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Fork of
OmniWheels
by 
Gustav Atmel
mbed-os/targets/TARGET_Atmel/TARGET_SAM_CortexM4/config/TARGET_SAMG55/conf_clock.h@2:798925c9e4a8, 2018-05-01 (annotated)
- Committer:
- gustavatmel
- Date:
- Tue May 01 15:55:34 2018 +0000
- Revision:
- 2:798925c9e4a8
- Parent:
- 1:9c5af431a1f1
bluetooth
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| gustavatmel | 1:9c5af431a1f1 | 1 | /** |
| gustavatmel | 1:9c5af431a1f1 | 2 | * \file |
| gustavatmel | 1:9c5af431a1f1 | 3 | * |
| gustavatmel | 1:9c5af431a1f1 | 4 | * \brief SAMG55 clock configuration. |
| gustavatmel | 1:9c5af431a1f1 | 5 | * |
| gustavatmel | 1:9c5af431a1f1 | 6 | * Copyright (c) 2014-2015 Atmel Corporation. All rights reserved. |
| gustavatmel | 1:9c5af431a1f1 | 7 | * |
| gustavatmel | 1:9c5af431a1f1 | 8 | * \asf_license_start |
| gustavatmel | 1:9c5af431a1f1 | 9 | * |
| gustavatmel | 1:9c5af431a1f1 | 10 | * \page License |
| gustavatmel | 1:9c5af431a1f1 | 11 | * |
| gustavatmel | 1:9c5af431a1f1 | 12 | * Redistribution and use in source and binary forms, with or without |
| gustavatmel | 1:9c5af431a1f1 | 13 | * modification, are permitted provided that the following conditions are met: |
| gustavatmel | 1:9c5af431a1f1 | 14 | * |
| gustavatmel | 1:9c5af431a1f1 | 15 | * 1. Redistributions of source code must retain the above copyright notice, |
| gustavatmel | 1:9c5af431a1f1 | 16 | * this list of conditions and the following disclaimer. |
| gustavatmel | 1:9c5af431a1f1 | 17 | * |
| gustavatmel | 1:9c5af431a1f1 | 18 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| gustavatmel | 1:9c5af431a1f1 | 19 | * this list of conditions and the following disclaimer in the documentation |
| gustavatmel | 1:9c5af431a1f1 | 20 | * and/or other materials provided with the distribution. |
| gustavatmel | 1:9c5af431a1f1 | 21 | * |
| gustavatmel | 1:9c5af431a1f1 | 22 | * 3. The name of Atmel may not be used to endorse or promote products derived |
| gustavatmel | 1:9c5af431a1f1 | 23 | * from this software without specific prior written permission. |
| gustavatmel | 1:9c5af431a1f1 | 24 | * |
| gustavatmel | 1:9c5af431a1f1 | 25 | * 4. This software may only be redistributed and used in connection with an |
| gustavatmel | 1:9c5af431a1f1 | 26 | * Atmel microcontroller product. |
| gustavatmel | 1:9c5af431a1f1 | 27 | * |
| gustavatmel | 1:9c5af431a1f1 | 28 | * THIS SOFTWARE IS PROVIDED BY ATMEL "AS IS" AND ANY EXPRESS OR IMPLIED |
| gustavatmel | 1:9c5af431a1f1 | 29 | * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF |
| gustavatmel | 1:9c5af431a1f1 | 30 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT ARE |
| gustavatmel | 1:9c5af431a1f1 | 31 | * EXPRESSLY AND SPECIFICALLY DISCLAIMED. IN NO EVENT SHALL ATMEL BE LIABLE FOR |
| gustavatmel | 1:9c5af431a1f1 | 32 | * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| gustavatmel | 1:9c5af431a1f1 | 33 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| gustavatmel | 1:9c5af431a1f1 | 34 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| gustavatmel | 1:9c5af431a1f1 | 35 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, |
| gustavatmel | 1:9c5af431a1f1 | 36 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN |
| gustavatmel | 1:9c5af431a1f1 | 37 | * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| gustavatmel | 1:9c5af431a1f1 | 38 | * POSSIBILITY OF SUCH DAMAGE. |
| gustavatmel | 1:9c5af431a1f1 | 39 | * |
| gustavatmel | 1:9c5af431a1f1 | 40 | * \asf_license_stop |
| gustavatmel | 1:9c5af431a1f1 | 41 | * |
| gustavatmel | 1:9c5af431a1f1 | 42 | */ |
| gustavatmel | 1:9c5af431a1f1 | 43 | /* |
| gustavatmel | 1:9c5af431a1f1 | 44 | * Support and FAQ: visit <a href="http://www.atmel.com/design-support/">Atmel Support</a> |
| gustavatmel | 1:9c5af431a1f1 | 45 | */ |
| gustavatmel | 1:9c5af431a1f1 | 46 | |
| gustavatmel | 1:9c5af431a1f1 | 47 | #ifndef CONF_CLOCK_H_INCLUDED |
| gustavatmel | 1:9c5af431a1f1 | 48 | #define CONF_CLOCK_H_INCLUDED |
| gustavatmel | 1:9c5af431a1f1 | 49 | |
| gustavatmel | 1:9c5af431a1f1 | 50 | /* |
| gustavatmel | 1:9c5af431a1f1 | 51 | * ===== System Clock (MCK) Source Options |
| gustavatmel | 1:9c5af431a1f1 | 52 | * #define CONFIG_SYSCLK_SOURCE SYSCLK_SRC_SLCK_RC |
| gustavatmel | 1:9c5af431a1f1 | 53 | * #define CONFIG_SYSCLK_SOURCE SYSCLK_SRC_SLCK_XTAL |
| gustavatmel | 1:9c5af431a1f1 | 54 | * #define CONFIG_SYSCLK_SOURCE SYSCLK_SRC_SLCK_BYPASS |
| gustavatmel | 1:9c5af431a1f1 | 55 | * #define CONFIG_SYSCLK_SOURCE SYSCLK_SRC_MAINCK_8M_RC |
| gustavatmel | 1:9c5af431a1f1 | 56 | * #define CONFIG_SYSCLK_SOURCE SYSCLK_SRC_MAINCK_16M_RC |
| gustavatmel | 1:9c5af431a1f1 | 57 | * #define CONFIG_SYSCLK_SOURCE SYSCLK_SRC_MAINCK_24M_RC |
| gustavatmel | 1:9c5af431a1f1 | 58 | * #define CONFIG_SYSCLK_SOURCE SYSCLK_SRC_MAINCK_XTAL |
| gustavatmel | 1:9c5af431a1f1 | 59 | * #define CONFIG_SYSCLK_SOURCE SYSCLK_SRC_MAINCK_BYPASS |
| gustavatmel | 1:9c5af431a1f1 | 60 | */ |
| gustavatmel | 1:9c5af431a1f1 | 61 | #define CONFIG_SYSCLK_SOURCE SYSCLK_SRC_PLLACK |
| gustavatmel | 1:9c5af431a1f1 | 62 | |
| gustavatmel | 1:9c5af431a1f1 | 63 | /* |
| gustavatmel | 1:9c5af431a1f1 | 64 | * ===== System Clock (MCK) Prescaler Options (Fmck = Fsys / (SYSCLK_PRES)) |
| gustavatmel | 1:9c5af431a1f1 | 65 | */ |
| gustavatmel | 1:9c5af431a1f1 | 66 | #define CONFIG_SYSCLK_PRES SYSCLK_PRES_1 |
| gustavatmel | 1:9c5af431a1f1 | 67 | /* |
| gustavatmel | 1:9c5af431a1f1 | 68 | * #define CONFIG_SYSCLK_PRES SYSCLK_PRES_2 |
| gustavatmel | 1:9c5af431a1f1 | 69 | * #define CONFIG_SYSCLK_PRES SYSCLK_PRES_4 |
| gustavatmel | 1:9c5af431a1f1 | 70 | * #define CONFIG_SYSCLK_PRES SYSCLK_PRES_8 |
| gustavatmel | 1:9c5af431a1f1 | 71 | * #define CONFIG_SYSCLK_PRES SYSCLK_PRES_16 |
| gustavatmel | 1:9c5af431a1f1 | 72 | * #define CONFIG_SYSCLK_PRES SYSCLK_PRES_32 |
| gustavatmel | 1:9c5af431a1f1 | 73 | * #define CONFIG_SYSCLK_PRES SYSCLK_PRES_64 |
| gustavatmel | 1:9c5af431a1f1 | 74 | * #define CONFIG_SYSCLK_PRES SYSCLK_PRES_3 |
| gustavatmel | 1:9c5af431a1f1 | 75 | */ |
| gustavatmel | 1:9c5af431a1f1 | 76 | |
| gustavatmel | 1:9c5af431a1f1 | 77 | /* |
| gustavatmel | 1:9c5af431a1f1 | 78 | * ===== PLL0 (A) Options (Fpll = (Fclk * PLL_mul) / PLL_div) |
| gustavatmel | 1:9c5af431a1f1 | 79 | * Use mul and div effective values here. |
| gustavatmel | 1:9c5af431a1f1 | 80 | */ |
| gustavatmel | 1:9c5af431a1f1 | 81 | #define CONFIG_PLL0_SOURCE PLL_SRC_SLCK_XTAL |
| gustavatmel | 1:9c5af431a1f1 | 82 | #define CONFIG_PLL0_MUL 3662 |
| gustavatmel | 1:9c5af431a1f1 | 83 | #define CONFIG_PLL0_DIV 1 |
| gustavatmel | 1:9c5af431a1f1 | 84 | |
| gustavatmel | 1:9c5af431a1f1 | 85 | /* |
| gustavatmel | 1:9c5af431a1f1 | 86 | * ===== Target frequency (System clock) |
| gustavatmel | 1:9c5af431a1f1 | 87 | * - External XTAL frequency: 32768Hz |
| gustavatmel | 1:9c5af431a1f1 | 88 | * - System clock source: SLCK XTAL |
| gustavatmel | 1:9c5af431a1f1 | 89 | * - System clock prescaler: 1 (divided by 1) |
| gustavatmel | 1:9c5af431a1f1 | 90 | * - PLLA source: SLCK_XTAL |
| gustavatmel | 1:9c5af431a1f1 | 91 | * - PLLA output: SLCK_XTAL * 3662 / 1 |
| gustavatmel | 1:9c5af431a1f1 | 92 | * - System clock: SLCK_XTAL * 3662 / 1 / 1 = 120MHz |
| gustavatmel | 1:9c5af431a1f1 | 93 | */ |
| gustavatmel | 1:9c5af431a1f1 | 94 | |
| gustavatmel | 1:9c5af431a1f1 | 95 | #endif /* CONF_CLOCK_H_INCLUDED */ |