mbed library sources for airmote
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targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/TARGET_EFM32WG_STK3800/device_peripherals.h
- Committer:
- mbed_official
- Date:
- 2015-08-14
- Revision:
- 608:14dd4108b341
- Parent:
- 607:ae528ef7bd3d
File content as of revision 608:14dd4108b341:
/* mbed Microcontroller Library * Copyright (c) 2006-2013 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef MBED_DEVICE_PERIPHERALS_H #define MBED_DEVICE_PERIPHERALS_H /* us ticker */ #define US_TICKER_TIMER TIMER0 #define US_TICKER_TIMER_CLOCK cmuClock_TIMER0 #define US_TICKER_TIMER_IRQ TIMER0_IRQn /* PWM */ #define PWM_TIMER TIMER2 #define PWM_TIMER_CLOCK cmuClock_TIMER2 #define PWM_ROUTE TIMER_ROUTE_LOCATION_LOC1 /* USB */ #define USB_TIMER USB_TIMER1 /* Clocks */ /* Clock definitions */ #define LFXO 0 #define HFXO 1 #define LFRCO 2 #define HFRCO 3 #if !defined(_EFM32_GECKO_FAMILY) #define ULFRCO 4 #endif /* Low Energy peripheral clock source. * Options: * * LFXO: external crystal, please define frequency. * * LFRCO: internal RC oscillator (32.768kHz) * * ULFRCO: internal ultra-low power RC oscillator (available down to EM3) (1kHz) */ #define LOW_ENERGY_CLOCK_SOURCE LFXO /** Core clock source. * Options: * * HFXO: external crystal, please define frequency. * * HFRCO: High-frequency internal RC oscillator. Please select band as well. */ #define CORE_CLOCK_SOURCE HFXO /** HFRCO frequency band * Options: * * CMU_HFRCOCTRL_BAND_28MHZ * * CMU_HFRCOCTRL_BAND_21MHZ * * CMU_HFRCOCTRL_BAND_14MHZ * * CMU_HFRCOCTRL_BAND_11MHZ * * CMU_HFRCOCTRL_BAND_7MHZ * * CMU_HFRCOCTRL_BAND_1MHZ */ #define HFRCO_FREQUENCY CMU_HFRCOCTRL_BAND_14MHZ #define LFXO_FREQUENCY 32768 #define HFXO_FREQUENCY 48000000 #if (LOW_ENERGY_CLOCK_SOURCE == LFXO) #define LOW_ENERGY_CLOCK_FREQUENCY LFXO_FREQUENCY #elif (LOW_ENERGY_CLOCK_SOURCE == LFRCO) #define LOW_ENERGY_CLOCK_FREQUENCY 32768 #elif (LOW_ENERGY_CLOCK_SOURCE == ULFRCO) #define LOW_ENERGY_CLOCK_FREQUENCY 1000 #else #error "Unknown Low Energy Clock selection" #endif #endif