Move DAC to common area

(Note there are now dummy source files dac.c (and others) that are
not compiled but are needed for documentation).
This commit is contained in:
Ken Sarkies 2012-12-05 16:05:40 +10:30
parent 7ec382c7d5
commit 1029597e70
15 changed files with 694 additions and 411 deletions

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@ -0,0 +1,403 @@
/** @addtogroup dac_defines */
/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2012 Felix Held <felix-libopencm3@felixheld.de>
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
/**@{*/
#ifndef LIBOPENCM3_DAC_COMMON_ALL_H
#define LIBOPENCM3_DAC_COMMON_ALL_H
#include <libopencm3/cm3/common.h>
/* --- DAC registers ------------------------------------------------------- */
/* DAC control register (DAC_CR) */
#define DAC_CR MMIO32(DAC_BASE + 0x00)
/* DAC software trigger register (DAC_SWTRIGR) */
#define DAC_SWTRIGR MMIO32(DAC_BASE + 0x04)
/* DAC channel1 12-bit right-aligned data holding register (DAC_DHR12R1) */
#define DAC_DHR12R1 MMIO32(DAC_BASE + 0x08)
/* DAC channel1 12-bit left aligned data holding register (DAC_DHR12L1) */
#define DAC_DHR12L1 MMIO32(DAC_BASE + 0x0C)
/* DAC channel1 8-bit right aligned data holding register (DAC_DHR8R1) */
#define DAC_DHR8R1 MMIO32(DAC_BASE + 0x10)
/* DAC channel2 12-bit right aligned data holding register (DAC_DHR12R2) */
#define DAC_DHR12R2 MMIO32(DAC_BASE + 0x14)
/* DAC channel2 12-bit left aligned data holding register (DAC_DHR12L2) */
#define DAC_DHR12L2 MMIO32(DAC_BASE + 0x18)
/* DAC channel2 8-bit right-aligned data holding register (DAC_DHR8R2) */
#define DAC_DHR8R2 MMIO32(DAC_BASE + 0x1C)
/* Dual DAC 12-bit right-aligned data holding register (DAC_DHR12RD) */
#define DAC_DHR12RD MMIO32(DAC_BASE + 0x20)
/* DUAL DAC 12-bit left aligned data holding register (DAC_DHR12LD) */
#define DAC_DHR12LD MMIO32(DAC_BASE + 0x24)
/* DUAL DAC 8-bit right aligned data holding register (DAC_DHR8RD) */
#define DAC_DHR8RD MMIO32(DAC_BASE + 0x28)
/* DAC channel1 data output register (DAC_DOR1) */
#define DAC_DOR1 MMIO32(DAC_BASE + 0x2C)
/* DAC channel2 data output register (DAC_DOR2) */
#define DAC_DOR2 MMIO32(DAC_BASE + 0x30)
/* --- DAC_CR values ------------------------------------------------------- */
/* DMAUDRIE2: DAC channel2 DMA underrun interrupt enable */
/* doesn't exist in most members of the STM32F1 family */
#define DAC_CR_DMAUDRIE2 (1 << 29)
/* DMAEN2: DAC channel2 DMA enable */
#define DAC_CR_DMAEN2 (1 << 28)
/* MAMP2[3:0]: DAC channel2 mask/amplitude selector */
/* DAC_CR_MAMP2_n:
* Unmask bits [(n-1)..0] of LFSR/Triangle Amplitude equal to (2**n)-1
*/
#define DAC_CR_MAMP2_SHIFT 24
/** @defgroup dac_mamp2 DAC Channel 2 LFSR Mask and Triangle Wave Amplitude values
@ingroup STM32F_dac_defines
Unmask bits [(n-1)..0] of LFSR/Triangle Amplitude equal to (2**(n)-1
@{*/
#define DAC_CR_MAMP2_1 (0x0 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_2 (0x1 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_3 (0x2 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_4 (0x3 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_5 (0x4 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_6 (0x5 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_7 (0x6 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_8 (0x7 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_9 (0x8 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_10 (0x9 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_11 (0xA << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_12 (0xB << DAC_CR_MAMP2_SHIFT)
/**@}*/
/* WAVE2[1:0]: DAC channel2 noise/triangle wave generation enable */
/* Legend:
* DIS: wave generation disabled
* NOISE: Noise wave generation enabled
* TRI: Triangle wave generation enabled
*
* Note: only used if bit TEN2 = 1 (DAC channel2 trigger enabled)
*/
#define DAC_CR_WAVE2_SHIFT 22
#define DAC_CR_WAVE2_DIS (0x3 << DAC_CR_WAVE2_SHIFT)
/** @defgroup dac_wave2_en DAC Channel 2 Waveform Generation Enable
@ingroup STM32F_dac_defines
@li NOISE: Noise wave generation enabled
@li TRI: Triangle wave generation enabled
@note: only used if bit TEN2 is set (DAC channel2 trigger enabled)
@{*/
#define DAC_CR_WAVE2_NOISE (0x1 << DAC_CR_WAVE2_SHIFT)
#define DAC_CR_WAVE2_TRI (0x2 << DAC_CR_WAVE2_SHIFT)
/**@}*/
/* TSEL2[2:0]: DAC channel2 trigger selection */
/* Legend:
*
* T6: Timer 6 TRGO event
* T3: Timer 3 TRGO event
* T8: Timer 8 TRGO event
* T7: Timer 7 TRGO event
* T5: Timer 5 TRGO event
* T15: Timer 15 TRGO event
* T2: Timer 2 TRGO event
* T4: Timer 4 TRGO event
* E9: External line9
* SW: Software trigger
*
* Note: only used if bit TEN2 = 1 (DAC channel2 trigger enabled)
* Note: T3 == T8; T5 == T15; not both present on one device
* Note: this is *not* valid for the STM32L1 family
*/
#define DAC_CR_TSEL2_SHIFT 19
/** @defgroup dac_trig2_sel DAC Channel 2 Trigger Source Selection
@ingroup STM32F_dac_defines
@li T6: Timer 6 TRGO event
@li T3: Timer 3 TRGO event
@li T8: Timer 8 TRGO event
@li T7: Timer 7 TRGO event
@li T5: Timer 5 TRGO event
@li T15: Timer 15 TRGO event
@li T2: Timer 2 TRGO event
@li T4: Timer 4 TRGO event
@li E9: External line9
@li SW: Software trigger
@note: Refer to the timer documentation for details of the TRGO event.
@note: T3 replaced by T8 and T5 replaced by T15 in some devices.
@note: this is <b>not</b> valid for the STM32L1 family.
@note: only used if bit TEN2 is set (DAC channel 2 trigger enabled)
@{*/
#define DAC_CR_TSEL2_T6 (0x0 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T3 (0x1 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T8 (0x1 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T7 (0x2 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T5 (0x3 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T15 (0x3 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T2 (0x4 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T4 (0x5 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_E9 (0x6 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_SW (0x7 << DAC_CR_TSEL2_SHIFT)
/**@}*/
/* TEN2: DAC channel2 trigger enable */
#define DAC_CR_TEN2 (1 << 18)
/* BOFF2: DAC channel2 output buffer disable */
#define DAC_CR_BOFF2 (1 << 17)
/* EN2: DAC channel2 enable */
#define DAC_CR_EN2 (1 << 16)
/* DMAUDRIE1: DAC channel1 DMA underrun interrupt enable */
/* doesn't exist in most members of the STM32F1 family */
#define DAC_CR_DMAUDRIE1 (1 << 13)
/* DMAEN1: DAC channel1 DMA enable */
#define DAC_CR_DMAEN1 (1 << 12)
/* MAMP1[3:0]: DAC channel1 mask/amplitude selector */
/* DAC_CR_MAMP1_n:
* Unmask bits [(n-1)..0] of LFSR/Triangle Amplitude equal to (2**n)-1
*/
#define DAC_CR_MAMP1_SHIFT 8
/** @defgroup dac_mamp1 DAC Channel 1 LFSR Mask and Triangle Wave Amplitude values
@ingroup STM32F_dac_defines
Unmask bits [(n-1)..0] of LFSR/Triangle Amplitude equal to (2**(n+1)-1
@{*/
#define DAC_CR_MAMP1_1 (0x0 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_2 (0x1 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_3 (0x2 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_4 (0x3 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_5 (0x4 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_6 (0x5 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_7 (0x6 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_8 (0x7 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_9 (0x8 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_10 (0x9 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_11 (0xA << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_12 (0xB << DAC_CR_MAMP1_SHIFT)
/**@}*/
/* WAVE1[1:0]: DAC channel1 noise/triangle wave generation enable */
/* Legend:
* DIS: wave generation disabled
* NOISE: Noise wave generation enabled
* TRI: Triangle wave generation enabled
*
* Note: only used if bit TEN1 = 1 (DAC channel1 trigger enabled)
*/
#define DAC_CR_WAVE1_SHIFT 6
#define DAC_CR_WAVE1_DIS (0x3 << DAC_CR_WAVE1_SHIFT)
/** @defgroup dac_wave1_en DAC Channel 1 Waveform Generation Enable
@ingroup STM32F_dac_defines
@li DIS: wave generation disabled
@li NOISE: Noise wave generation enabled
@li TRI: Triangle wave generation enabled
@note: only used if bit TEN2 = 1 (DAC channel2 trigger enabled)
@{*/
#define DAC_CR_WAVE1_NOISE (0x1 << DAC_CR_WAVE1_SHIFT)
#define DAC_CR_WAVE1_TRI (0x2 << DAC_CR_WAVE1_SHIFT)
/**@}*/
/* TSEL1[2:0]: DAC channel1 trigger selection */
/* Legend:
*
* T6: Timer 6 TRGO event
* T3: Timer 3 TRGO event in connectivity line devices
* T8: Timer 8 TRGO event in high-density and XL-density devices
* T7: Timer 7 TRGO event
* T5: Timer 5 TRGO event
* T15: Timer 15 TRGO event
* T2: Timer 2 TRGO event
* T4: Timer 4 TRGO event
* E9: External line9
* SW: Software trigger
*
* Note: only used if bit TEN1 = 1 (DAC channel1 trigger enabled)
* Note: T3 == T8; T5 == T15; not both present on one device
* Note: this is *not* valid for the STM32L1 family
*/
#define DAC_CR_TSEL1_SHIFT 3
/** @defgroup dac_trig1_sel DAC Channel 1 Trigger Source Selection
@ingroup STM32F_dac_defines
@li T6: Timer 6 TRGO event
@li T3: Timer 3 TRGO event
@li T8: Timer 8 TRGO event
@li T7: Timer 7 TRGO event
@li T5: Timer 5 TRGO event
@li T15: Timer 15 TRGO event
@li T2: Timer 2 TRGO event
@li T4: Timer 4 TRGO event
@li E9: External line 9
@li SW: Software trigger
@note: Refer to the timer documentation for details of the TRGO event.
@note: T3 replaced by T8 and T5 replaced by T15 in some devices.
@note: this is <b>not</b> valid for the STM32L1 family.
@note: only used if bit TEN2 is set (DAC channel 1 trigger enabled).
@{*/
#define DAC_CR_TSEL1_T6 (0x0 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T3 (0x1 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T8 (0x1 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T7 (0x2 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T5 (0x3 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T15 (0x3 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T2 (0x4 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T4 (0x5 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_E9 (0x6 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_SW (0x7 << DAC_CR_TSEL1_SHIFT)
/**@}*/
/* TEN1: DAC channel1 trigger enable */
#define DAC_CR_TEN1 (1 << 2)
/* BOFF1: DAC channel1 output buffer disable */
#define DAC_CR_BOFF1 (1 << 1)
/* EN1: DAC channel1 enable */
#define DAC_CR_EN1 (1 << 0)
/* --- DAC_SWTRIGR values -------------------------------------------------- */
/* SWTRIG2: DAC channel2 software trigger */
#define DAC_SWTRIGR_SWTRIG2 (1 << 1)
/* SWTRIG1: DAC channel1 software trigger */
#define DAC_SWTRIGR_SWTRIG1 (1 << 0)
/* --- DAC_DHR12R1 values -------------------------------------------------- */
#define DAC_DHR12R1_DACC1DHR_LSB (1 << 0)
#define DAC_DHR12R1_DACC1DHR_MSK (0x0FFF << 0)
/* --- DAC_DHR12L1 values -------------------------------------------------- */
#define DAC_DHR12L1_DACC1DHR_LSB (1 << 4)
#define DAC_DHR12L1_DACC1DHR_MSK (0x0FFF << 4)
/* --- DAC_DHR8R1 values --------------------------------------------------- */
#define DAC_DHR8R1_DACC1DHR_LSB (1 << 0)
#define DAC_DHR8R1_DACC1DHR_MSK (0x00FF << 0)
/* --- DAC_DHR12R2 values -------------------------------------------------- */
#define DAC_DHR12R2_DACC2DHR_LSB (1 << 0)
#define DAC_DHR12R2_DACC2DHR_MSK (0x00FFF << 0)
/* --- DAC_DHR12L2 values -------------------------------------------------- */
#define DAC_DHR12L2_DACC2DHR_LSB (1 << 4)
#define DAC_DHR12L2_DACC2DHR_MSK (0x0FFF << 4)
/* --- DAC_DHR8R2 values --------------------------------------------------- */
#define DAC_DHR8R2_DACC2DHR_LSB (1 << 0)
#define DAC_DHR8R2_DACC2DHR_MSK (0x00FF << 0)
/* --- DAC_DHR12RD values -------------------------------------------------- */
#define DAC_DHR12RD_DACC2DHR_LSB (1 << 16)
#define DAC_DHR12RD_DACC2DHR_MSK (0x0FFF << 16)
#define DAC_DHR12RD_DACC1DHR_LSB (1 << 0)
#define DAC_DHR12RD_DACC1DHR_MSK (0x0FFF << 0)
/* --- DAC_DHR12LD values -------------------------------------------------- */
#define DAC_DHR12LD_DACC2DHR_LSB (1 << 16)
#define DAC_DHR12LD_DACC2DHR_MSK (0x0FFF << 20)
#define DAC_DHR12LD_DACC1DHR_LSB (1 << 0)
#define DAC_DHR12LD_DACC1DHR_MSK (0x0FFF << 4)
/* --- DAC_DHR8RD values --------------------------------------------------- */
#define DAC_DHR8RD_DACC2DHR_LSB (1 << 8)
#define DAC_DHR8RD_DACC2DHR_MSK (0x00FF << 8)
#define DAC_DHR8RD_DACC1DHR_LSB (1 << 0)
#define DAC_DHR8RD_DACC1DHR_MSK (0x00FF << 0)
/* --- DAC_DOR1 values ----------------------------------------------------- */
#define DAC_DOR1_DACC1DOR_LSB (1 << 0)
#define DAC_DOR1_DACC1DOR_MSK (0x0FFF << 0)
/* --- DAC_DOR2 values ----------------------------------------------------- */
#define DAC_DOR2_DACC2DOR_LSB (1 << 0)
#define DAC_DOR2_DACC2DOR_MSK (0x0FFF << 0)
/** DAC channel identifier */
typedef enum {
CHANNEL_1, CHANNEL_2, CHANNEL_D
} data_channel;
/** DAC data size (8/12 bits), alignment (right/left) */
typedef enum {
RIGHT8, RIGHT12, LEFT12
} data_align;
/* --- Function prototypes ------------------------------------------------- */
BEGIN_DECLS
void dac_enable(data_channel dac_channel);
void dac_disable(data_channel dac_channel);
void dac_buffer_enable(data_channel dac_channel);
void dac_buffer_disable(data_channel dac_channel);
void dac_dma_enable(data_channel dac_channel);
void dac_dma_disable(data_channel dac_channel);
void dac_trigger_enable(data_channel dac_channel);
void dac_trigger_disable(data_channel dac_channel);
void dac_set_trigger_source(u32 dac_trig_src);
void dac_set_waveform_generation(u32 dac_wave_ens);
void dac_disable_waveform_generation(data_channel dac_channel);
void dac_set_waveform_characteristics(u32 dac_mamp);
void dac_load_data_buffer_single(u32 dac_data, data_align dac_data_format, data_channel dac_channel);
void dac_load_data_buffer_dual(u32 dac_data1, u32 dac_data2, data_align dac_data_format);
void dac_software_trigger(data_channel dac_channel);
END_DECLS
#endif
/**@}*/

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@ -1,24 +1,8 @@
/** @defgroup STM32F_dac_defines DAC Defines
@brief <b>libopencm3 Defined Constants and Types for the STM32F Digital to Analog Converter </b>
@ingroup STM32F_defines
@version 1.0.0
@author @htmlonly &copy; @endhtmlonly 2012 Felix Held <felix-libopencm3@felixheld.de>
@author @htmlonly &copy; @endhtmlonly 2012 Ken Sarkies
@date 18 August 2012
LGPL License Terms @ref lgpl_license
*/
/* This provides unification of code over STM32F subfamilies */
/*
* This file is part of the libopencm3 project.
*
* Copyright (C) 2012 Felix Held <felix-libopencm3@felixheld.de>
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
@ -33,386 +17,15 @@ LGPL License Terms @ref lgpl_license
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
/**@{*/
#ifndef LIBOPENCM3_DAC_H
#define LIBOPENCM3_DAC_H
#include <libopencm3/stm32/memorymap.h>
#include <libopencm3/cm3/common.h>
/* --- DAC registers ------------------------------------------------------- */
/* DAC control register (DAC_CR) */
#define DAC_CR MMIO32(DAC_BASE + 0x00)
/* DAC software trigger register (DAC_SWTRIGR) */
#define DAC_SWTRIGR MMIO32(DAC_BASE + 0x04)
/* DAC channel1 12-bit right-aligned data holding register (DAC_DHR12R1) */
#define DAC_DHR12R1 MMIO32(DAC_BASE + 0x08)
/* DAC channel1 12-bit left aligned data holding register (DAC_DHR12L1) */
#define DAC_DHR12L1 MMIO32(DAC_BASE + 0x0C)
/* DAC channel1 8-bit right aligned data holding register (DAC_DHR8R1) */
#define DAC_DHR8R1 MMIO32(DAC_BASE + 0x10)
/* DAC channel2 12-bit right aligned data holding register (DAC_DHR12R2) */
#define DAC_DHR12R2 MMIO32(DAC_BASE + 0x14)
/* DAC channel2 12-bit left aligned data holding register (DAC_DHR12L2) */
#define DAC_DHR12L2 MMIO32(DAC_BASE + 0x18)
/* DAC channel2 8-bit right-aligned data holding register (DAC_DHR8R2) */
#define DAC_DHR8R2 MMIO32(DAC_BASE + 0x1C)
/* Dual DAC 12-bit right-aligned data holding register (DAC_DHR12RD) */
#define DAC_DHR12RD MMIO32(DAC_BASE + 0x20)
/* DUAL DAC 12-bit left aligned data holding register (DAC_DHR12LD) */
#define DAC_DHR12LD MMIO32(DAC_BASE + 0x24)
/* DUAL DAC 8-bit right aligned data holding register (DAC_DHR8RD) */
#define DAC_DHR8RD MMIO32(DAC_BASE + 0x28)
/* DAC channel1 data output register (DAC_DOR1) */
#define DAC_DOR1 MMIO32(DAC_BASE + 0x2C)
/* DAC channel2 data output register (DAC_DOR2) */
#define DAC_DOR2 MMIO32(DAC_BASE + 0x30)
/* --- DAC_CR values ------------------------------------------------------- */
/* DMAUDRIE2: DAC channel2 DMA underrun interrupt enable */
/* doesn't exist in most members of the STM32F1 family */
#define DAC_CR_DMAUDRIE2 (1 << 29)
/* DMAEN2: DAC channel2 DMA enable */
#define DAC_CR_DMAEN2 (1 << 28)
/* MAMP2[3:0]: DAC channel2 mask/amplitude selector */
/* DAC_CR_MAMP2_n:
* Unmask bits [(n-1)..0] of LFSR/Triangle Amplitude equal to (2**n)-1
*/
#define DAC_CR_MAMP2_SHIFT 24
/** @defgroup dac_mamp2 DAC Channel 2 LFSR Mask and Triangle Wave Amplitude values
@ingroup STM32F_dac_defines
Unmask bits [(n-1)..0] of LFSR/Triangle Amplitude equal to (2**(n)-1
@{*/
#define DAC_CR_MAMP2_1 (0x0 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_2 (0x1 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_3 (0x2 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_4 (0x3 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_5 (0x4 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_6 (0x5 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_7 (0x6 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_8 (0x7 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_9 (0x8 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_10 (0x9 << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_11 (0xA << DAC_CR_MAMP2_SHIFT)
#define DAC_CR_MAMP2_12 (0xB << DAC_CR_MAMP2_SHIFT)
/**@}*/
/* WAVE2[1:0]: DAC channel2 noise/triangle wave generation enable */
/* Legend:
* DIS: wave generation disabled
* NOISE: Noise wave generation enabled
* TRI: Triangle wave generation enabled
*
* Note: only used if bit TEN2 = 1 (DAC channel2 trigger enabled)
*/
#define DAC_CR_WAVE2_SHIFT 22
#define DAC_CR_WAVE2_DIS (0x3 << DAC_CR_WAVE2_SHIFT)
/** @defgroup dac_wave2_en DAC Channel 2 Waveform Generation Enable
@ingroup STM32F_dac_defines
@li NOISE: Noise wave generation enabled
@li TRI: Triangle wave generation enabled
@note: only used if bit TEN2 is set (DAC channel2 trigger enabled)
@{*/
#define DAC_CR_WAVE2_NOISE (0x1 << DAC_CR_WAVE2_SHIFT)
#define DAC_CR_WAVE2_TRI (0x2 << DAC_CR_WAVE2_SHIFT)
/**@}*/
/* TSEL2[2:0]: DAC channel2 trigger selection */
/* Legend:
*
* T6: Timer 6 TRGO event
* T3: Timer 3 TRGO event
* T8: Timer 8 TRGO event
* T7: Timer 7 TRGO event
* T5: Timer 5 TRGO event
* T15: Timer 15 TRGO event
* T2: Timer 2 TRGO event
* T4: Timer 4 TRGO event
* E9: External line9
* SW: Software trigger
*
* Note: only used if bit TEN2 = 1 (DAC channel2 trigger enabled)
* Note: T3 == T8; T5 == T15; not both present on one device
* Note: this is *not* valid for the STM32L1 family
*/
#define DAC_CR_TSEL2_SHIFT 19
/** @defgroup dac_trig2_sel DAC Channel 2 Trigger Source Selection
@ingroup STM32F_dac_defines
@li T6: Timer 6 TRGO event
@li T3: Timer 3 TRGO event
@li T8: Timer 8 TRGO event
@li T7: Timer 7 TRGO event
@li T5: Timer 5 TRGO event
@li T15: Timer 15 TRGO event
@li T2: Timer 2 TRGO event
@li T4: Timer 4 TRGO event
@li E9: External line9
@li SW: Software trigger
@note: Refer to the timer documentation for details of the TRGO event.
@note: T3 replaced by T8 and T5 replaced by T15 in some devices.
@note: this is <b>not</b> valid for the STM32L1 family.
@note: only used if bit TEN2 is set (DAC channel 2 trigger enabled)
@{*/
#define DAC_CR_TSEL2_T6 (0x0 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T3 (0x1 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T8 (0x1 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T7 (0x2 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T5 (0x3 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T15 (0x3 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T2 (0x4 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_T4 (0x5 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_E9 (0x6 << DAC_CR_TSEL2_SHIFT)
#define DAC_CR_TSEL2_SW (0x7 << DAC_CR_TSEL2_SHIFT)
/**@}*/
/* TEN2: DAC channel2 trigger enable */
#define DAC_CR_TEN2 (1 << 18)
/* BOFF2: DAC channel2 output buffer disable */
#define DAC_CR_BOFF2 (1 << 17)
/* EN2: DAC channel2 enable */
#define DAC_CR_EN2 (1 << 16)
/* DMAUDRIE1: DAC channel1 DMA underrun interrupt enable */
/* doesn't exist in most members of the STM32F1 family */
#define DAC_CR_DMAUDRIE1 (1 << 13)
/* DMAEN1: DAC channel1 DMA enable */
#define DAC_CR_DMAEN1 (1 << 12)
/* MAMP1[3:0]: DAC channel1 mask/amplitude selector */
/* DAC_CR_MAMP1_n:
* Unmask bits [(n-1)..0] of LFSR/Triangle Amplitude equal to (2**n)-1
*/
#define DAC_CR_MAMP1_SHIFT 8
/** @defgroup dac_mamp1 DAC Channel 1 LFSR Mask and Triangle Wave Amplitude values
@ingroup STM32F_dac_defines
Unmask bits [(n-1)..0] of LFSR/Triangle Amplitude equal to (2**(n+1)-1
@{*/
#define DAC_CR_MAMP1_1 (0x0 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_2 (0x1 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_3 (0x2 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_4 (0x3 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_5 (0x4 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_6 (0x5 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_7 (0x6 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_8 (0x7 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_9 (0x8 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_10 (0x9 << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_11 (0xA << DAC_CR_MAMP1_SHIFT)
#define DAC_CR_MAMP1_12 (0xB << DAC_CR_MAMP1_SHIFT)
/**@}*/
/* WAVE1[1:0]: DAC channel1 noise/triangle wave generation enable */
/* Legend:
* DIS: wave generation disabled
* NOISE: Noise wave generation enabled
* TRI: Triangle wave generation enabled
*
* Note: only used if bit TEN1 = 1 (DAC channel1 trigger enabled)
*/
#define DAC_CR_WAVE1_SHIFT 6
#define DAC_CR_WAVE1_DIS (0x3 << DAC_CR_WAVE1_SHIFT)
/** @defgroup dac_wave1_en DAC Channel 1 Waveform Generation Enable
@ingroup STM32F_dac_defines
@li DIS: wave generation disabled
@li NOISE: Noise wave generation enabled
@li TRI: Triangle wave generation enabled
@note: only used if bit TEN2 = 1 (DAC channel2 trigger enabled)
@{*/
#define DAC_CR_WAVE1_NOISE (0x1 << DAC_CR_WAVE1_SHIFT)
#define DAC_CR_WAVE1_TRI (0x2 << DAC_CR_WAVE1_SHIFT)
/**@}*/
/* TSEL1[2:0]: DAC channel1 trigger selection */
/* Legend:
*
* T6: Timer 6 TRGO event
* T3: Timer 3 TRGO event in connectivity line devices
* T8: Timer 8 TRGO event in high-density and XL-density devices
* T7: Timer 7 TRGO event
* T5: Timer 5 TRGO event
* T15: Timer 15 TRGO event
* T2: Timer 2 TRGO event
* T4: Timer 4 TRGO event
* E9: External line9
* SW: Software trigger
*
* Note: only used if bit TEN1 = 1 (DAC channel1 trigger enabled)
* Note: T3 == T8; T5 == T15; not both present on one device
* Note: this is *not* valid for the STM32L1 family
*/
#define DAC_CR_TSEL1_SHIFT 3
/** @defgroup dac_trig1_sel DAC Channel 1 Trigger Source Selection
@ingroup STM32F_dac_defines
@li T6: Timer 6 TRGO event
@li T3: Timer 3 TRGO event
@li T8: Timer 8 TRGO event
@li T7: Timer 7 TRGO event
@li T5: Timer 5 TRGO event
@li T15: Timer 15 TRGO event
@li T2: Timer 2 TRGO event
@li T4: Timer 4 TRGO event
@li E9: External line 9
@li SW: Software trigger
@note: Refer to the timer documentation for details of the TRGO event.
@note: T3 replaced by T8 and T5 replaced by T15 in some devices.
@note: this is <b>not</b> valid for the STM32L1 family.
@note: only used if bit TEN2 is set (DAC channel 1 trigger enabled).
@{*/
#define DAC_CR_TSEL1_T6 (0x0 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T3 (0x1 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T8 (0x1 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T7 (0x2 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T5 (0x3 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T15 (0x3 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T2 (0x4 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_T4 (0x5 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_E9 (0x6 << DAC_CR_TSEL1_SHIFT)
#define DAC_CR_TSEL1_SW (0x7 << DAC_CR_TSEL1_SHIFT)
/**@}*/
/* TEN1: DAC channel1 trigger enable */
#define DAC_CR_TEN1 (1 << 2)
/* BOFF1: DAC channel1 output buffer disable */
#define DAC_CR_BOFF1 (1 << 1)
/* EN1: DAC channel1 enable */
#define DAC_CR_EN1 (1 << 0)
/* --- DAC_SWTRIGR values -------------------------------------------------- */
/* SWTRIG2: DAC channel2 software trigger */
#define DAC_SWTRIGR_SWTRIG2 (1 << 1)
/* SWTRIG1: DAC channel1 software trigger */
#define DAC_SWTRIGR_SWTRIG1 (1 << 0)
/* --- DAC_DHR12R1 values -------------------------------------------------- */
#define DAC_DHR12R1_DACC1DHR_LSB (1 << 0)
#define DAC_DHR12R1_DACC1DHR_MSK (0x0FFF << 0)
/* --- DAC_DHR12L1 values -------------------------------------------------- */
#define DAC_DHR12L1_DACC1DHR_LSB (1 << 4)
#define DAC_DHR12L1_DACC1DHR_MSK (0x0FFF << 4)
/* --- DAC_DHR8R1 values --------------------------------------------------- */
#define DAC_DHR8R1_DACC1DHR_LSB (1 << 0)
#define DAC_DHR8R1_DACC1DHR_MSK (0x00FF << 0)
/* --- DAC_DHR12R2 values -------------------------------------------------- */
#define DAC_DHR12R2_DACC2DHR_LSB (1 << 0)
#define DAC_DHR12R2_DACC2DHR_MSK (0x00FFF << 0)
/* --- DAC_DHR12L2 values -------------------------------------------------- */
#define DAC_DHR12L2_DACC2DHR_LSB (1 << 4)
#define DAC_DHR12L2_DACC2DHR_MSK (0x0FFF << 4)
/* --- DAC_DHR8R2 values --------------------------------------------------- */
#define DAC_DHR8R2_DACC2DHR_LSB (1 << 0)
#define DAC_DHR8R2_DACC2DHR_MSK (0x00FF << 0)
/* --- DAC_DHR12RD values -------------------------------------------------- */
#define DAC_DHR12RD_DACC2DHR_LSB (1 << 16)
#define DAC_DHR12RD_DACC2DHR_MSK (0x0FFF << 16)
#define DAC_DHR12RD_DACC1DHR_LSB (1 << 0)
#define DAC_DHR12RD_DACC1DHR_MSK (0x0FFF << 0)
/* --- DAC_DHR12LD values -------------------------------------------------- */
#define DAC_DHR12LD_DACC2DHR_LSB (1 << 16)
#define DAC_DHR12LD_DACC2DHR_MSK (0x0FFF << 20)
#define DAC_DHR12LD_DACC1DHR_LSB (1 << 0)
#define DAC_DHR12LD_DACC1DHR_MSK (0x0FFF << 4)
/* --- DAC_DHR8RD values --------------------------------------------------- */
#define DAC_DHR8RD_DACC2DHR_LSB (1 << 8)
#define DAC_DHR8RD_DACC2DHR_MSK (0x00FF << 8)
#define DAC_DHR8RD_DACC1DHR_LSB (1 << 0)
#define DAC_DHR8RD_DACC1DHR_MSK (0x00FF << 0)
/* --- DAC_DOR1 values ----------------------------------------------------- */
#define DAC_DOR1_DACC1DOR_LSB (1 << 0)
#define DAC_DOR1_DACC1DOR_MSK (0x0FFF << 0)
/* --- DAC_DOR2 values ----------------------------------------------------- */
#define DAC_DOR2_DACC2DOR_LSB (1 << 0)
#define DAC_DOR2_DACC2DOR_MSK (0x0FFF << 0)
/** DAC channel identifier */
typedef enum {
CHANNEL_1, CHANNEL_2, CHANNEL_D
} data_channel;
/** DAC data size (8/12 bits), alignment (right/left) */
typedef enum {
RIGHT8, RIGHT12, LEFT12
} data_align;
/* --- Function prototypes ------------------------------------------------- */
BEGIN_DECLS
void dac_enable(data_channel dac_channel);
void dac_disable(data_channel dac_channel);
void dac_buffer_enable(data_channel dac_channel);
void dac_buffer_disable(data_channel dac_channel);
void dac_dma_enable(data_channel dac_channel);
void dac_dma_disable(data_channel dac_channel);
void dac_trigger_enable(data_channel dac_channel);
void dac_trigger_disable(data_channel dac_channel);
void dac_set_trigger_source(u32 dac_trig_src);
void dac_set_waveform_generation(u32 dac_wave_ens);
void dac_disable_waveform_generation(data_channel dac_channel);
void dac_set_waveform_characteristics(u32 dac_mamp);
void dac_load_data_buffer_single(u32 dac_data, data_align dac_data_format, data_channel dac_channel);
void dac_load_data_buffer_dual(u32 dac_data1, u32 dac_data2, data_align dac_data_format);
void dac_software_trigger(data_channel dac_channel);
END_DECLS
#if defined(STM32F1)
# include <libopencm3/stm32/f1/dac.h>
#elif defined(STM32F2)
# include <libopencm3/stm32/f2/dac.h>
#elif defined(STM32F4)
# include <libopencm3/stm32/f4/dac.h>
#elif defined(STM32L1)
# include <libopencm3/stm32/l1/dac.h>
#else
# error "stm32 family not defined."
#endif
/**@}*/

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@ -0,0 +1,40 @@
/** @defgroup dac_defines DAC Defines
@brief <b>Defined Constants and Types for the STM32F1xx DAC</b>
@ingroup STM32F1xx_defines
@version 1.0.0
@author @htmlonly &copy; @endhtmlonly 2012 Ken Sarkies <ksarkies@internode.on.net>
@date 5 December 2012
LGPL License Terms @ref lgpl_license
*/
/*
* This file is part of the libopencm3 project.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef LIBOPENCM3_DAC_H
#define LIBOPENCM3_DAC_H
#include <libopencm3/stm32/f1/memorymap.h>
#include <libopencm3/stm32/common/dac_common_all.h>
#endif

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@ -0,0 +1,40 @@
/** @defgroup dac_defines DAC Defines
@brief <b>Defined Constants and Types for the STM32F2xx DAC</b>
@ingroup STM32F2xx_defines
@version 1.0.0
@author @htmlonly &copy; @endhtmlonly 2012 Ken Sarkies <ksarkies@internode.on.net>
@date 5 December 2012
LGPL License Terms @ref lgpl_license
*/
/*
* This file is part of the libopencm3 project.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef LIBOPENCM3_DAC_H
#define LIBOPENCM3_DAC_H
#include <libopencm3/stm32/f2/memorymap.h>
#include <libopencm3/stm32/common/dac_common_all.h>
#endif

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@ -0,0 +1,40 @@
/** @defgroup dac_defines DAC Defines
@brief <b>Defined Constants and Types for the STM32F4xx DAC</b>
@ingroup STM32F4xx_defines
@version 1.0.0
@author @htmlonly &copy; @endhtmlonly 2012 Ken Sarkies <ksarkies@internode.on.net>
@date 5 December 2012
LGPL License Terms @ref lgpl_license
*/
/*
* This file is part of the libopencm3 project.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef LIBOPENCM3_DAC_H
#define LIBOPENCM3_DAC_H
#include <libopencm3/stm32/f4/memorymap.h>
#include <libopencm3/stm32/common/dac_common_all.h>
#endif

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@ -0,0 +1,40 @@
/** @defgroup dac_defines DAC Defines
@brief <b>Defined Constants and Types for the STM32L1xx DAC</b>
@ingroup STM32L1xx_defines
@version 1.0.0
@author @htmlonly &copy; @endhtmlonly 2012 Ken Sarkies <ksarkies@internode.on.net>
@date 5 December 2012
LGPL License Terms @ref lgpl_license
*/
/*
* This file is part of the libopencm3 project.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef LIBOPENCM3_DAC_H
#define LIBOPENCM3_DAC_H
#include <libopencm3/stm32/l1/memorymap.h>
#include <libopencm3/stm32/common/dac_common_all.h>
#endif

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@ -1,8 +1,4 @@
/** @defgroup STM32F_dac_file DAC
@ingroup STM32F_files
@brief <b>libopencm3 STM32Fxx Digital to Analog Converter</b>
/** @addtogroup dac_file
@version 1.0.0

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@ -31,9 +31,9 @@ ARFLAGS = rcs
OBJS = rcc.o gpio.o usart.o adc.o flash.o \
rtc.o i2c.o dma.o exti.o ethernet.o \
usb_f103.o usb.o usb_control.o usb_standard.o can.o \
timer.o usb_f107.o desig.o crc.o dac.o iwdg.o pwr.o \
timer.o usb_f107.o desig.o crc.o iwdg.o pwr.o \
usb_fx07_common.o \
gpio_common_all.o spi_common_all.o
gpio_common_all.o spi_common_all.o dac_common_all.o
VPATH += ../../usb:../:../../cm3:../common

28
lib/stm32/f1/dac.c Normal file
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@ -0,0 +1,28 @@
/** @defgroup dac_file DAC
@ingroup STM32F1xx
@brief <b>libopencm3 STM32F1xx DAC</b>
*/
/*
* This file is part of the libopencm3 project.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include <libopencm3/stm32/dac.h>
#include <libopencm3/stm32/common/dac_common_all.h>

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@ -30,7 +30,7 @@ CFLAGS = -Os -g -Wall -Wextra -I../../../include -fno-common \
ARFLAGS = rcs
OBJS = rcc.o gpio.o usart.o flash.o \
i2c.o exti2.o timer.o \
gpio_common_all.o gpio_common_f24.o spi_common_all.o
gpio_common_all.o gpio_common_f24.o spi_common_all.o dac_common_all.o
VPATH += ../../usb:../:../../cm3:../common

28
lib/stm32/f2/dac.c Normal file
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@ -0,0 +1,28 @@
/** @defgroup dac_file DAC
@ingroup STM32F2xx
@brief <b>libopencm3 STM32F2xx DAC</b>
*/
/*
* This file is part of the libopencm3 project.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include <libopencm3/stm32/dac.h>
#include <libopencm3/stm32/common/dac_common_all.h>

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@ -33,7 +33,7 @@ OBJS = rcc.o gpio.o usart.o flash.o \
i2c.o exti2.o pwr.o timer.o \
usb.o usb_standard.o usb_control.o usb_fx07_common.o usb_f107.o \
usb_f207.o adc.o dma.o \
gpio_common_all.o gpio_common_f24.o spi_common_all.o
gpio_common_all.o gpio_common_f24.o spi_common_all.o dac_common_all.o
VPATH += ../../usb:../:../../cm3:../common

28
lib/stm32/f4/dac.c Normal file
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@ -0,0 +1,28 @@
/** @defgroup dac_file DAC
@ingroup STM32F4xx
@brief <b>libopencm3 STM32F4xx DAC</b>
*/
/*
* This file is part of the libopencm3 project.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include <libopencm3/stm32/dac.h>
#include <libopencm3/stm32/common/dac_common_all.h>

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@ -28,10 +28,9 @@ CFLAGS = -Os -g -Wall -Wextra -I../../../include -fno-common \
-ffunction-sections -fdata-sections -MD -DSTM32L1
# ARFLAGS = rcsv
ARFLAGS = rcs
OBJS = rcc.o desig.o crc.o usart.o exti2.o
OBJS += flash.o gpio_common_all.o gpio_common_f24.o spi_common_all.o
OBJS += pwr_chipset.o # TODO, get pwr.o to fix f2/f4 first... pwr.o
OBJS += timer.o
OBJS = rcc.o desig.o crc.o usart.o exti2.o flash.o timer.o
OBJS += gpio_common_all.o gpio_common_f24.o spi_common_all.o dac_common_all.o
OBJS += pwr_chipset.o # TODO, get pwr.o to fix f2/f4 first... pwr.o
VPATH += ../../usb:../:../../cm3:../common

28
lib/stm32/l1/dac.c Normal file
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@ -0,0 +1,28 @@
/** @defgroup dac_file DAC
@ingroup STM32L1xx
@brief <b>libopencm3 STM32L1xx DAC</b>
*/
/*
* This file is part of the libopencm3 project.
*
* This library is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*/
#include <libopencm3/stm32/dac.h>
#include <libopencm3/stm32/common/dac_common_all.h>