| /* |
| Copyright (c) 2011 Arduino. All right reserved. |
| |
| This library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| This library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
| See the GNU Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with this library; if not, write to the Free Software |
| Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| */ |
| |
| #ifndef _WIRING_ |
| #define _WIRING_ |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /** |
| * |
| */ |
| extern void init( void ) ; |
| |
| /** |
| * \brief Returns the number of milliseconds since the Arduino board began running the current program. |
| * |
| * This number will overflow (go back to zero), after approximately 50 days. |
| * |
| * \return Number of milliseconds since the program started (uint32_t) |
| */ |
| extern uint32_t millis( void ) ; |
| |
| /** |
| * \brief Returns the number of microseconds since the Arduino board began running the current program. |
| * |
| * This number will overflow (go back to zero), after approximately 70 minutes. On 16 MHz Arduino boards |
| * (e.g. Duemilanove and Nano), this function has a resolution of four microseconds (i.e. the value returned is |
| * always a multiple of four). On 8 MHz Arduino boards (e.g. the LilyPad), this function has a resolution |
| * of eight microseconds. |
| * |
| * \note There are 1,000 microseconds in a millisecond and 1,000,000 microseconds in a second. |
| */ |
| extern uint32_t micros( void ) ; |
| |
| /** |
| * \brief Pauses the program for the amount of time (in miliseconds) specified as parameter. |
| * (There are 1000 milliseconds in a second.) |
| * |
| * \param dwMs the number of milliseconds to pause (uint32_t) |
| */ |
| extern void delay( uint32_t dwMs ) ; |
| |
| /** |
| * \brief Pauses the program for the amount of time (in microseconds) specified as parameter. |
| * |
| * \param dwUs the number of microseconds to pause (uint32_t) |
| */ |
| extern void delayMicroseconds( uint32_t dwUs ) ; |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif /* _WIRING_ */ |