diff options
Diffstat (limited to 'nuttx/arch/arm/src/stm32/chip/stm32_adc.h')
-rw-r--r-- | nuttx/arch/arm/src/stm32/chip/stm32_adc.h | 564 |
1 files changed, 564 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/stm32/chip/stm32_adc.h b/nuttx/arch/arm/src/stm32/chip/stm32_adc.h new file mode 100644 index 000000000..218b11aa5 --- /dev/null +++ b/nuttx/arch/arm/src/stm32/chip/stm32_adc.h @@ -0,0 +1,564 @@ +/**************************************************************************************************** + * arch/arm/src/stm32/chip/stm32_adc.h + * + * Copyright (C) 2009, 2011 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * 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 NuttX 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 OWNER 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. + * + ****************************************************************************************************/ + +#ifndef __ARCH_ARM_SRC_STM32_CHIP_STM32_ADC_H +#define __ARCH_ARM_SRC_STM32_CHIP_STM32_ADC_H + +/**************************************************************************************************** + * Included Files + ****************************************************************************************************/ + +#include <nuttx/config.h> + +#include "chip.h" + +/**************************************************************************************************** + * Pre-processor Definitions + ****************************************************************************************************/ + +/* Register Offsets *********************************************************************************/ + +#define STM32_ADC_SR_OFFSET 0x0000 /* ADC status register (32-bit) */ +#define STM32_ADC_CR1_OFFSET 0x0004 /* ADC control register 1 (32-bit) */ +#define STM32_ADC_CR2_OFFSET 0x0008 /* ADC control register 2 (32-bit) */ +#define STM32_ADC_SMPR1_OFFSET 0x000c /* ADC sample time register 1 (32-bit) */ +#define STM32_ADC_SMPR2_OFFSET 0x0010 /* ADC sample time register 2 (32-bit) */ +#define STM32_ADC_JOFR1_OFFSET 0x0014 /* ADC injected channel data offset register 1 (32-bit) */ +#define STM32_ADC_JOFR2_OFFSET 0x0018 /* ADC injected channel data offset register 2 (32-bit) */ +#define STM32_ADC_JOFR3_OFFSET 0x001c /* ADC injected channel data offset register 3 (32-bit) */ +#define STM32_ADC_JOFR4_OFFSET 0x0020 /* ADC injected channel data offset register 4 (32-bit) */ +#define STM32_ADC_HTR_OFFSET 0x0024 /* ADC watchdog high threshold register (32-bit) */ +#define STM32_ADC_LTR_OFFSET 0x0028 /* ADC watchdog low threshold register (32-bit) */ +#define STM32_ADC_SQR1_OFFSET 0x002c /* ADC regular sequence register 1 (32-bit) */ +#define STM32_ADC_SQR2_OFFSET 0x0030 /* ADC regular sequence register 2 (32-bit) */ +#define STM32_ADC_SQR3_OFFSET 0x0034 /* ADC regular sequence register 3 (32-bit) */ +#define STM32_ADC_JSQR_OFFSET 0x0038 /* ADC injected sequence register (32-bit) */ +#define STM32_ADC_JDR1_OFFSET 0x003c /* ADC injected data register 1 (32-bit) */ +#define STM32_ADC_JDR2_OFFSET 0x0040 /* ADC injected data register 1 (32-bit) */ +#define STM32_ADC_JDR3_OFFSET 0x0044 /* ADC injected data register 1 (32-bit) */ +#define STM32_ADC_JDR4_OFFSET 0x0048 /* ADC injected data register 1 (32-bit) */ +#define STM32_ADC_DR_OFFSET 0x004c /* ADC regular data register (32-bit) */ + +#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) +# define STM32_ADC_CSR_OFFSET 0x0000 /* Common status register */ +# define STM32_ADC_CCR_OFFSET 0x0004 /* Common control register */ +# define STM32_ADC_CDR_OFFSET 0x0008 /* Data register for dual and triple modes */ +#endif + +/* Register Addresses *******************************************************************************/ + +#if STM32_NADC > 0 +# define STM32_ADC1_SR (STM32_ADC1_BASE+STM32_ADC_SR_OFFSET) +# define STM32_ADC1_CR1 (STM32_ADC1_BASE+STM32_ADC_CR1_OFFSET) +# define STM32_ADC1_CR2 (STM32_ADC1_BASE+STM32_ADC_CR2_OFFSET) +# define STM32_ADC1_SMPR1 (STM32_ADC1_BASE+STM32_ADC_SMPR1_OFFSET) +# define STM32_ADC1_SMPR2 (STM32_ADC1_BASE+STM32_ADC_SMPR2_OFFSET) +# define STM32_ADC1_JOFR1 (STM32_ADC1_BASE+STM32_ADC_JOFR1_OFFSET) +# define STM32_ADC1_JOFR2 (STM32_ADC1_BASE+STM32_ADC_JOFR2_OFFSET) +# define STM32_ADC1_JOFR3 (STM32_ADC1_BASE+STM32_ADC_JOFR3_OFFSET) +# define STM32_ADC1_JOFR4 (STM32_ADC1_BASE+STM32_ADC_JOFR4_OFFSET) +# define STM32_ADC1_HTR (STM32_ADC1_BASE+STM32_ADC_HTR_OFFSET) +# define STM32_ADC1_LTR (STM32_ADC1_BASE+STM32_ADC_LTR_OFFSET) +# define STM32_ADC1_SQR1 (STM32_ADC1_BASE+STM32_ADC_SQR1_OFFSET) +# define STM32_ADC1_SQR2 (STM32_ADC1_BASE+STM32_ADC_SQR2_OFFSET) +# define STM32_ADC1_SQR3 (STM32_ADC1_BASE+STM32_ADC_SQR3_OFFSET) +# define STM32_ADC1_JSQR (STM32_ADC1_BASE+STM32_ADC_JSQR_OFFSET) +# define STM32_ADC1_JDR1 (STM32_ADC1_BASE+STM32_ADC_JDR1_OFFSET) +# define STM32_ADC1_JDR2 (STM32_ADC1_BASE+STM32_ADC_JDR2_OFFSET) +# define STM32_ADC1_JDR3 (STM32_ADC1_BASE+STM32_ADC_JDR3_OFFSET) +# define STM32_ADC1_JDR4 (STM32_ADC1_BASE+STM32_ADC_JDR4_OFFSET) +# define STM32_ADC1_DR (STM32_ADC1_BASE+STM32_ADC_DR_OFFSET) +#endif + +#if STM32_NADC > 1 +# define STM32_ADC2_SR (STM32_ADC2_BASE+STM32_ADC_SR_OFFSET) +# define STM32_ADC2_CR1 (STM32_ADC2_BASE+STM32_ADC_CR1_OFFSET) +# define STM32_ADC2_CR2 (STM32_ADC2_BASE+STM32_ADC_CR2_OFFSET) +# define STM32_ADC2_SMPR1 (STM32_ADC2_BASE+STM32_ADC_SMPR1_OFFSET) +# define STM32_ADC2_SMPR2 (STM32_ADC2_BASE+STM32_ADC_SMPR2_OFFSET) +# define STM32_ADC2_JOFR1 (STM32_ADC2_BASE+STM32_ADC_JOFR1_OFFSET) +# define STM32_ADC2_JOFR2 (STM32_ADC2_BASE+STM32_ADC_JOFR2_OFFSET) +# define STM32_ADC2_JOFR3 (STM32_ADC2_BASE+STM32_ADC_JOFR3_OFFSET) +# define STM32_ADC2_JOFR4 (STM32_ADC2_BASE+STM32_ADC_JOFR4_OFFSET) +# define STM32_ADC2_HTR (STM32_ADC2_BASE+STM32_ADC_HTR_OFFSET) +# define STM32_ADC2_LTR (STM32_ADC2_BASE+STM32_ADC_LTR_OFFSET) +# define STM32_ADC2_SQR1 (STM32_ADC2_BASE+STM32_ADC_SQR1_OFFSET) +# define STM32_ADC2_SQR2 (STM32_ADC2_BASE+STM32_ADC_SQR2_OFFSET) +# define STM32_ADC2_SQR3 (STM32_ADC2_BASE+STM32_ADC_SQR3_OFFSET) +# define STM32_ADC2_JSQR (STM32_ADC2_BASE+STM32_ADC_JSQR_OFFSET) +# define STM32_ADC2_JDR1 (STM32_ADC2_BASE+STM32_ADC_JDR1_OFFSET) +# define STM32_ADC2_JDR2 (STM32_ADC2_BASE+STM32_ADC_JDR2_OFFSET) +# define STM32_ADC2_JDR3 (STM32_ADC2_BASE+STM32_ADC_JDR3_OFFSET) +# define STM32_ADC2_JDR4 (STM32_ADC2_BASE+STM32_ADC_JDR4_OFFSET) +# define STM32_ADC2_DR (STM32_ADC2_BASE+STM32_ADC_DR_OFFSET) +#endif + +#if STM32_NADC > 2 +# define STM32_ADC3_SR (STM32_ADC3_BASE+STM32_ADC_SR_OFFSET) +# define STM32_ADC3_CR1 (STM32_ADC3_BASE+STM32_ADC_CR1_OFFSET) +# define STM32_ADC3_CR2 (STM32_ADC3_BASE+STM32_ADC_CR2_OFFSET) +# define STM32_ADC3_SMPR1 (STM32_ADC3_BASE+STM32_ADC_SMPR1_OFFSET) +# define STM32_ADC3_SMPR2 (STM32_ADC3_BASE+STM32_ADC_SMPR2_OFFSET) +# define STM32_ADC3_JOFR1 (STM32_ADC3_BASE+STM32_ADC_JOFR1_OFFSET) +# define STM32_ADC3_JOFR2 (STM32_ADC3_BASE+STM32_ADC_JOFR2_OFFSET) +# define STM32_ADC3_JOFR3 (STM32_ADC3_BASE+STM32_ADC_JOFR3_OFFSET) +# define STM32_ADC3_JOFR4 (STM32_ADC3_BASE+STM32_ADC_JOFR4_OFFSET) +# define STM32_ADC3_HTR (STM32_ADC3_BASE+STM32_ADC_HTR_OFFSET) +# define STM32_ADC3_LTR (STM32_ADC3_BASE+STM32_ADC_LTR_OFFSET) +# define STM32_ADC3_SQR1 (STM32_ADC3_BASE+STM32_ADC_SQR1_OFFSET) +# define STM32_ADC3_SQR2 (STM32_ADC3_BASE+STM32_ADC_SQR2_OFFSET) +# define STM32_ADC3_SQR3 (STM32_ADC3_BASE+STM32_ADC_SQR3_OFFSET) +# define STM32_ADC3_JSQR (STM32_ADC3_BASE+STM32_ADC_JSQR_OFFSET) +# define STM32_ADC3_JDR1 (STM32_ADC3_BASE+STM32_ADC_JDR1_OFFSET) +# define STM32_ADC3_JDR2 (STM32_ADC3_BASE+STM32_ADC_JDR2_OFFSET) +# define STM32_ADC3_JDR3 (STM32_ADC3_BASE+STM32_ADC_JDR3_OFFSET) +# define STM32_ADC3_JDR4 (STM32_ADC3_BASE+STM32_ADC_JDR4_OFFSET) +# define STM32_ADC3_DR (STM32_ADC3_BASE+STM32_ADC_DR_OFFSET) +#endif + +#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) +# define STM32_ADC_CSR (STM32_ADCCMN_BASE+STM32_ADC_CSR_OFFSET) +# define STM32_ADC_CCR (STM32_ADCCMN_BASE+STM32_ADC_CCR_OFFSET) +# define STM32_ADC_CDR (STM32_ADCCMN_BASE+STM32_ADC_CDR_OFFSET) +#endif + +/* Register Bitfield Definitions ********************************************************************/ + +/* ADC status register */ + +#define ADC_SR_AWD (1 << 0) /* Bit 0 : Analog watchdog flag */ +#define ADC_SR_EOC (1 << 1) /* Bit 1 : End of conversion */ +#define ADC_SR_JEOC (1 << 2) /* Bit 2 : Injected channel end of conversion */ +#define ADC_SR_JSTRT (1 << 3) /* Bit 3 : Injected channel Start flag */ +#define ADC_SR_STRT (1 << 4) /* Bit 4 : Regular channel Start flag */ +#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) +# define ADC_SR_OVR (1 << 5) /* Bit 5 : Overrun */ +#endif + +/* ADC control register 1 */ + +#define ADC_CR1_AWDCH_SHIFT (0) /* Bits 4-0: Analog watchdog channel select bits */ +#define ADC_CR1_AWDCH_MASK (0x1f << ADC_CR1_AWDCH_SHIFT) + +#define ADC_CR1_EOCIE (1 << 5) /* Bit 5: Interrupt enable for EOC */ +#define ADC_CR1_AWDIE (1 << 6) /* Bit 6: Analog Watchdog interrupt enable */ +#define ADC_CR1_JEOCIE (1 << 7) /* Bit 7: Interrupt enable for injected channels */ +#define ADC_CR1_SCAN (1 << 8) /* Bit 8: Scan mode */ +#define ADC_CR1_AWDSGL (1 << 9) /* Bit 9: Enable the watchdog on a single channel in scan mode */ +#define ADC_CR1_JAUTO (1 << 10) /* Bit 10: Automatic Injected Group conversion */ +#define ADC_CR1_DISCEN (1 << 11) /* Bit 11: Discontinuous mode on regular channels */ +#define ADC_CR1_JDISCEN (1 << 12) /* Bit 12: Discontinuous mode on injected channels */ + +#define ADC_CR1_DISCNUM_SHIFT (13) /* Bits 15-13: Discontinuous mode channel count */ +#define ADC_CR1_DISCNUM_MASK (0x07 << ADC_CR1_DISCNUM_SHIFT) + +#ifdef CONFIG_STM32_STM32F10XX +# define ADC_CR1_DUALMOD_SHIFT (16) /* Bits 19-16: Dual mode selection */ +# define ADC_CR1_DUALMOD_MASK (0x0f << ADC_CR1_DUALMOD_SHIFT) +# define ADC_CR1_IND (0 << ADC_CR1_DUALMOD_SHIFT) /* 0000: Independent mode */ +# define ADC_CR1_RSIS (1 << ADC_CR1_DUALMOD_SHIFT) /* 0001: Combined regular simultaneous + injected simultaneous mode */ +# define ADC_CR1_RSAT (2 << ADC_CR1_DUALMOD_SHIFT) /* 0010: Combined regular simultaneous + alternate trigger mode */ +# define ADC_CR1_ISFI (3 << ADC_CR1_DUALMOD_SHIFT) /* 0011: Combined injected simultaneous + fast interleaved mode */ +# define ADC_CR1_ISFL (4 << ADC_CR1_DUALMOD_SHIFT) /* 0100: Combined injected simultaneous + slow Interleaved mode */ +# define ADC_CR1_IS (5 << ADC_CR1_DUALMOD_SHIFT) /* 0101: Injected simultaneous mode only */ +# define ADC_CR1_RS (6 << ADC_CR1_DUALMOD_SHIFT) /* 0110: Regular simultaneous mode only */ +# define ADC_CR1_FI (7 << ADC_CR1_DUALMOD_SHIFT) /* 0111: Fast interleaved mode only */ +# define ADC_CR1_SI (8 << ADC_CR1_DUALMOD_SHIFT) /* 1000: Slow interleaved mode only */ +# define ADC_CR1_AT (9 << ADC_CR1_DUALMOD_SHIFT) /* 1001: Alternate trigger mode only */ +#endif + +#define ADC_CR1_JAWDEN (1 << 22) /* Bit 22: Analog watchdog enable on injected channels */ +#define ADC_CR1_AWDEN (1 << 23) /* Bit 23: Analog watchdog enable on regular channels */ + +#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) +# define ACD_CR1_RES_SHIFT (24) /* Bits 24-25: Resolution */ +# define ACD_CR1_RES_MASK (3 << ACD_CR1_RES_SHIFT) +# define ACD_CR1_RES_12BIT (0 << ACD_CR1_RES_SHIFT) /* 15 ADCCLK clyes */ +# define ACD_CR1_RES_10BIT (1 << ACD_CR1_RES_SHIFT) /* 13 ADCCLK clyes */ +# define ACD_CR1_RES_8BIT (2 << ACD_CR1_RES_SHIFT) /* 11 ADCCLK clyes */ +# define ACD_CR1_RES_6BIT (3 << ACD_CR1_RES_SHIFT) /* 9 ADCCLK clyes */ +# define ADC_CR1_OVRIE (1 << 26) /* Bit 26: Overrun interrupt enable */ +#endif + +/* ADC control register 2 */ + +#define ADC_CR2_ADON (1 << 0) /* Bit 0: A/D Converter ON / OFF */ +#define ADC_CR2_CONT (1 << 1) /* Bit 1: Continuous Conversion */ + +#ifdef CONFIG_STM32_STM32F10XX +# define ADC_CR2_CAL (1 << 2) /* Bit 2: A/D Calibration */ +#endif + +#define ADC_CR2_RSTCAL (1 << 3) /* Bit 3: Reset Calibration */ +#define ADC_CR2_DMA (1 << 8) /* Bit 8: Direct Memory access mode */ + +#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) +# define ADC_CR2_DDS (1 << 9) /* Bit 9: DMA disable selection (for single ADC mode) */ +# define ADC_CR2_EOCS (1 << 10) /* Bit 10: End of conversion selection */ +#endif + +#define ADC_CR2_ALIGN (1 << 11) /* Bit 11: Data Alignment */ + +#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) + /* Bits 12-15: Reserved */ +# define ADC_CR2_JEXTSEL_SHIFT (16) /* Bits 16-19: External event select for injected group */ +# define ADC_CR2_JEXTSEL_MASK (15 << ADC_CR2_JEXTSEL_SHIFT) +# define ADC_CR2_JEXTSEL_T1CC4 (0 << ADC_CR2_JEXTSEL_SHIFT) /* 0000: Timer 1 CC4 event */ +# define ADC_CR2_JEXTSEL_T1TRGO (1 << ADC_CR2_JEXTSEL_SHIFT) /* 0001: Timer 1 TRGO event */ +# define ADC_CR2_JEXTSEL_T2CC1 (2 << ADC_CR2_JEXTSEL_SHIFT) /* 0010: Timer 2 CC1 event */ +# define ADC_CR2_JEXTSEL_T2TRGO (3 << ADC_CR2_JEXTSEL_SHIFT) /* 0011: Timer 2 TRGO event */ +# define ADC_CR2_JEXTSEL_T3CC2 (4 << ADC_CR2_JEXTSEL_SHIFT) /* 0100: Timer 3 CC2 event */ +# define ADC_CR2_JEXTSEL_T3CC4 (5 << ADC_CR2_JEXTSEL_SHIFT) /* 0101: Timer 3 CC4 event */ +# define ADC_CR2_JEXTSEL_T4CC1 (6 << ADC_CR2_JEXTSEL_SHIFT) /* 0110: Timer 4 CC1 event */ +# define ADC_CR2_JEXTSEL_T4CC2 (7 << ADC_CR2_JEXTSEL_SHIFT) /* 0111: Timer 4 CC2 event */ +# define ADC_CR2_JEXTSEL_T4CC3 (8 << ADC_CR2_JEXTSEL_SHIFT) /* 1000: Timer 4 CC3 event */ +# define ADC_CR2_JEXTSEL_T4TRGO (9 << ADC_CR2_JEXTSEL_SHIFT) /* 1001: Timer 4 TRGO event */ +# define ADC_CR2_JEXTSEL_T5CC4 (10 << ADC_CR2_JEXTSEL_SHIFT) /* 1010: Timer 5 CC4 event */ +# define ADC_CR2_JEXTSEL_T5TRGO (11 << ADC_CR2_JEXTSEL_SHIFT) /* 1011: Timer 5 TRGO event */ +# define ADC_CR2_JEXTSEL_T8CC2 (12 << ADC_CR2_JEXTSEL_SHIFT) /* 1100: Timer 8 CC2 event */ +# define ADC_CR2_JEXTSEL_T8CC3 (13 << ADC_CR2_JEXTSEL_SHIFT) /* 1101: Timer 8 CC3 event */ +# define ADC_CR2_JEXTSEL_T8CC4 (14 << ADC_CR2_JEXTSEL_SHIFT) /* 1110: Timer 8 CC4 event */ +# define ADC_CR2_JEXTSEL_EXTI (15 << ADC_CR2_JEXTSEL_SHIFT) /* 1111: EXTI line15 */ + +# define ACD_CR2_JEXTEN_SHIFT (20) /* Bits 20-21: External trigger enable for injected channels */ +# define ACD_CR2_JEXTEN_MASK (3 << ACD_CR2_JEXTEN_SHIFT) +# define ACD_CR2_JEXTEN_NONE (0 << ACD_CR2_JEXTEN_SHIFT) /* 00: Trigger detection disabled */ +# define ACD_CR2_JEXTEN_RISING (1 << ACD_CR2_JEXTEN_SHIFT) /* 01: Trigger detection on the rising edge */ +# define ACD_CR2_JEXTEN_FALLING (2 << ACD_CR2_JEXTEN_SHIFT) /* 10: Trigger detection on the falling edge */ +# define ACD_CR2_JEXTEN_BOTH (3 << ACD_CR2_JEXTEN_SHIFT) /* 11: Trigger detection on both the rising and falling edges */ + +# define ADC_CR2_JSWSTART (1 << 22) /* Bit 22: Start Conversion of injected channels */ + /* Bit 23: Reserved, must be kept at reset value. */ +# define ADC_CR2_EXTSEL_SHIFT (24) /* Bits 24-27: External Event Select for regular group */ +# define ADC_CR2_EXTSEL_MASK (15 << ADC_CR2_EXTSEL_SHIFT) +# define ADC_CR2_EXTSEL_T1CC1 (0 << ADC_CR2_EXTSEL_SHIFT) /* 0000: Timer 1 CC1 event */ +# define ADC_CR2_EXTSEL_T1CC2 (1 << ADC_CR2_EXTSEL_SHIFT) /* 0001: Timer 1 CC2 event */ +# define ADC_CR2_EXTSEL_T1CC3 (2 << ADC_CR2_EXTSEL_SHIFT) /* 0010: Timer 1 CC3 event */ +# define ADC_CR2_EXTSEL_T2CC2 (3 << ADC_CR2_EXTSEL_SHIFT) /* 0011: Timer 2 CC2 event */ +# define ADC_CR2_EXTSEL_T2CC3 (4 << ADC_CR2_EXTSEL_SHIFT) /* 0100: Timer 2 CC3 event */ +# define ADC_CR2_EXTSEL_T2CC4 (5 << ADC_CR2_EXTSEL_SHIFT) /* 0101: Timer 2 CC4 event */ +# define ADC_CR2_EXTSEL_T2TRGO (6 << ADC_CR2_EXTSEL_SHIFT) /* 0110: Timer 2 TRGO event */ +# define ADC_CR2_EXTSEL_T3CC1 (7 << ADC_CR2_EXTSEL_SHIFT) /* 0111: Timer 3 CC1 event */ +# define ADC_CR2_EXTSEL_T3TRGO (8 << ADC_CR2_EXTSEL_SHIFT) /* 1000: Timer 3 TRGO event */ +# define ADC_CR2_EXTSEL_T4CC4 (9 << ADC_CR2_EXTSEL_SHIFT) /* 1001: Timer 4 CC4 event */ +# define ADC_CR2_EXTSEL_T5CC1 (10 << ADC_CR2_EXTSEL_SHIFT) /* 1010: Timer 5 CC1 event */ +# define ADC_CR2_EXTSEL_T5CC2 (11 << ADC_CR2_EXTSEL_SHIFT) /* 1011: Timer 5 CC2 event */ +# define ADC_CR2_EXTSEL_T5CC3 (12 << ADC_CR2_EXTSEL_SHIFT) /* 1100: Timer 5 CC3 event */ +# define ADC_CR2_EXTSEL_T8CC1 (13 << ADC_CR2_EXTSEL_SHIFT) /* 1101: Timer 8 CC1 event */ +# define ADC_CR2_EXTSEL_T8TRGO (14 << ADC_CR2_EXTSEL_SHIFT) /* 1110: Timer 8 TRGO event */ +# define ADC_CR2_EXTSEL_EXTI (15 << ADC_CR2_EXTSEL_SHIFT) /* 1111: EXTI line11 */ + +# define ACD_CR2_EXTEN_SHIFT (28) /* Bits 28-29: External trigger enable for regular channels */ +# define ACD_CR2_EXTEN_MASK (3 << ACD_CR2_EXTEN_SHIFT) +# define ACD_CR2_EXTEN_NONE (0 << ACD_CR2_EXTEN_SHIFT) /* 00: Trigger detection disabled */ +# define ACD_CR2_EXTEN_RISING (1 << ACD_CR2_EXTEN_SHIFT) /* 01: Trigger detection on the rising edge */ +# define ACD_CR2_EXTEN_FALLING (2 << ACD_CR2_EXTEN_SHIFT) /* 10: Trigger detection on the falling edge */ +# define ACD_CR2_EXTEN_BOTH (3 << ACD_CR2_EXTEN_SHIFT) /* 11: Trigger detection on both the rising and falling edges */ + +# define ADC_CR2_SWSTART (1 << 30) /* Bit 30: Start Conversion of regular channels */ + +#else +# define ADC_CR2_JEXTSEL_SHIFT (12) /* Bits 12-14: External event select for injected group */ +# define ADC_CR2_JEXTSEL_MASK (7 << ADC_CR2_JEXTSEL_SHIFT) +# define ADC_CR2_JEXTSEL_T1TRGO (0 << ADC_CR2_JEXTSEL_SHIFT) /* 000: Timer 1 TRGO event */ +# define ADC_CR2_JEXTSEL_T1CC4 (1 << ADC_CR2_JEXTSEL_SHIFT) /* 001: Timer 1 CC4 event */ +# define ADC_CR2_JEXTSEL_T2TRGO (2 << ADC_CR2_JEXTSEL_SHIFT) /* 010: Timer 2 TRGO event */ +# define ADC_CR2_JEXTSEL_T2CC1 (3 << ADC_CR2_JEXTSEL_SHIFT) /* 011: Timer 2 CC1 event */ +# define ADC_CR2_JEXTSEL_T3CC4 (4 << ADC_CR2_JEXTSEL_SHIFT) /* 100: Timer 3 CC4 event */ +# define ADC_CR2_JEXTSEL_T4TRGO (5 << ADC_CR2_JEXTSEL_SHIFT) /* 101: Timer 4 TRGO event */ +# define ADC_CR2_JEXTSEL_EXTI15 (6 << ADC_CR2_JEXTSEL_SHIFT) /* 110: EXTI line15 */ +# define ADC_CR2_JEXTSEL_SWSTART (7 << ADC_CR2_JEXTSEL_SHIFT) /* 111: JSWSTART */ + +# define ADC_CR2_JEXTTRIG (1 << 15) /* Bit 15: External Trigger Conversion mode for injected channels */ +# define ADC_CR2_EXTSEL_SHIFT (17) /* Bits 19-17: External Event Select for regular group */ +# define ADC_CR2_EXTSEL_MASK (7 << ADC_CR2_EXTSEL_SHIFT) +# define ADC_CR2_EXTSEL_T1CC1 (0 << ADC_CR2_EXTSEL_SHIFT) /* 000: Timer 1 CC1 event */ +# define ADC_CR2_EXTSEL_T1CC2 (1 << ADC_CR2_EXTSEL_SHIFT) /* 001: Timer 1 CC2 event */ +# define ADC_CR2_EXTSEL_T1CC3 (2 << ADC_CR2_EXTSEL_SHIFT) /* 010: Timer 1 CC3 event */ +# define ADC_CR2_EXTSEL_T2CC2 (3 << ADC_CR2_EXTSEL_SHIFT) /* 011: Timer 2 CC2 event */ +# define ADC_CR2_EXTSEL_T3TRGO (4 << ADC_CR2_EXTSEL_SHIFT) /* 100: Timer 3 TRGO event */ +# define ADC_CR2_EXTSEL_T4CC4 (5 << ADC_CR2_EXTSEL_SHIFT) /* 101: Timer 4 CC4 event */ +# define ADC_CR2_EXTSEL_EXTI11 (6 << ADC_CR2_EXTSEL_SHIFT) /* 110: EXTI line11 */ +# define ADC_CR2_EXTSEL_SWSTART (7 << ADC_CR2_EXTSEL_SHIFT) /* 111: SWSTART */ + +# define ADC_CR2_EXTTRIG (1 << 20) /* Bit 20: External Trigger Conversion mode for regular channels */ +# define ADC_CR2_JSWSTART (1 << 21) /* Bit 21: Start Conversion of injected channels */ +# define ADC_CR2_SWSTART (1 << 22) /* Bit 22: Start Conversion of regular channels */ +# define ADC_CR2_TSVREFE (1 << 23) /* Bit 23: Temperature Sensor and VREFINT Enable */ +#endif + +/* ADC sample time register 1 */ + +#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) + +# define ADC_SMPR_3 0 /* 000: 3 cycles */ +# define ADC_SMPR_15 1 /* 001: 15 cycles */ +# define ADC_SMPR_28 2 /* 010: 28 cycles */ +# define ADC_SMPR_56 3 /* 011: 56 cycles */ +# define ADC_SMPR_84 4 /* 100: 84 cycles */ +# define ADC_SMPR_112 5 /* 101: 112 cycles */ +# define ADC_SMPR_144 6 /* 110: 144 cycles */ +# define ADC_SMPR_480 7 /* 111: 480 cycles */ + +#else + +# define ADC_SMPR_1p5 0 /* 000: 1.5 cycles */ +# define ADC_SMPR_7p5 1 /* 001: 7.5 cycles */ +# define ADC_SMPR_13p5 2 /* 010: 13.5 cycles */ +# define ADC_SMPR_28p5 3 /* 011: 28.5 cycles */ +# define ADC_SMPR_41p5 4 /* 100: 41.5 cycles */ +# define ADC_SMPR_55p5 5 /* 101: 55.5 cycles */ +# define ADC_SMPR_71p5 6 /* 110: 71.5 cycles */ +# define ADC_SMPR_239p5 7 /* 111: 239.5 cycles */ + +#endif + +#define ADC_SMPR1_SMP10_SHIFT (0) /* Bits 0-2: Channel 10 Sample time selection */ +#define ADC_SMPR1_SMP10_MASK (7 << ADC_SMPR1_SMP10_SHIFT) +#define ADC_SMPR1_SMP11_SHIFT (3) /* Bits 3-5: Channel 11 Sample time selection */ +#define ADC_SMPR1_SMP11_MASK (7 << ADC_SMPR1_SMP11_SHIFT) +#define ADC_SMPR1_SMP12_SHIFT (6) /* Bits 6-8: Channel 12 Sample time selection */ +#define ADC_SMPR1_SMP12_MASK (7 << ADC_SMPR1_SMP12_SHIFT) +#define ADC_SMPR1_SMP13_SHIFT (9) /* Bits 9-11: Channel 13 Sample time selection */ +#define ADC_SMPR1_SMP13_MASK (7 << ADC_SMPR1_SMP13_SHIFT) +#define ADC_SMPR1_SMP14_SHIFT (12) /* Bits 12-14: Channel 14 Sample time selection */ +#define ADC_SMPR1_SMP14_MASK (7 << ADC_SMPR1_SMP14_SHIFT) +#define ADC_SMPR1_SMP15_SHIFT (15) /* Bits 15-17: Channel 15 Sample time selection */ +#define ADC_SMPR1_SMP15_MASK (7 << ADC_SMPR1_SMP15_SHIFT) +#define ADC_SMPR1_SMP16_SHIFT (18) /* Bits 18-20: Channel 16 Sample time selection */ +#define ADC_SMPR1_SMP16_MASK (7 << ADC_SMPR1_SMP16_SHIFT) +#define ADC_SMPR1_SMP17_SHIFT (21) /* Bits 21-23: Channel 17 Sample time selection */ +#define ADC_SMPR1_SMP17_MASK (7 << ADC_SMPR1_SMP17_SHIFT) +#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) +# define ADC_SMPR1_SMP18_SHIFT (21) /* Bits 24-26: Channel 18 Sample time selection */ +# define ADC_SMPR1_SMP18_MASK (7 << ADC_SMPR1_SMP17_SHIFT) +#endif + +/* ADC sample time register 2 */ + +#define ADC_SMPR2_SMP0_SHIFT (0) /* Bits 2-0: Channel 0 Sample time selection */ +#define ADC_SMPR2_SMP0_MASK (7 << ADC_SMPR1_SMP0_SHIFT) +#define ADC_SMPR2_SMP1_SHIFT (3) /* Bits 5-3: Channel 1 Sample time selection */ +#define ADC_SMPR2_SMP1_MASK (7 << ADC_SMPR1_SMP1_SHIFT) +#define ADC_SMPR2_SMP2_SHIFT (6) /* Bits 8-6: Channel 2 Sample time selection */ +#define ADC_SMPR2_SMP2_MASK (7 << ADC_SMPR1_SMP2_SHIFT) +#define ADC_SMPR2_SMP3_SHIFT (9) /* Bits 11-9: Channel 3 Sample time selection */ +#define ADC_SMPR2_SMP3_MASK (7 << ADC_SMPR1_SMP3_SHIFT) +#define ADC_SMPR2_SMP4_SHIFT (12) /* Bits 14-12: Channel 4 Sample time selection */ +#define ADC_SMPR2_SMP4_MASK (7 << ADC_SMPR1_SMP4_SHIFT) +#define ADC_SMPR2_SMP5_SHIFT (15) /* Bits 17-15: Channel 5 Sample time selection */ +#define ADC_SMPR2_SMP5_MASK (7 << ADC_SMPR1_SMP5_SHIFT) +#define ADC_SMPR2_SMP6_SHIFT (18) /* Bits 20-18: Channel 6 Sample time selection */ +#define ADC_SMPR2_SMP6_MASK (7 << ADC_SMPR1_SMP6_SHIFT) +#define ADC_SMPR2_SMP7_SHIFT (21) /* Bits 23-21: Channel 7 Sample time selection */ +#define ADC_SMPR2_SMP7_MASK (7 << ADC_SMPR1_SMP7_SHIFT) +#define ADC_SMPR2_SMP8_SHIFT (24) /* Bits 26-24: Channel 8 Sample time selection */ +#define ADC_SMPR2_SMP8_MASK (7 << ADC_SMPR1_SMP8_SHIFT) +#define ADC_SMPR2_SMP9_SHIFT (27) /* Bits 29-27: Channel 9 Sample time selection */ +#define ADC_SMPR2_SMP9_MASK (7 << ADC_SMPR1_SMP9_SHIFT) + +/* ADC injected channel data offset register 1-4 */ + +#define ADC_JOFR_SHIFT (0) /* Bits 11-0: Data offset for injected channel x */ +#define ADC_JOFR_MASK (0x0fff << ADC_JOFR_SHIFT) + +/* ADC watchdog high threshold register */ + +#define ADC_HTR_SHIFT (0) /* Bits 11-0: Analog watchdog high threshold */ +#define ADC_HTR_MASK (0x0fff << ADC_HTR_SHIFT) + +/* ADC watchdog low threshold register */ + +#define ADC_LTR_SHIFT (0) /* Bits 11-0: Analog watchdog low threshold */ +#define ADC_LTR_MASK (0x0fff << ADC_LTR_SHIFT) + +/* ADC regular sequence register 1 */ + +#define ADC_SQR1_SQ13_SHIFT (0) /* Bits 4-0: 13th conversion in regular sequence */ +#define ADC_SQR1_SQ13_MASK (0x1f << ADC_SQR1_SQ13_SHIFT) +#define ADC_SQR1_SQ14_SHIFT (5) /* Bits 9-5: 14th conversion in regular sequence */ +#define ADC_SQR1_SQ14_MASK (0x1f << ADC_SQR1_SQ14_SHIFT) +#define ADC_SQR1_SQ15_SHIFT (10) /* Bits 14-10: 15th conversion in regular sequence */ +#define ADC_SQR1_SQ15_MASK (0x1f << ADC_SQR1_SQ15_SHIFT) +#define ADC_SQR1_SQ16_SHIFT (15) /* Bits 19-15: 16th conversion in regular sequence */ +#define ADC_SQR1_SQ16_MASK (0x1f << ADC_SQR1_SQ16_SHIFT) +#define ADC_SQR1_L_SHIFT (20) /* Bits 23-20: Regular channel sequence length */ +#define ADC_SQR1_L_MASK (0x0f << ADC_SQR1_L_SHIFT) +#define ADC_SQR1_RESERVED (0xff000000) + +/* ADC regular sequence register 2 */ + +#define ADC_SQR2_SQ7_SHIFT (0) /* Bits 4-0: 7th conversion in regular sequence */ +#define ADC_SQR2_SQ7_MASK (0x1f << ADC_SQR2_SQ7_SHIFT) +#define ADC_SQR2_SQ8_SHIFT (5) /* Bits 9-5: 8th conversion in regular sequence */ +#define ADC_SQR2_SQ8_MASK (0x1f << ADC_SQR2_SQ8_SHIFT) +#define ADC_SQR2_SQ9_SHIFT (10) /* Bits 14-10: 9th conversion in regular sequence */ +#define ADC_SQR2_SQ9_MASK (0x1f << ADC_SQR2_SQ9_SHIFT) +#define ADC_SQR2_SQ10_SHIFT (15) /* Bits 19-15: 10th conversion in regular sequence */ +#define ADC_SQR2_SQ10_MASK (0x1f << ADC_SQR2_SQ10_SHIFT) +#define ADC_SQR2_SQ11_SHIFT (20) /* Bits 24-20: 11th conversion in regular sequence */ +#define ADC_SQR2_SQ11_MASK (0x1f << ADC_SQR2_SQ11_SHIFT ) +#define ADC_SQR2_SQ12_SHIFT (25) /* Bits 29-25: 12th conversion in regular sequence */ +#define ADC_SQR2_SQ12_MASK (0x1f << ADC_SQR2_SQ12_SHIFT) +#define ADC_SQR2_RESERVED (0xc0000000) + +/* ADC regular sequence register 3 */ + +#define ADC_SQR3_SQ1_SHIFT (0) /* Bits 4-0: 1st conversion in regular sequence */ +#define ADC_SQR3_SQ1_MASK (0x1f << ADC_SQR3_SQ1_SHIFT) +#define ADC_SQR3_SQ2_SHIFT (5) /* Bits 9-5: 2nd conversion in regular sequence */ +#define ADC_SQR3_SQ2_MASK (0x1f << ADC_SQR3_SQ2_SHIFT) +#define ADC_SQR3_SQ3_SHIFT (10) /* Bits 14-10: 3rd conversion in regular sequence */ +#define ADC_SQR3_SQ3_MASK (0x1f << ADC_SQR3_SQ3_SHIFT) +#define ADC_SQR3_SQ4_SHIFT (15) /* Bits 19-15: 4th conversion in regular sequence */ +#define ADC_SQR3_SQ4_MASK (0x1f << ADC_SQR3_SQ4_SHIFT) +#define ADC_SQR3_SQ5_SHIFT (20) /* Bits 24-20: 5th conversion in regular sequence */ +#define ADC_SQR3_SQ5_MASK (0x1f << ADC_SQR3_SQ5_SHIFT ) +#define ADC_SQR3_SQ6_SHIFT (25) /* Bits 29-25: 6th conversion in regular sequence */ +#define ADC_SQR3_SQ6_MASK (0x1f << ADC_SQR3_SQ6_SHIFT) +#define ADC_SQR3_RESERVED (0xc0000000) + +/* ADC injected sequence register */ + +#define ADC_JSQR_JSQ1_SHIFT (0) /* Bits 4-0: 1st conversion in injected sequence */ +#define ADC_JSQR_JSQ1_MASK (0x1f << ADC_JSQR_JSQ1_SHIFT) +#define ADC_JSQR_JSQ2_SHIFT (5) /* Bits 9-5: 2nd conversion in injected sequence */ +#define ADC_JSQR_JSQ2_MASK (0x1f << ADC_JSQR_JSQ2_MASK) +#define ADC_JSQR_JSQ3_SHIFT (10) /* Bits 14-10: 3rd conversion in injected sequence */ +#define ADC_JSQR_JSQ3_MASK (0x1f << ADC_JSQR_JSQ3_SHIFT) +#define ADC_JSQR_JSQ4_SHIFT (15) /* Bits 19-15: 4th conversion in injected sequence */ +#define ADC_JSQR_JSQ4_MASK (0x1f << ADC_JSQR_JSQ4_SHIFT) +#define ADC_JSQR_JL_SHIFT (20) /* Bits 21-20: Injected Sequence length */ +#define ADC_JSQR_JL_MASK (3 << ADC_JSQR_JL_SHIFT) + +/* ADC injected data register 1-4 */ + +#define ADC_JDR_SHIFT (0) /* Bits 15-0: Injected data */ +#define ADC_JDR_MASK (0xffff << ADC_JDR_SHIFT) + +/* ADC regular data register */ + +#define ADC_DR_DATA_SHIFT (0) /* Bits 15-0 Regular data */ +#define ADC_DR_DATA_MASK (0xffff << ADC_DR_DATA_SHIFT) +#define ADC_DR_ADC2DATA_SHIFT (16) /* Bits 31-16: ADC2 data */ +#define ADC_DR_ADC2DATA_MASK (0xffff << ADC_DR_ADC2DATA_SHIFT) + +/* Common status register */ + +#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) +# define ADC_CSR_AWD1 (1 << 0) /* Bit 0: Analog watchdog flag of ADC1 (copy of AWD in ADC1_SR) */ +# define ADC_CSR_EOC1 (1 << 1) /* Bit 1: End of conversion of ADC1 (copy of EOC in ADC1_SR) */ +# define ADC_CSR_JEOC1 (1 << 2) /* Bit 2: Injected channel end of conversion of ADC1 (copy of JEOC in ADC1_SR) */ +# define ADC_CSR_JSTRT1 (1 << 3) /* Bit 3: Injected channel Start flag of ADC1 (copy of JSTRT in ADC1_SR) */ +# define ADC_CSR_STRT1 (1 << 4) /* Bit 4: Regular channel Start flag of ADC1 (copy of STRT in ADC1_SR) */ +# define ADC_CSR_OVR1 (1 << 5) /* Bit 5: Overrun flag of ADC1 (copy of OVR in ADC1_SR) */ + /* Bits 6-7: Reserved, must be kept at reset value. */ +# define ADC_CSR_AWD2 (1 << 8) /* Bit 8: Analog watchdog flag of ADC2 (copy of AWD in ADC2_SR) */ +# define ADC_CSR_EOC2 (1 << 9) /* Bit 9: End of conversion of ADC2 (copy of EOC in ADC2_SR) */ +# define ADC_CSR_JEOC2 (1 << 10) /* Bit 10: Injected channel end of conversion of ADC2 (copy of JEOC in ADC2_SR) */ +# define ADC_CSR_JSTRT2 (1 << 11) /* Bit 11: Injected channel Start flag of ADC2 (copy of JSTRT in ADC2_SR) */ +# define ADC_CSR_STRT2 (1 << 12) /* Bit 12: Regular channel Start flag of ADC2 (copy of STRT in ADC2_SR) */ +# define ADC_CSR_OVR2 (1 << 13) /* Bit 13: Overrun flag of ADC2 (copy of OVR in ADC2_SR) */ + /* Bits 14-15: Reserved, must be kept at reset value. */ +# define ADC_CSR_AWD3 (1 << 16) /* Bit 16: ADC3 Analog watchdog flag (copy of AWD in ADC3_SR) */ +# define ADC_CSR_EOC3 (1 << 17) /* Bit 17: ADC3 End of conversion (copy of EOC in ADC3_SR) */ +# define ADC_CSR_JEOC3 (1 << 18) /* Bit 18: ADC3 Injected channel end of conversion (copy of JEOC in ADC3_SR) */ +# define ADC_CSR_JSTRT3 (1 << 19) /* Bit 19: ADC3 Injected channel Start flag (copy of JSTRT in ADC3_SR) */ +# define ADC_CSR_STRT3 (1 << 20) /* Bit 20: ADC3 Regular channel Start flag (copy of STRT in ADC3_SR). */ +# define ADC_CSR_OVR3 (1 << 21) /* Bit 21: ADC3 overrun flag (copy of OVR in ADC3_SR). */ + /* Bits 22-31: Reserved, must be kept at reset value. */ +#endif + +/* Common control register */ + +#if defined(CONFIG_STM32_STM32F20XX) || defined(CONFIG_STM32_STM32F40XX) +# define ADC_CCR_MULTI_SHIFT (0) /* Bits 0-4: Multi ADC mode selection */ +# define ADC_CCR_MULTI_MASK (31 << ADC_CCR_MULTI_SHIFT) +# define ADC_CCR_MULTI_NONE (0 << ADC_CCR_MULTI_SHIFT) /* 00000: Independent mode */ + /* 00001 to 01001: Dual mode (ADC1 and ADC2), ADC3 independent */ +# define ADC_CCR_MULTI_RSISM2 (1 << ADC_CCR_MULTI_SHIFT) /* 00001: Combined regular simultaneous + injected simultaneous mode */ +# define ADC_CCR_MULTI_RSATM2 (2 << ADC_CCR_MULTI_SHIFT) /* 00010: Combined regular simultaneous + alternate trigger mode */ +# define ADC_CCR_MULTI_ISM2 (5 << ADC_CCR_MULTI_SHIFT) /* 00101: Injected simultaneous mode only */ +# define ADC_CCR_MULTI_RSM2 (6 << ADC_CCR_MULTI_SHIFT) /* 00110: Regular simultaneous mode only */ +# define ADC_CCR_MULTI_IM2 (7 << ADC_CCR_MULTI_SHIFT) /* 00111: interleaved mode only */ +# define ADC_CCR_MULTI_ATM2 (9 << ADC_CCR_MULTI_SHIFT) /* 01001: Alternate trigger mode only */ + /* 10001 to 11001: Triple mode (ADC1, 2 and 3) */ +# define ADC_CCR_MULTI_RSISM3 (17 << ADC_CCR_MULTI_SHIFT) /* 10001: Combined regular simultaneous + injected simultaneous mode */ +# define ADC_CCR_MULTI_RSATM3 (18 << ADC_CCR_MULTI_SHIFT) /* 10010: Combined regular simultaneous + alternate trigger mode */ +# define ADC_CCR_MULTI_ISM3 (21 << ADC_CCR_MULTI_SHIFT) /* 10101: Injected simultaneous mode only */ +# define ADC_CCR_MULTI_RSM3 (22 << ADC_CCR_MULTI_SHIFT) /* 10110: Regular simultaneous mode only */ +# define ADC_CCR_MULTI_IM3 (23 << ADC_CCR_MULTI_SHIFT) /* 10111: interleaved mode only */ +# define ADC_CCR_MULTI_ATM3 (25 << ADC_CCR_MULTI_SHIFT) /* 11001: Alternate trigger mode only */ + /* Bits 5-7: Reserved, must be kept at reset value. */ +# define ADC_CCR_DELAY_SHIFT (8) /* Bits 8-11: Delay between 2 sampling phases */ +# define ADC_CCR_DELAY_MASK (15 << ADC_CCR_DELAY_SHIFT) +# define ADC_CCR_DELAY(n) (((5)-5) << ADC_CCR_DELAY_SHIFT) /* n * TADCCLK, n=5-20 */ + /* Bit 12 Reserved, must be kept at reset value. */ +# define ADC_CCR_DDS (1 << 13) /* Bit 13: DMA disable selection (for multi-ADC mode) */ + +# define ADC_CCR_DMA_SHIFT (14) /* Bits 14-15: Direct memory access mode for multi ADC mode */ +# define ADC_CCR_DMA_MASK (3 << ADC_CCR_DMA_SHIFT) +# define ADC_CCR_DMA_DISABLED (0 << ADC_CCR_DMA_SHIFT) /* 00: DMA mode disabled */ +# define ADC_CCR_DMA_MODE1 (1 << ADC_CCR_DMA_SHIFT) /* 01: DMA mode 1 enabled */ +# define ADC_CCR_DMA_MODE2 (2 << ADC_CCR_DMA_SHIFT) /* 10: DMA mode 2 enabled */ +# define ADC_CCR_DMA_MODE3 (3 << ADC_CCR_DMA_SHIFT) /* 11: DMA mode 3 enabled */ + +# define ADC_CCR_ADCPRE_SHIFT (16) /* Bits 16-17: ADC prescaler */ +# define ADC_CCR_ADCPRE_MASK (3 << ADC_CCR_ADCPRE_SHIFT) +# define ADC_CCR_ADCPRE_DIV2 (0 << ADC_CCR_ADCPRE_SHIFT) /* 00: PCLK2 divided by 2 */ +# define ADC_CCR_ADCPRE_DIV4 (1 << ADC_CCR_ADCPRE_SHIFT) /* 01: PCLK2 divided by 4 */ +# define ADC_CCR_ADCPRE_DIV6 (2 << ADC_CCR_ADCPRE_SHIFT) /* 10: PCLK2 divided by 6 */ +# define ADC_CCR_ADCPRE_DIV8 (3 << ADC_CCR_ADCPRE_SHIFT) /* 11: PCLK2 divided by 8 */ + /* Bits 18-21: Reserved, must be kept at reset value. */ +# define ADC_CCR_VBATE (1 << 22) /* Bit 22: VBAT enable */ +# define ADC_CCR_TSVREFE (1 << 23) /* Bit 23: Temperature sensor and VREFINT enable */ + /* Bits 24-31 Reserved, must be kept at reset value. */ +#endif + +/* Data register for dual and triple modes (32-bit data with no named fields) */ + +/**************************************************************************************************** + * Public Types + ****************************************************************************************************/ + +/**************************************************************************************************** + * Public Data + ****************************************************************************************************/ + +/**************************************************************************************************** + * Public Function Prototypes + ****************************************************************************************************/ + +#endif /* __ARCH_ARM_SRC_STM32_CHIP_STM32_ADC_H */ |