Diff: targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/TARGET_EFM32LG_STK3600/device_peripherals.h

Revision:

525:c320967f86b9

Child:

534:6cdb58309977

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/targets/hal/TARGET_Silicon_Labs/TARGET_EFM32/TARGET_EFM32LG_STK3600/device_peripherals.h	Tue Apr 28 11:45:12 2015 +0100
@@ -0,0 +1,79 @@
+/* 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
+
+/* Clocks */
+
+/* Clock definitions */
+#define LFXO	cmuSelect_LFXO
+#define HFXO	cmuSelect_HFXO
+#define LFRCO	cmuSelect_LFRCO
+#define HFRCO	cmuSelect_HFRCO
+#if !defined(_EFM32_GECKO_FAMILY)
+#define ULFRCO	cmuSelect_ULFRCO
+#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			32000000
+
+#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