Simple mbed library with macros
Dependents: SimpleTimer SimpleUART SimpleTimer Stoppuhr1
mbed_globals.h
- Committer:
- Alkorin
- Date:
- 2010-11-13
- Revision:
- 14:23c6d41cb377
- Parent:
- 10:0f79cde3f231
- Child:
- 15:66150de7876b
File content as of revision 14:23c6d41cb377:
/* * Copyright or © or Copr. 2010, Thomas SOETE * * Author e-mail: thomas@soete.org * Library website : http://mbed.org/users/Alkorin/libraries/SimpleLib/ * * This software is governed by the CeCILL license under French law and * abiding by the rules of distribution of free software. You can use, * modify and/ or redistribute the software under the terms of the CeCILL * license as circulated by CEA, CNRS and INRIA at the following URL * "http://www.cecill.info". * * As a counterpart to the access to the source code and rights to copy, * modify and redistribute granted by the license, users are provided only * with a limited warranty and the software's author, the holder of the * economic rights, and the successive licensors have only limited * liability. * * In this respect, the user's attention is drawn to the risks associated * with loading, using, modifying and/or developing or reproducing the * software by the user in light of its specific status of free software, * that may mean that it is complicated to manipulate, and that also * therefore means that it is reserved for developers and experienced * professionals having in-depth computer knowledge. Users are therefore * encouraged to load and test the software's suitability as regards their * requirements in conditions enabling the security of their systems and/or * data to be ensured and, more generally, to use and operate it in the * same conditions as regards security. * * The fact that you are presently reading this means that you have had * knowledge of the CeCILL license and that you accept its terms. */ #ifndef __MBED_GLOBALS_H__ #define __MBED_GLOBALS_H__ #include <LPC17xx.h> /* GLOBALS MACRO */ #define GET_REGISTER8(reg) *(volatile uint8_t *)(reg) #define GET_REGISTER16(reg) *(volatile uint16_t *)(reg) #define GET_REGISTER32(reg) *(volatile uint32_t *)(reg) #define SET_REGISTER8(reg, val) *(uint8_t *)(reg)=(val) #define SET_REGISTER16(reg, val) *(uint16_t *)(reg)=(val) #define SET_REGISTER32(reg, val) *(uint32_t *)(reg)=(val) // See 34.3.2.5 p740 #define BIT_BANDING_ADDRESS(reg, bit) (((reg) & 0xF0000000) | (0x02000000) | (((reg) & 0x000FFFFF) << 5) | ((bit) << 2)) #define GET_BIT_ADDRESS(reg, bit) BIT_BANDING_ADDRESS(((uint32_t)&(reg)), (bit)) #define GET_BIT_VALUE(reg, bit) GET_REGISTER32(GET_BIT_ADDRESS((reg), (bit))) #define SET_BIT_VALUE(reg, bit, value) SET_REGISTER32(GET_BIT_ADDRESS((reg), (bit)), (value)) // Macro tools #define TOKENPASTE(x, y) x ## y #define TOKENPASTE2(x, y) TOKENPASTE(x, y) #define TOKENPASTE3(x, y, z) TOKENPASTE(TOKENPASTE(x, y), z) // Extern C #ifdef __cplusplus #define EXTERN_C extern "C" #else #define EXTERN_C #endif #endif