mbed library sources. Supersedes mbed-src.
Dependents: Nucleo_Hello_Encoder BLE_iBeaconScan AM1805_DEMO DISCO-F429ZI_ExportTemplate1 ... more
drivers/SerialBase.cpp@189:f392fc9709a3, 2019-02-20 (annotated)
- Committer:
- AnnaBridge
- Date:
- Wed Feb 20 22:31:08 2019 +0000
- Revision:
- 189:f392fc9709a3
- Parent:
- 187:0387e8f68319
mbed library release version 165
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
<> | 149:156823d33999 | 1 | /* mbed Microcontroller Library |
<> | 149:156823d33999 | 2 | * Copyright (c) 2006-2013 ARM Limited |
AnnaBridge | 189:f392fc9709a3 | 3 | * SPDX-License-Identifier: Apache-2.0 |
<> | 149:156823d33999 | 4 | * |
<> | 149:156823d33999 | 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
<> | 149:156823d33999 | 6 | * you may not use this file except in compliance with the License. |
<> | 149:156823d33999 | 7 | * You may obtain a copy of the License at |
<> | 149:156823d33999 | 8 | * |
<> | 149:156823d33999 | 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
<> | 149:156823d33999 | 10 | * |
<> | 149:156823d33999 | 11 | * Unless required by applicable law or agreed to in writing, software |
<> | 149:156823d33999 | 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
<> | 149:156823d33999 | 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
<> | 149:156823d33999 | 14 | * See the License for the specific language governing permissions and |
<> | 149:156823d33999 | 15 | * limitations under the License. |
<> | 149:156823d33999 | 16 | */ |
<> | 149:156823d33999 | 17 | #include "drivers/SerialBase.h" |
<> | 160:d5399cc887bb | 18 | #include "platform/mbed_wait_api.h" |
<> | 160:d5399cc887bb | 19 | #include "platform/mbed_critical.h" |
AnnaBridge | 184:08ed48f1de7f | 20 | #include "platform/mbed_power_mgmt.h" |
<> | 149:156823d33999 | 21 | |
<> | 149:156823d33999 | 22 | #if DEVICE_SERIAL |
<> | 149:156823d33999 | 23 | |
<> | 149:156823d33999 | 24 | namespace mbed { |
<> | 149:156823d33999 | 25 | |
<> | 149:156823d33999 | 26 | SerialBase::SerialBase(PinName tx, PinName rx, int baud) : |
<> | 149:156823d33999 | 27 | #if DEVICE_SERIAL_ASYNCH |
AnnaBridge | 187:0387e8f68319 | 28 | _thunk_irq(this), _tx_usage(DMA_USAGE_NEVER), |
AnnaBridge | 187:0387e8f68319 | 29 | _rx_usage(DMA_USAGE_NEVER), _tx_callback(NULL), |
AnnaBridge | 187:0387e8f68319 | 30 | _rx_callback(NULL), |
<> | 149:156823d33999 | 31 | #endif |
AnnaBridge | 187:0387e8f68319 | 32 | _serial(), _baud(baud) |
AnnaBridge | 187:0387e8f68319 | 33 | { |
<> | 149:156823d33999 | 34 | // No lock needed in the constructor |
<> | 149:156823d33999 | 35 | |
<> | 149:156823d33999 | 36 | for (size_t i = 0; i < sizeof _irq / sizeof _irq[0]; i++) { |
AnnaBridge | 174:b96e65c34a4d | 37 | _irq[i] = NULL; |
<> | 149:156823d33999 | 38 | } |
<> | 149:156823d33999 | 39 | |
<> | 149:156823d33999 | 40 | serial_init(&_serial, tx, rx); |
<> | 149:156823d33999 | 41 | serial_baud(&_serial, _baud); |
<> | 149:156823d33999 | 42 | serial_irq_handler(&_serial, SerialBase::_irq_handler, (uint32_t)this); |
<> | 149:156823d33999 | 43 | } |
<> | 149:156823d33999 | 44 | |
AnnaBridge | 187:0387e8f68319 | 45 | void SerialBase::baud(int baudrate) |
AnnaBridge | 187:0387e8f68319 | 46 | { |
<> | 149:156823d33999 | 47 | lock(); |
<> | 149:156823d33999 | 48 | serial_baud(&_serial, baudrate); |
<> | 149:156823d33999 | 49 | _baud = baudrate; |
<> | 149:156823d33999 | 50 | unlock(); |
<> | 149:156823d33999 | 51 | } |
<> | 149:156823d33999 | 52 | |
AnnaBridge | 187:0387e8f68319 | 53 | void SerialBase::format(int bits, Parity parity, int stop_bits) |
AnnaBridge | 187:0387e8f68319 | 54 | { |
<> | 149:156823d33999 | 55 | lock(); |
<> | 149:156823d33999 | 56 | serial_format(&_serial, bits, (SerialParity)parity, stop_bits); |
<> | 149:156823d33999 | 57 | unlock(); |
<> | 149:156823d33999 | 58 | } |
<> | 149:156823d33999 | 59 | |
AnnaBridge | 187:0387e8f68319 | 60 | int SerialBase::readable() |
AnnaBridge | 187:0387e8f68319 | 61 | { |
<> | 149:156823d33999 | 62 | lock(); |
<> | 149:156823d33999 | 63 | int ret = serial_readable(&_serial); |
<> | 149:156823d33999 | 64 | unlock(); |
<> | 149:156823d33999 | 65 | return ret; |
<> | 149:156823d33999 | 66 | } |
<> | 149:156823d33999 | 67 | |
<> | 149:156823d33999 | 68 | |
AnnaBridge | 187:0387e8f68319 | 69 | int SerialBase::writeable() |
AnnaBridge | 187:0387e8f68319 | 70 | { |
<> | 149:156823d33999 | 71 | lock(); |
<> | 149:156823d33999 | 72 | int ret = serial_writable(&_serial); |
<> | 149:156823d33999 | 73 | unlock(); |
<> | 149:156823d33999 | 74 | return ret; |
<> | 149:156823d33999 | 75 | } |
<> | 149:156823d33999 | 76 | |
AnnaBridge | 187:0387e8f68319 | 77 | void SerialBase::attach(Callback<void()> func, IrqType type) |
AnnaBridge | 187:0387e8f68319 | 78 | { |
<> | 149:156823d33999 | 79 | lock(); |
<> | 149:156823d33999 | 80 | // Disable interrupts when attaching interrupt handler |
<> | 149:156823d33999 | 81 | core_util_critical_section_enter(); |
<> | 149:156823d33999 | 82 | if (func) { |
AnnaBridge | 174:b96e65c34a4d | 83 | // lock deep sleep only the first time |
AnnaBridge | 174:b96e65c34a4d | 84 | if (!_irq[type]) { |
AnnaBridge | 174:b96e65c34a4d | 85 | sleep_manager_lock_deep_sleep(); |
AnnaBridge | 187:0387e8f68319 | 86 | } |
<> | 160:d5399cc887bb | 87 | _irq[type] = func; |
<> | 149:156823d33999 | 88 | serial_irq_set(&_serial, (SerialIrq)type, 1); |
<> | 149:156823d33999 | 89 | } else { |
AnnaBridge | 174:b96e65c34a4d | 90 | // unlock deep sleep only the first time |
AnnaBridge | 174:b96e65c34a4d | 91 | if (_irq[type]) { |
AnnaBridge | 174:b96e65c34a4d | 92 | sleep_manager_unlock_deep_sleep(); |
AnnaBridge | 187:0387e8f68319 | 93 | } |
AnnaBridge | 174:b96e65c34a4d | 94 | _irq[type] = NULL; |
<> | 149:156823d33999 | 95 | serial_irq_set(&_serial, (SerialIrq)type, 0); |
<> | 149:156823d33999 | 96 | } |
<> | 149:156823d33999 | 97 | core_util_critical_section_exit(); |
<> | 149:156823d33999 | 98 | unlock(); |
<> | 149:156823d33999 | 99 | } |
<> | 149:156823d33999 | 100 | |
AnnaBridge | 187:0387e8f68319 | 101 | void SerialBase::_irq_handler(uint32_t id, SerialIrq irq_type) |
AnnaBridge | 187:0387e8f68319 | 102 | { |
AnnaBridge | 187:0387e8f68319 | 103 | SerialBase *handler = (SerialBase *)id; |
AnnaBridge | 174:b96e65c34a4d | 104 | if (handler->_irq[irq_type]) { |
AnnaBridge | 174:b96e65c34a4d | 105 | handler->_irq[irq_type](); |
AnnaBridge | 174:b96e65c34a4d | 106 | } |
<> | 149:156823d33999 | 107 | } |
<> | 149:156823d33999 | 108 | |
AnnaBridge | 187:0387e8f68319 | 109 | int SerialBase::_base_getc() |
AnnaBridge | 187:0387e8f68319 | 110 | { |
<> | 149:156823d33999 | 111 | // Mutex is already held |
<> | 149:156823d33999 | 112 | return serial_getc(&_serial); |
<> | 149:156823d33999 | 113 | } |
<> | 149:156823d33999 | 114 | |
AnnaBridge | 187:0387e8f68319 | 115 | int SerialBase::_base_putc(int c) |
AnnaBridge | 187:0387e8f68319 | 116 | { |
<> | 149:156823d33999 | 117 | // Mutex is already held |
<> | 149:156823d33999 | 118 | serial_putc(&_serial, c); |
<> | 149:156823d33999 | 119 | return c; |
<> | 149:156823d33999 | 120 | } |
<> | 149:156823d33999 | 121 | |
AnnaBridge | 189:f392fc9709a3 | 122 | void SerialBase::set_break() |
AnnaBridge | 189:f392fc9709a3 | 123 | { |
AnnaBridge | 189:f392fc9709a3 | 124 | lock(); |
AnnaBridge | 189:f392fc9709a3 | 125 | serial_break_set(&_serial); |
AnnaBridge | 189:f392fc9709a3 | 126 | unlock(); |
AnnaBridge | 189:f392fc9709a3 | 127 | } |
AnnaBridge | 189:f392fc9709a3 | 128 | |
AnnaBridge | 189:f392fc9709a3 | 129 | void SerialBase::clear_break() |
AnnaBridge | 189:f392fc9709a3 | 130 | { |
AnnaBridge | 189:f392fc9709a3 | 131 | lock(); |
AnnaBridge | 189:f392fc9709a3 | 132 | serial_break_clear(&_serial); |
AnnaBridge | 189:f392fc9709a3 | 133 | unlock(); |
AnnaBridge | 189:f392fc9709a3 | 134 | } |
AnnaBridge | 189:f392fc9709a3 | 135 | |
AnnaBridge | 187:0387e8f68319 | 136 | void SerialBase::send_break() |
AnnaBridge | 187:0387e8f68319 | 137 | { |
<> | 149:156823d33999 | 138 | lock(); |
AnnaBridge | 187:0387e8f68319 | 139 | // Wait for 1.5 frames before clearing the break condition |
AnnaBridge | 187:0387e8f68319 | 140 | // This will have different effects on our platforms, but should |
AnnaBridge | 187:0387e8f68319 | 141 | // ensure that we keep the break active for at least one frame. |
AnnaBridge | 187:0387e8f68319 | 142 | // We consider a full frame (1 start bit + 8 data bits bits + |
AnnaBridge | 187:0387e8f68319 | 143 | // 1 parity bit + 2 stop bits = 12 bits) for computation. |
AnnaBridge | 187:0387e8f68319 | 144 | // One bit time (in us) = 1000000/_baud |
AnnaBridge | 187:0387e8f68319 | 145 | // Twelve bits: 12000000/baud delay |
AnnaBridge | 187:0387e8f68319 | 146 | // 1.5 frames: 18000000/baud delay |
AnnaBridge | 187:0387e8f68319 | 147 | serial_break_set(&_serial); |
AnnaBridge | 187:0387e8f68319 | 148 | wait_us(18000000 / _baud); |
AnnaBridge | 187:0387e8f68319 | 149 | serial_break_clear(&_serial); |
AnnaBridge | 187:0387e8f68319 | 150 | unlock(); |
<> | 149:156823d33999 | 151 | } |
<> | 149:156823d33999 | 152 | |
AnnaBridge | 187:0387e8f68319 | 153 | void SerialBase::lock() |
AnnaBridge | 187:0387e8f68319 | 154 | { |
<> | 149:156823d33999 | 155 | // Stub |
<> | 149:156823d33999 | 156 | } |
<> | 149:156823d33999 | 157 | |
AnnaBridge | 187:0387e8f68319 | 158 | void SerialBase:: unlock() |
AnnaBridge | 187:0387e8f68319 | 159 | { |
<> | 149:156823d33999 | 160 | // Stub |
<> | 149:156823d33999 | 161 | } |
<> | 149:156823d33999 | 162 | |
AnnaBridge | 175:af195413fb11 | 163 | SerialBase::~SerialBase() |
AnnaBridge | 175:af195413fb11 | 164 | { |
AnnaBridge | 175:af195413fb11 | 165 | // No lock needed in destructor |
AnnaBridge | 175:af195413fb11 | 166 | |
AnnaBridge | 175:af195413fb11 | 167 | // Detaching interrupts releases the sleep lock if it was locked |
AnnaBridge | 175:af195413fb11 | 168 | for (int irq = 0; irq < IrqCnt; irq++) { |
AnnaBridge | 175:af195413fb11 | 169 | attach(NULL, (IrqType)irq); |
AnnaBridge | 175:af195413fb11 | 170 | } |
AnnaBridge | 175:af195413fb11 | 171 | } |
AnnaBridge | 175:af195413fb11 | 172 | |
<> | 149:156823d33999 | 173 | #if DEVICE_SERIAL_FC |
AnnaBridge | 187:0387e8f68319 | 174 | void SerialBase::set_flow_control(Flow type, PinName flow1, PinName flow2) |
AnnaBridge | 187:0387e8f68319 | 175 | { |
<> | 149:156823d33999 | 176 | lock(); |
<> | 149:156823d33999 | 177 | FlowControl flow_type = (FlowControl)type; |
AnnaBridge | 187:0387e8f68319 | 178 | switch (type) { |
<> | 149:156823d33999 | 179 | case RTS: |
<> | 149:156823d33999 | 180 | serial_set_flow_control(&_serial, flow_type, flow1, NC); |
<> | 149:156823d33999 | 181 | break; |
<> | 149:156823d33999 | 182 | |
<> | 149:156823d33999 | 183 | case CTS: |
<> | 149:156823d33999 | 184 | serial_set_flow_control(&_serial, flow_type, NC, flow1); |
<> | 149:156823d33999 | 185 | break; |
<> | 149:156823d33999 | 186 | |
<> | 149:156823d33999 | 187 | case RTSCTS: |
<> | 149:156823d33999 | 188 | case Disabled: |
<> | 149:156823d33999 | 189 | serial_set_flow_control(&_serial, flow_type, flow1, flow2); |
<> | 149:156823d33999 | 190 | break; |
<> | 149:156823d33999 | 191 | |
<> | 149:156823d33999 | 192 | default: |
<> | 149:156823d33999 | 193 | break; |
<> | 149:156823d33999 | 194 | } |
<> | 149:156823d33999 | 195 | unlock(); |
<> | 149:156823d33999 | 196 | } |
<> | 149:156823d33999 | 197 | #endif |
<> | 149:156823d33999 | 198 | |
<> | 149:156823d33999 | 199 | #if DEVICE_SERIAL_ASYNCH |
<> | 149:156823d33999 | 200 | |
AnnaBridge | 187:0387e8f68319 | 201 | int SerialBase::write(const uint8_t *buffer, int length, const event_callback_t &callback, int event) |
<> | 149:156823d33999 | 202 | { |
<> | 149:156823d33999 | 203 | if (serial_tx_active(&_serial)) { |
<> | 149:156823d33999 | 204 | return -1; // transaction ongoing |
<> | 149:156823d33999 | 205 | } |
<> | 149:156823d33999 | 206 | start_write((void *)buffer, length, 8, callback, event); |
<> | 149:156823d33999 | 207 | return 0; |
<> | 149:156823d33999 | 208 | } |
<> | 149:156823d33999 | 209 | |
AnnaBridge | 187:0387e8f68319 | 210 | int SerialBase::write(const uint16_t *buffer, int length, const event_callback_t &callback, int event) |
<> | 149:156823d33999 | 211 | { |
<> | 149:156823d33999 | 212 | if (serial_tx_active(&_serial)) { |
<> | 149:156823d33999 | 213 | return -1; // transaction ongoing |
<> | 149:156823d33999 | 214 | } |
<> | 149:156823d33999 | 215 | start_write((void *)buffer, length, 16, callback, event); |
<> | 149:156823d33999 | 216 | return 0; |
<> | 149:156823d33999 | 217 | } |
<> | 149:156823d33999 | 218 | |
AnnaBridge | 187:0387e8f68319 | 219 | void SerialBase::start_write(const void *buffer, int buffer_size, char buffer_width, const event_callback_t &callback, int event) |
<> | 149:156823d33999 | 220 | { |
<> | 149:156823d33999 | 221 | _tx_callback = callback; |
<> | 149:156823d33999 | 222 | |
<> | 149:156823d33999 | 223 | _thunk_irq.callback(&SerialBase::interrupt_handler_asynch); |
AnnaBridge | 174:b96e65c34a4d | 224 | sleep_manager_lock_deep_sleep(); |
<> | 149:156823d33999 | 225 | serial_tx_asynch(&_serial, buffer, buffer_size, buffer_width, _thunk_irq.entry(), event, _tx_usage); |
<> | 149:156823d33999 | 226 | } |
<> | 149:156823d33999 | 227 | |
<> | 149:156823d33999 | 228 | void SerialBase::abort_write(void) |
<> | 149:156823d33999 | 229 | { |
AnnaBridge | 174:b96e65c34a4d | 230 | // rx might still be active |
AnnaBridge | 174:b96e65c34a4d | 231 | if (_rx_callback) { |
AnnaBridge | 174:b96e65c34a4d | 232 | sleep_manager_unlock_deep_sleep(); |
AnnaBridge | 174:b96e65c34a4d | 233 | } |
AnnaBridge | 174:b96e65c34a4d | 234 | _tx_callback = NULL; |
<> | 149:156823d33999 | 235 | serial_tx_abort_asynch(&_serial); |
<> | 149:156823d33999 | 236 | } |
<> | 149:156823d33999 | 237 | |
<> | 149:156823d33999 | 238 | void SerialBase::abort_read(void) |
<> | 149:156823d33999 | 239 | { |
AnnaBridge | 174:b96e65c34a4d | 240 | // tx might still be active |
AnnaBridge | 174:b96e65c34a4d | 241 | if (_tx_callback) { |
AnnaBridge | 174:b96e65c34a4d | 242 | sleep_manager_unlock_deep_sleep(); |
AnnaBridge | 174:b96e65c34a4d | 243 | } |
AnnaBridge | 174:b96e65c34a4d | 244 | _rx_callback = NULL; |
<> | 149:156823d33999 | 245 | serial_rx_abort_asynch(&_serial); |
<> | 149:156823d33999 | 246 | } |
<> | 149:156823d33999 | 247 | |
<> | 149:156823d33999 | 248 | int SerialBase::set_dma_usage_tx(DMAUsage usage) |
<> | 149:156823d33999 | 249 | { |
<> | 149:156823d33999 | 250 | if (serial_tx_active(&_serial)) { |
<> | 149:156823d33999 | 251 | return -1; |
<> | 149:156823d33999 | 252 | } |
<> | 149:156823d33999 | 253 | _tx_usage = usage; |
<> | 149:156823d33999 | 254 | return 0; |
<> | 149:156823d33999 | 255 | } |
<> | 149:156823d33999 | 256 | |
<> | 149:156823d33999 | 257 | int SerialBase::set_dma_usage_rx(DMAUsage usage) |
<> | 149:156823d33999 | 258 | { |
<> | 149:156823d33999 | 259 | if (serial_tx_active(&_serial)) { |
<> | 149:156823d33999 | 260 | return -1; |
<> | 149:156823d33999 | 261 | } |
<> | 149:156823d33999 | 262 | _rx_usage = usage; |
<> | 149:156823d33999 | 263 | return 0; |
<> | 149:156823d33999 | 264 | } |
<> | 149:156823d33999 | 265 | |
AnnaBridge | 187:0387e8f68319 | 266 | int SerialBase::read(uint8_t *buffer, int length, const event_callback_t &callback, int event, unsigned char char_match) |
<> | 149:156823d33999 | 267 | { |
<> | 149:156823d33999 | 268 | if (serial_rx_active(&_serial)) { |
<> | 149:156823d33999 | 269 | return -1; // transaction ongoing |
<> | 149:156823d33999 | 270 | } |
AnnaBridge | 187:0387e8f68319 | 271 | start_read((void *)buffer, length, 8, callback, event, char_match); |
<> | 149:156823d33999 | 272 | return 0; |
<> | 149:156823d33999 | 273 | } |
<> | 149:156823d33999 | 274 | |
<> | 149:156823d33999 | 275 | |
AnnaBridge | 187:0387e8f68319 | 276 | int SerialBase::read(uint16_t *buffer, int length, const event_callback_t &callback, int event, unsigned char char_match) |
<> | 149:156823d33999 | 277 | { |
<> | 149:156823d33999 | 278 | if (serial_rx_active(&_serial)) { |
<> | 149:156823d33999 | 279 | return -1; // transaction ongoing |
<> | 149:156823d33999 | 280 | } |
AnnaBridge | 187:0387e8f68319 | 281 | start_read((void *)buffer, length, 16, callback, event, char_match); |
<> | 149:156823d33999 | 282 | return 0; |
<> | 149:156823d33999 | 283 | } |
<> | 149:156823d33999 | 284 | |
<> | 149:156823d33999 | 285 | |
AnnaBridge | 187:0387e8f68319 | 286 | void SerialBase::start_read(void *buffer, int buffer_size, char buffer_width, const event_callback_t &callback, int event, unsigned char char_match) |
<> | 149:156823d33999 | 287 | { |
<> | 149:156823d33999 | 288 | _rx_callback = callback; |
<> | 149:156823d33999 | 289 | _thunk_irq.callback(&SerialBase::interrupt_handler_asynch); |
AnnaBridge | 174:b96e65c34a4d | 290 | sleep_manager_lock_deep_sleep(); |
<> | 149:156823d33999 | 291 | serial_rx_asynch(&_serial, buffer, buffer_size, buffer_width, _thunk_irq.entry(), event, char_match, _rx_usage); |
<> | 149:156823d33999 | 292 | } |
<> | 149:156823d33999 | 293 | |
<> | 149:156823d33999 | 294 | void SerialBase::interrupt_handler_asynch(void) |
<> | 149:156823d33999 | 295 | { |
<> | 149:156823d33999 | 296 | int event = serial_irq_handler_asynch(&_serial); |
<> | 149:156823d33999 | 297 | int rx_event = event & SERIAL_EVENT_RX_MASK; |
AnnaBridge | 174:b96e65c34a4d | 298 | bool unlock_deepsleep = false; |
AnnaBridge | 174:b96e65c34a4d | 299 | |
<> | 149:156823d33999 | 300 | if (_rx_callback && rx_event) { |
AnnaBridge | 174:b96e65c34a4d | 301 | unlock_deepsleep = true; |
<> | 149:156823d33999 | 302 | _rx_callback.call(rx_event); |
<> | 149:156823d33999 | 303 | } |
<> | 149:156823d33999 | 304 | |
<> | 149:156823d33999 | 305 | int tx_event = event & SERIAL_EVENT_TX_MASK; |
<> | 149:156823d33999 | 306 | if (_tx_callback && tx_event) { |
AnnaBridge | 174:b96e65c34a4d | 307 | unlock_deepsleep = true; |
<> | 149:156823d33999 | 308 | _tx_callback.call(tx_event); |
<> | 149:156823d33999 | 309 | } |
AnnaBridge | 174:b96e65c34a4d | 310 | // unlock if tx or rx events are generated |
AnnaBridge | 174:b96e65c34a4d | 311 | if (unlock_deepsleep) { |
AnnaBridge | 174:b96e65c34a4d | 312 | sleep_manager_unlock_deep_sleep(); |
AnnaBridge | 174:b96e65c34a4d | 313 | } |
<> | 149:156823d33999 | 314 | } |
<> | 149:156823d33999 | 315 | |
<> | 149:156823d33999 | 316 | #endif |
<> | 149:156823d33999 | 317 | |
<> | 149:156823d33999 | 318 | } // namespace mbed |
<> | 149:156823d33999 | 319 | |
<> | 149:156823d33999 | 320 | #endif |