30 | { |
AjK | 0:eb2522b41db8 | 31 | disableIrq(); |
AjK | 0:eb2522b41db8 | 32 | |
AjK | 18:21ef26402365 | 33 | callbackInfo.setSerial(this); |
AjK | 23:5c45c21f36b7 | 34 | |
AjK | 23:5c45c21f36b7 | 35 | #ifdef __LPC11UXX_H__ |
AjK | 23:5c45c21f36b7 | 36 | |
AjK | 23:5c45c21f36b7 | 37 | _base = LPC_USART; |
AjK | 18:21ef26402365 | 38 | |
AjK | 23:5c45c21f36b7 | 39 | #else |
AjK | 2:b936b4acbd92 | 40 | switch(_uidx) { |
AjK | 2:b936b4acbd92 | 41 | case 0: _base = LPC_UART0; break; |
AjK | 2:b936b4acbd92 | 42 | case 1: _base = LPC_UART1; break; |
AjK | 2:b936b4acbd92 | 43 | case 2: _base = LPC_UART2; break; |
AjK | 2:b936b4acbd92 | 44 | case 3: _base = LPC_UART3; break; |
AjK | 2:b936b4acbd92 | 45 | default : _base = NULL; break; |
AjK | 2:b936b4acbd92 | 46 | } |
AjK | 23:5c45c21f36b7 | 47 | #endif |
AjK | 0:eb2522b41db8 | 48 | |
AjK | 9:b3cdae80e7a9 | 49 | dmaSendChannel = -1; |
AjK | 9:b3cdae80e7a9 | 50 | moddma_p = (void *)NULL; |
AjK | 9:b3cdae80e7a9 | 51 | |
AjK | 0:eb2522b41db8 | 52 | if (_base != NULL) { |
AjK | 0:eb2522b41db8 | 53 | buffer_size[RxIrq] = rxSize; |
AjK | 8:775f860e94d3 | 54 | buffer[RxIrq] = rxSize > 0 ? (char *)malloc(buffer_size[RxIrq]) : (char *)NULL; |
AjK | 0:eb2522b41db8 | 55 | buffer_in[RxIrq] = 0; |
AjK | 0:eb2522b41db8 | 56 | buffer_out[RxIrq] = 0; |
AjK | 0:eb2522b41db8 | 57 | buffer_count[RxIrq] = 0; |
AjK | 0:eb2522b41db8 | 58 | buffer_overflow[RxIrq] = 0; |
AjK | 0:eb2522b41db8 | 59 | Serial::attach(this, &MODSERIAL::isr_rx, Serial::RxIrq); |
AjK | 0:eb2522b41db8 | 60 | |
AjK | 0:eb2522b41db8 | 61 | buffer_size[TxIrq] = txSize; |
AjK | 8:775f860e94d3 | 62 | buffer[TxIrq] = txSize > 0 ? (char *)malloc(buffer_size[TxIrq]) : (char *)NULL; |
AjK | 0:eb2522b41db8 | 63 | buffer_in[TxIrq] = 0; |
AjK | 0:eb2522b41db8 | 64 | buffer_out[TxIrq] = 0; |
AjK | 0:eb2522b41db8 | 65 | buffer_count[TxIrq] = 0; |
AjK | 0:eb2522b41db8 | 66 | buffer_overflow[TxIrq] = 0; |
AjK | 0:eb2522b41db8 | 67 | Serial::attach(this, &MODSERIAL::isr_tx, Serial::TxIrq); |
AjK | 0:eb2522b41db8 | 68 | } |
AjK | 2:b936b4acbd92 | 69 | else { |
AjK | 2:b936b4acbd92 | 70 | error("MODSERIAL must have a defined UART to function."); |
AjK | 2:b936b4acbd92 | 71 | } |
AjK | 0:eb2522b41db8 | 72 | |
AjK | 0:eb2522b41db8 | 73 | _FCR = MODSERIAL_FIFO_ENABLE | MODSERIAL_FIFO_RX_RESET | MODSERIAL_FIFO_TX_RESET; |
AjK | 0:eb2522b41db8 | 74 | |
AjK | 12:8c7394e2ae7f | 75 | auto_detect_char = 0; |
AjK | 12:8c7394e2ae7f | 76 | |
AjK | 0:eb2522b41db8 | 77 | enableIrq(); |
AjK | 0:eb2522b41db8 | 78 | } |
AjK | 0:eb2522b41db8 | 79 | |
AjK | 0:eb2522b41db8 | 80 | }; // namespace AjK ends |