added prescaler for 16 bit pwm in LPC1347 target
Fork of mbed-dev by
targets/cmsis/TARGET_ARM_SSG/TARGET_MPS2_M0P/system_CMSDK_CM0plus.h@147:ba84b7dc41a7, 2016-09-10 (annotated)
- Committer:
- JojoS
- Date:
- Sat Sep 10 15:32:04 2016 +0000
- Revision:
- 147:ba84b7dc41a7
- Parent:
- 144:ef7eb2e8f9f7
added prescaler for 16 bit timers (solution as in LPC11xx), default prescaler 31 for max 28 ms period time
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
<> | 144:ef7eb2e8f9f7 | 1 | /* MPS2 CMSIS Library |
<> | 144:ef7eb2e8f9f7 | 2 | * |
<> | 144:ef7eb2e8f9f7 | 3 | * Copyright (c) 2006-2016 ARM Limited |
<> | 144:ef7eb2e8f9f7 | 4 | * All rights reserved. |
<> | 144:ef7eb2e8f9f7 | 5 | * |
<> | 144:ef7eb2e8f9f7 | 6 | * Redistribution and use in source and binary forms, with or without |
<> | 144:ef7eb2e8f9f7 | 7 | * modification, are permitted provided that the following conditions are met: |
<> | 144:ef7eb2e8f9f7 | 8 | * |
<> | 144:ef7eb2e8f9f7 | 9 | * 1. Redistributions of source code must retain the above copyright notice, |
<> | 144:ef7eb2e8f9f7 | 10 | * this list of conditions and the following disclaimer. |
<> | 144:ef7eb2e8f9f7 | 11 | * |
<> | 144:ef7eb2e8f9f7 | 12 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
<> | 144:ef7eb2e8f9f7 | 13 | * this list of conditions and the following disclaimer in the documentation |
<> | 144:ef7eb2e8f9f7 | 14 | * and/or other materials provided with the distribution. |
<> | 144:ef7eb2e8f9f7 | 15 | * |
<> | 144:ef7eb2e8f9f7 | 16 | * 3. Neither the name of the copyright holder nor the names of its contributors |
<> | 144:ef7eb2e8f9f7 | 17 | * may be used to endorse or promote products derived from this software without |
<> | 144:ef7eb2e8f9f7 | 18 | * specific prior written permission. |
<> | 144:ef7eb2e8f9f7 | 19 | * |
<> | 144:ef7eb2e8f9f7 | 20 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
<> | 144:ef7eb2e8f9f7 | 21 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
<> | 144:ef7eb2e8f9f7 | 22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
<> | 144:ef7eb2e8f9f7 | 23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
<> | 144:ef7eb2e8f9f7 | 24 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
<> | 144:ef7eb2e8f9f7 | 25 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
<> | 144:ef7eb2e8f9f7 | 26 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
<> | 144:ef7eb2e8f9f7 | 27 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
<> | 144:ef7eb2e8f9f7 | 28 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
<> | 144:ef7eb2e8f9f7 | 29 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
<> | 144:ef7eb2e8f9f7 | 30 | * POSSIBILITY OF SUCH DAMAGE. |
<> | 144:ef7eb2e8f9f7 | 31 | * |
<> | 144:ef7eb2e8f9f7 | 32 | ******************************************************************************* |
<> | 144:ef7eb2e8f9f7 | 33 | * @file system_CMSDK_CM0plus.h |
<> | 144:ef7eb2e8f9f7 | 34 | * @brief CMSIS Device Peripheral Access Layer Header File for |
<> | 144:ef7eb2e8f9f7 | 35 | * CMSDK_CM0plus Device |
<> | 144:ef7eb2e8f9f7 | 36 | * |
<> | 144:ef7eb2e8f9f7 | 37 | ******************************************************************************/ |
<> | 144:ef7eb2e8f9f7 | 38 | |
<> | 144:ef7eb2e8f9f7 | 39 | |
<> | 144:ef7eb2e8f9f7 | 40 | #ifndef SYSTEM_CMSDK_CM0plus_H |
<> | 144:ef7eb2e8f9f7 | 41 | #define SYSTEM_CMSDK_CM0plus_H |
<> | 144:ef7eb2e8f9f7 | 42 | |
<> | 144:ef7eb2e8f9f7 | 43 | #ifdef __cplusplus |
<> | 144:ef7eb2e8f9f7 | 44 | extern "C" { |
<> | 144:ef7eb2e8f9f7 | 45 | #endif |
<> | 144:ef7eb2e8f9f7 | 46 | |
<> | 144:ef7eb2e8f9f7 | 47 | extern uint32_t SystemCoreClock; /*!< System Clock Frequency (Core Clock) */ |
<> | 144:ef7eb2e8f9f7 | 48 | |
<> | 144:ef7eb2e8f9f7 | 49 | |
<> | 144:ef7eb2e8f9f7 | 50 | /** |
<> | 144:ef7eb2e8f9f7 | 51 | * Initialize the system |
<> | 144:ef7eb2e8f9f7 | 52 | * |
<> | 144:ef7eb2e8f9f7 | 53 | * @param none |
<> | 144:ef7eb2e8f9f7 | 54 | * @return none |
<> | 144:ef7eb2e8f9f7 | 55 | * |
<> | 144:ef7eb2e8f9f7 | 56 | * @brief Setup the microcontroller system. |
<> | 144:ef7eb2e8f9f7 | 57 | * Initialize the System and update the SystemCoreClock variable. |
<> | 144:ef7eb2e8f9f7 | 58 | */ |
<> | 144:ef7eb2e8f9f7 | 59 | extern void SystemInit (void); |
<> | 144:ef7eb2e8f9f7 | 60 | |
<> | 144:ef7eb2e8f9f7 | 61 | /** |
<> | 144:ef7eb2e8f9f7 | 62 | * Update SystemCoreClock variable |
<> | 144:ef7eb2e8f9f7 | 63 | * |
<> | 144:ef7eb2e8f9f7 | 64 | * @param none |
<> | 144:ef7eb2e8f9f7 | 65 | * @return none |
<> | 144:ef7eb2e8f9f7 | 66 | * |
<> | 144:ef7eb2e8f9f7 | 67 | * @brief Updates the SystemCoreClock with current core Clock |
<> | 144:ef7eb2e8f9f7 | 68 | * retrieved from cpu registers. |
<> | 144:ef7eb2e8f9f7 | 69 | */ |
<> | 144:ef7eb2e8f9f7 | 70 | extern void SystemCoreClockUpdate (void); |
<> | 144:ef7eb2e8f9f7 | 71 | |
<> | 144:ef7eb2e8f9f7 | 72 | #ifdef __cplusplus |
<> | 144:ef7eb2e8f9f7 | 73 | } |
<> | 144:ef7eb2e8f9f7 | 74 | #endif |
<> | 144:ef7eb2e8f9f7 | 75 | |
<> | 144:ef7eb2e8f9f7 | 76 | #endif /* SYSTEM_CMSDK_CM0plus_H */ |