stm32f10x_dac.h 15 KB

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  1. /**
  2. ******************************************************************************
  3. * @file stm32f10x_dac.h
  4. * @author MCD Application Team
  5. * @version V3.3.0
  6. * @date 04/16/2010
  7. * @brief This file contains all the functions prototypes for the DAC firmware
  8. * library.
  9. ******************************************************************************
  10. * @copy
  11. *
  12. * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
  13. * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
  14. * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
  15. * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
  16. * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
  17. * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
  18. *
  19. * <h2><center>&copy; COPYRIGHT 2010 STMicroelectronics</center></h2>
  20. */
  21. /* Define to prevent recursive inclusion -------------------------------------*/
  22. #ifndef __STM32F10x_DAC_H
  23. #define __STM32F10x_DAC_H
  24. #ifdef __cplusplus
  25. extern "C" {
  26. #endif
  27. /* Includes ------------------------------------------------------------------*/
  28. #include "stm32f10x.h"
  29. /** @addtogroup STM32F10x_StdPeriph_Driver
  30. * @{
  31. */
  32. /** @addtogroup DAC
  33. * @{
  34. */
  35. /** @defgroup DAC_Exported_Types
  36. * @{
  37. */
  38. /**
  39. * @brief DAC Init structure definition
  40. */
  41. typedef struct
  42. {
  43. uint32_t DAC_Trigger; /*!< Specifies the external trigger for the selected DAC channel.
  44. This parameter can be a value of @ref DAC_trigger_selection */
  45. uint32_t DAC_WaveGeneration; /*!< Specifies whether DAC channel noise waves or triangle waves
  46. are generated, or whether no wave is generated.
  47. This parameter can be a value of @ref DAC_wave_generation */
  48. uint32_t DAC_LFSRUnmask_TriangleAmplitude; /*!< Specifies the LFSR mask for noise wave generation or
  49. the maximum amplitude triangle generation for the DAC channel.
  50. This parameter can be a value of @ref DAC_lfsrunmask_triangleamplitude */
  51. uint32_t DAC_OutputBuffer; /*!< Specifies whether the DAC channel output buffer is enabled or disabled.
  52. This parameter can be a value of @ref DAC_output_buffer */
  53. }DAC_InitTypeDef;
  54. /**
  55. * @}
  56. */
  57. /** @defgroup DAC_Exported_Constants
  58. * @{
  59. */
  60. /** @defgroup DAC_trigger_selection
  61. * @{
  62. */
  63. #define DAC_Trigger_None ((uint32_t)0x00000000) /*!< Conversion is automatic once the DAC1_DHRxxxx register
  64. has been loaded, and not by external trigger */
  65. #define DAC_Trigger_T6_TRGO ((uint32_t)0x00000004) /*!< TIM6 TRGO selected as external conversion trigger for DAC channel */
  66. #define DAC_Trigger_T8_TRGO ((uint32_t)0x0000000C) /*!< TIM8 TRGO selected as external conversion trigger for DAC channel
  67. only in High-density devices*/
  68. #define DAC_Trigger_T3_TRGO ((uint32_t)0x0000000C) /*!< TIM8 TRGO selected as external conversion trigger for DAC channel
  69. only in Connectivity line, Medium-density and Low-density Value Line devices */
  70. #define DAC_Trigger_T7_TRGO ((uint32_t)0x00000014) /*!< TIM7 TRGO selected as external conversion trigger for DAC channel */
  71. #define DAC_Trigger_T5_TRGO ((uint32_t)0x0000001C) /*!< TIM5 TRGO selected as external conversion trigger for DAC channel */
  72. #define DAC_Trigger_T15_TRGO ((uint32_t)0x0000001C) /*!< TIM15 TRGO selected as external conversion trigger for DAC channel
  73. only in Medium-density and Low-density Value Line devices*/
  74. #define DAC_Trigger_T2_TRGO ((uint32_t)0x00000024) /*!< TIM2 TRGO selected as external conversion trigger for DAC channel */
  75. #define DAC_Trigger_T4_TRGO ((uint32_t)0x0000002C) /*!< TIM4 TRGO selected as external conversion trigger for DAC channel */
  76. #define DAC_Trigger_Ext_IT9 ((uint32_t)0x00000034) /*!< EXTI Line9 event selected as external conversion trigger for DAC channel */
  77. #define DAC_Trigger_Software ((uint32_t)0x0000003C) /*!< Conversion started by software trigger for DAC channel */
  78. #define IS_DAC_TRIGGER(TRIGGER) (((TRIGGER) == DAC_Trigger_None) || \
  79. ((TRIGGER) == DAC_Trigger_T6_TRGO) || \
  80. ((TRIGGER) == DAC_Trigger_T8_TRGO) || \
  81. ((TRIGGER) == DAC_Trigger_T7_TRGO) || \
  82. ((TRIGGER) == DAC_Trigger_T5_TRGO) || \
  83. ((TRIGGER) == DAC_Trigger_T2_TRGO) || \
  84. ((TRIGGER) == DAC_Trigger_T4_TRGO) || \
  85. ((TRIGGER) == DAC_Trigger_Ext_IT9) || \
  86. ((TRIGGER) == DAC_Trigger_Software))
  87. /**
  88. * @}
  89. */
  90. /** @defgroup DAC_wave_generation
  91. * @{
  92. */
  93. #define DAC_WaveGeneration_None ((uint32_t)0x00000000)
  94. #define DAC_WaveGeneration_Noise ((uint32_t)0x00000040)
  95. #define DAC_WaveGeneration_Triangle ((uint32_t)0x00000080)
  96. #define IS_DAC_GENERATE_WAVE(WAVE) (((WAVE) == DAC_WaveGeneration_None) || \
  97. ((WAVE) == DAC_WaveGeneration_Noise) || \
  98. ((WAVE) == DAC_WaveGeneration_Triangle))
  99. /**
  100. * @}
  101. */
  102. /** @defgroup DAC_lfsrunmask_triangleamplitude
  103. * @{
  104. */
  105. #define DAC_LFSRUnmask_Bit0 ((uint32_t)0x00000000) /*!< Unmask DAC channel LFSR bit0 for noise wave generation */
  106. #define DAC_LFSRUnmask_Bits1_0 ((uint32_t)0x00000100) /*!< Unmask DAC channel LFSR bit[1:0] for noise wave generation */
  107. #define DAC_LFSRUnmask_Bits2_0 ((uint32_t)0x00000200) /*!< Unmask DAC channel LFSR bit[2:0] for noise wave generation */
  108. #define DAC_LFSRUnmask_Bits3_0 ((uint32_t)0x00000300) /*!< Unmask DAC channel LFSR bit[3:0] for noise wave generation */
  109. #define DAC_LFSRUnmask_Bits4_0 ((uint32_t)0x00000400) /*!< Unmask DAC channel LFSR bit[4:0] for noise wave generation */
  110. #define DAC_LFSRUnmask_Bits5_0 ((uint32_t)0x00000500) /*!< Unmask DAC channel LFSR bit[5:0] for noise wave generation */
  111. #define DAC_LFSRUnmask_Bits6_0 ((uint32_t)0x00000600) /*!< Unmask DAC channel LFSR bit[6:0] for noise wave generation */
  112. #define DAC_LFSRUnmask_Bits7_0 ((uint32_t)0x00000700) /*!< Unmask DAC channel LFSR bit[7:0] for noise wave generation */
  113. #define DAC_LFSRUnmask_Bits8_0 ((uint32_t)0x00000800) /*!< Unmask DAC channel LFSR bit[8:0] for noise wave generation */
  114. #define DAC_LFSRUnmask_Bits9_0 ((uint32_t)0x00000900) /*!< Unmask DAC channel LFSR bit[9:0] for noise wave generation */
  115. #define DAC_LFSRUnmask_Bits10_0 ((uint32_t)0x00000A00) /*!< Unmask DAC channel LFSR bit[10:0] for noise wave generation */
  116. #define DAC_LFSRUnmask_Bits11_0 ((uint32_t)0x00000B00) /*!< Unmask DAC channel LFSR bit[11:0] for noise wave generation */
  117. #define DAC_TriangleAmplitude_1 ((uint32_t)0x00000000) /*!< Select max triangle amplitude of 1 */
  118. #define DAC_TriangleAmplitude_3 ((uint32_t)0x00000100) /*!< Select max triangle amplitude of 3 */
  119. #define DAC_TriangleAmplitude_7 ((uint32_t)0x00000200) /*!< Select max triangle amplitude of 7 */
  120. #define DAC_TriangleAmplitude_15 ((uint32_t)0x00000300) /*!< Select max triangle amplitude of 15 */
  121. #define DAC_TriangleAmplitude_31 ((uint32_t)0x00000400) /*!< Select max triangle amplitude of 31 */
  122. #define DAC_TriangleAmplitude_63 ((uint32_t)0x00000500) /*!< Select max triangle amplitude of 63 */
  123. #define DAC_TriangleAmplitude_127 ((uint32_t)0x00000600) /*!< Select max triangle amplitude of 127 */
  124. #define DAC_TriangleAmplitude_255 ((uint32_t)0x00000700) /*!< Select max triangle amplitude of 255 */
  125. #define DAC_TriangleAmplitude_511 ((uint32_t)0x00000800) /*!< Select max triangle amplitude of 511 */
  126. #define DAC_TriangleAmplitude_1023 ((uint32_t)0x00000900) /*!< Select max triangle amplitude of 1023 */
  127. #define DAC_TriangleAmplitude_2047 ((uint32_t)0x00000A00) /*!< Select max triangle amplitude of 2047 */
  128. #define DAC_TriangleAmplitude_4095 ((uint32_t)0x00000B00) /*!< Select max triangle amplitude of 4095 */
  129. #define IS_DAC_LFSR_UNMASK_TRIANGLE_AMPLITUDE(VALUE) (((VALUE) == DAC_LFSRUnmask_Bit0) || \
  130. ((VALUE) == DAC_LFSRUnmask_Bits1_0) || \
  131. ((VALUE) == DAC_LFSRUnmask_Bits2_0) || \
  132. ((VALUE) == DAC_LFSRUnmask_Bits3_0) || \
  133. ((VALUE) == DAC_LFSRUnmask_Bits4_0) || \
  134. ((VALUE) == DAC_LFSRUnmask_Bits5_0) || \
  135. ((VALUE) == DAC_LFSRUnmask_Bits6_0) || \
  136. ((VALUE) == DAC_LFSRUnmask_Bits7_0) || \
  137. ((VALUE) == DAC_LFSRUnmask_Bits8_0) || \
  138. ((VALUE) == DAC_LFSRUnmask_Bits9_0) || \
  139. ((VALUE) == DAC_LFSRUnmask_Bits10_0) || \
  140. ((VALUE) == DAC_LFSRUnmask_Bits11_0) || \
  141. ((VALUE) == DAC_TriangleAmplitude_1) || \
  142. ((VALUE) == DAC_TriangleAmplitude_3) || \
  143. ((VALUE) == DAC_TriangleAmplitude_7) || \
  144. ((VALUE) == DAC_TriangleAmplitude_15) || \
  145. ((VALUE) == DAC_TriangleAmplitude_31) || \
  146. ((VALUE) == DAC_TriangleAmplitude_63) || \
  147. ((VALUE) == DAC_TriangleAmplitude_127) || \
  148. ((VALUE) == DAC_TriangleAmplitude_255) || \
  149. ((VALUE) == DAC_TriangleAmplitude_511) || \
  150. ((VALUE) == DAC_TriangleAmplitude_1023) || \
  151. ((VALUE) == DAC_TriangleAmplitude_2047) || \
  152. ((VALUE) == DAC_TriangleAmplitude_4095))
  153. /**
  154. * @}
  155. */
  156. /** @defgroup DAC_output_buffer
  157. * @{
  158. */
  159. #define DAC_OutputBuffer_Enable ((uint32_t)0x00000000)
  160. #define DAC_OutputBuffer_Disable ((uint32_t)0x00000002)
  161. #define IS_DAC_OUTPUT_BUFFER_STATE(STATE) (((STATE) == DAC_OutputBuffer_Enable) || \
  162. ((STATE) == DAC_OutputBuffer_Disable))
  163. /**
  164. * @}
  165. */
  166. /** @defgroup DAC_Channel_selection
  167. * @{
  168. */
  169. #define DAC_Channel_1 ((uint32_t)0x00000000)
  170. #define DAC_Channel_2 ((uint32_t)0x00000010)
  171. #define IS_DAC_CHANNEL(CHANNEL) (((CHANNEL) == DAC_Channel_1) || \
  172. ((CHANNEL) == DAC_Channel_2))
  173. /**
  174. * @}
  175. */
  176. /** @defgroup DAC_data_alignement
  177. * @{
  178. */
  179. #define DAC_Align_12b_R ((uint32_t)0x00000000)
  180. #define DAC_Align_12b_L ((uint32_t)0x00000004)
  181. #define DAC_Align_8b_R ((uint32_t)0x00000008)
  182. #define IS_DAC_ALIGN(ALIGN) (((ALIGN) == DAC_Align_12b_R) || \
  183. ((ALIGN) == DAC_Align_12b_L) || \
  184. ((ALIGN) == DAC_Align_8b_R))
  185. /**
  186. * @}
  187. */
  188. /** @defgroup DAC_wave_generation
  189. * @{
  190. */
  191. #define DAC_Wave_Noise ((uint32_t)0x00000040)
  192. #define DAC_Wave_Triangle ((uint32_t)0x00000080)
  193. #define IS_DAC_WAVE(WAVE) (((WAVE) == DAC_Wave_Noise) || \
  194. ((WAVE) == DAC_Wave_Triangle))
  195. /**
  196. * @}
  197. */
  198. /** @defgroup DAC_data
  199. * @{
  200. */
  201. #define IS_DAC_DATA(DATA) ((DATA) <= 0xFFF0)
  202. /**
  203. * @}
  204. */
  205. #if defined (STM32F10X_LD_VL) || defined (STM32F10X_MD_VL)
  206. /** @defgroup DAC_interrupts_definition
  207. * @{
  208. */
  209. #define DAC_IT_DMAUDR ((uint32_t)0x00002000)
  210. #define IS_DAC_IT(IT) (((IT) == DAC_IT_DMAUDR))
  211. /**
  212. * @}
  213. */
  214. /** @defgroup DAC_flags_definition
  215. * @{
  216. */
  217. #define DAC_FLAG_DMAUDR ((uint32_t)0x00002000)
  218. #define IS_DAC_FLAG(FLAG) (((FLAG) == DAC_FLAG_DMAUDR))
  219. /**
  220. * @}
  221. */
  222. #endif
  223. /**
  224. * @}
  225. */
  226. /** @defgroup DAC_Exported_Macros
  227. * @{
  228. */
  229. /**
  230. * @}
  231. */
  232. /** @defgroup DAC_Exported_Functions
  233. * @{
  234. */
  235. void DAC_DeInit(void);
  236. void DAC_Init(uint32_t DAC_Channel, DAC_InitTypeDef* DAC_InitStruct);
  237. void DAC_StructInit(DAC_InitTypeDef* DAC_InitStruct);
  238. void DAC_Cmd(uint32_t DAC_Channel, FunctionalState NewState);
  239. #if defined (STM32F10X_LD_VL) || defined (STM32F10X_MD_VL)
  240. void DAC_ITConfig(uint32_t DAC_Channel, uint32_t DAC_IT, FunctionalState NewState);
  241. #endif
  242. void DAC_DMACmd(uint32_t DAC_Channel, FunctionalState NewState);
  243. void DAC_SoftwareTriggerCmd(uint32_t DAC_Channel, FunctionalState NewState);
  244. void DAC_DualSoftwareTriggerCmd(FunctionalState NewState);
  245. void DAC_WaveGenerationCmd(uint32_t DAC_Channel, uint32_t DAC_Wave, FunctionalState NewState);
  246. void DAC_SetChannel1Data(uint32_t DAC_Align, uint16_t Data);
  247. void DAC_SetChannel2Data(uint32_t DAC_Align, uint16_t Data);
  248. void DAC_SetDualChannelData(uint32_t DAC_Align, uint16_t Data2, uint16_t Data1);
  249. uint16_t DAC_GetDataOutputValue(uint32_t DAC_Channel);
  250. #if defined (STM32F10X_LD_VL) || defined (STM32F10X_MD_VL)
  251. FlagStatus DAC_GetFlagStatus(uint32_t DAC_Channel, uint32_t DAC_FLAG);
  252. void DAC_ClearFlag(uint32_t DAC_Channel, uint32_t DAC_FLAG);
  253. ITStatus DAC_GetITStatus(uint32_t DAC_Channel, uint32_t DAC_IT);
  254. void DAC_ClearITPendingBit(uint32_t DAC_Channel, uint32_t DAC_IT);
  255. #endif
  256. #ifdef __cplusplus
  257. }
  258. #endif
  259. #endif /*__STM32F10x_DAC_H */
  260. /**
  261. * @}
  262. */
  263. /**
  264. * @}
  265. */
  266. /**
  267. * @}
  268. */
  269. /******************* (C) COPYRIGHT 2010 STMicroelectronics *****END OF FILE****/