Marek Trojan
mbed library sources. Supersedes mbed-src.
Fork of
mbed-dev
by 
mbed official
Diff: targets/hal/TARGET_WIZNET/TARGET_W7500x/analogin_api.c
- Revision:
- 144:ef7eb2e8f9f7
- Parent:
- 0:9b334a45a8ff
--- a/targets/hal/TARGET_WIZNET/TARGET_W7500x/analogin_api.c Tue Aug 02 14:07:36 2016 +0000
+++ b/targets/hal/TARGET_WIZNET/TARGET_W7500x/analogin_api.c Fri Sep 02 15:07:44 2016 +0100
@@ -1,117 +1,117 @@
-/* mbed Microcontroller Library
- *******************************************************************************
- * Copyright (c) 2015 WIZnet Co.,Ltd. All rights reserved.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- *
- * 1. Redistributions of source code must retain the above copyright notice,
- * this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright notice,
- * this list of conditions and the following disclaimer in the documentation
- * and/or other materials provided with the distribution.
- * 3. Neither the name of ARM Limited nor the names of its contributors
- * may be used to endorse or promote products derived from this software
- * without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
- * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
- * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *******************************************************************************
- */
-
-#include "mbed_assert.h"
-#include "analogin_api.h"
-
-#if DEVICE_ANALOGIN
-
-#include "wait_api.h"
-#include "cmsis.h"
-#include "pinmap.h"
-#include "W7500x_adc.h"
-#include "PeripheralPins.h"
-
-
-ADC_TypeDef * AdcHandle;
-
-static int adc_inited = 0;
-
-void analogin_init(analogin_t *obj, PinName pin)
-{
- // Get the peripheral name from the pin and assign it to the object
- obj->adc = (ADCName)pinmap_peripheral(pin, PinMap_ADC);
-
- MBED_ASSERT(obj->adc != (ADCName)NC);
-
- // Configure GPIO
- pinmap_pinout(pin, PinMap_ADC);
-
- // Save pin number for the read function
- obj->pin = pin;
-
- // The ADC initialization is done once
- if (adc_inited == 0) {
- adc_inited = 1;
-
- ADC_Init();
- }
-}
-
-static inline uint16_t adc_read(analogin_t *obj)
-{
- ADC_CH adc_ch;
-
- switch (obj->pin) {
- case PC_15:
- adc_ch = ADC_CH0;
- break;
- case PC_14:
- adc_ch = ADC_CH1;
- break;
- case PC_13:
- adc_ch = ADC_CH2;
- break;
- case PC_12:
- adc_ch = ADC_CH3;
- break;
- case PC_11:
- adc_ch = ADC_CH4;
- break;
- case PC_10:
- adc_ch = ADC_CH5;
- break;
- default:
- return 0;
- }
-
- ADC_ChannelSelect(adc_ch);
- ADC_Start();
-
- // Wait end of conversion and get value
- while(ADC_IsInterrupt());
- return ADC_ReadData();
-}
-
-uint16_t analogin_read_u16(analogin_t *obj)
-{
- uint16_t value = adc_read(obj);
- // 12-bit to 16-bit conversion
- return value;
-}
-
-float analogin_read(analogin_t *obj)
-{
- uint16_t value = adc_read(obj);
-
- return (float)value * (1.0f / (float)0xFFF); // 12 bits range
-}
-
-#endif
+/* mbed Microcontroller Library
+ *******************************************************************************
+ * Copyright (c) 2015 WIZnet Co.,Ltd. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ * 3. Neither the name of ARM Limited nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *******************************************************************************
+ */
+
+#include "mbed_assert.h"
+#include "analogin_api.h"
+
+#if DEVICE_ANALOGIN
+
+#include "wait_api.h"
+#include "cmsis.h"
+#include "pinmap.h"
+#include "W7500x_adc.h"
+#include "PeripheralPins.h"
+
+
+ADC_TypeDef * AdcHandle;
+
+static int adc_inited = 0;
+
+void analogin_init(analogin_t *obj, PinName pin)
+{
+ // Get the peripheral name from the pin and assign it to the object
+ obj->adc = (ADCName)pinmap_peripheral(pin, PinMap_ADC);
+
+ MBED_ASSERT(obj->adc != (ADCName)NC);
+
+ // Configure GPIO
+ pinmap_pinout(pin, PinMap_ADC);
+
+ // Save pin number for the read function
+ obj->pin = pin;
+
+ // The ADC initialization is done once
+ if (adc_inited == 0) {
+ adc_inited = 1;
+
+ ADC_Init();
+ }
+}
+
+static inline uint16_t adc_read(analogin_t *obj)
+{
+ ADC_CH adc_ch;
+
+ switch (obj->pin) {
+ case PC_15:
+ adc_ch = ADC_CH0;
+ break;
+ case PC_14:
+ adc_ch = ADC_CH1;
+ break;
+ case PC_13:
+ adc_ch = ADC_CH2;
+ break;
+ case PC_12:
+ adc_ch = ADC_CH3;
+ break;
+ case PC_11:
+ adc_ch = ADC_CH4;
+ break;
+ case PC_10:
+ adc_ch = ADC_CH5;
+ break;
+ default:
+ return 0;
+ }
+
+ ADC_ChannelSelect(adc_ch);
+ ADC_Start();
+
+ // Wait end of conversion and get value
+ while(ADC_IsInterrupt());
+ return ADC_ReadData();
+}
+
+uint16_t analogin_read_u16(analogin_t *obj)
+{
+ uint16_t value = adc_read(obj);
+ // 12-bit to 16-bit conversion
+ return value;
+}
+
+float analogin_read(analogin_t *obj)
+{
+ uint16_t value = adc_read(obj);
+
+ return (float)value * (1.0f / (float)0xFFF); // 12 bits range
+}
+
+#endif