source: trunk/firmware/Src/adc.c@ 15

Last change on this file since 15 was 6, checked in by f.jahn, 8 months ago
File size: 8.1 KB
Line 
1/**
2 ******************************************************************************
3 * File Name : ADC.c
4 * Description : This file provides code for the configuration
5 * of the ADC instances.
6 ******************************************************************************
7 * @attention
8 *
9 * <h2><center>&copy; Copyright (c) 2019 STMicroelectronics.
10 * All rights reserved.</center></h2>
11 *
12 * This software component is licensed by ST under BSD 3-Clause license,
13 * the "License"; You may not use this file except in compliance with the
14 * License. You may obtain a copy of the License at:
15 * opensource.org/licenses/BSD-3-Clause
16 *
17 ******************************************************************************
18 */
19
20/* Includes ------------------------------------------------------------------*/
21#include "adc.h"
22
23/* USER CODE BEGIN 0 */
24
25/* USER CODE END 0 */
26
27ADC_HandleTypeDef hadc1;
28DMA_HandleTypeDef hdma_adc1;
29
30/* ADC1 init function */
31void MX_ADC1_Init(void)
32{
33 ADC_ChannelConfTypeDef sConfig = {0};
34
35 /** Configure the global features of the ADC (Clock, Resolution, Data Alignment and number of conversion)
36 */
37 hadc1.Instance = ADC1;
38 hadc1.Init.ClockPrescaler = LL_ADC_CLOCK_SYNC_PCLK_DIV4;
39 hadc1.Init.Resolution = ADC_RESOLUTION_12B;
40 hadc1.Init.DataAlign = ADC_DATAALIGN_RIGHT;
41 hadc1.Init.ScanConvMode = ADC_SCAN_ENABLE;
42 hadc1.Init.EOCSelection = ADC_EOC_SEQ_CONV;
43 hadc1.Init.LowPowerAutoWait = DISABLE;
44 hadc1.Init.LowPowerAutoPowerOff = DISABLE;
45 hadc1.Init.ContinuousConvMode = ENABLE;
46 hadc1.Init.NbrOfConversion = 8;
47 hadc1.Init.DiscontinuousConvMode = DISABLE;
48 hadc1.Init.ExternalTrigConv = ADC_SOFTWARE_START;
49 hadc1.Init.ExternalTrigConvEdge = ADC_EXTERNALTRIGCONVEDGE_NONE;
50 hadc1.Init.DMAContinuousRequests = ENABLE;
51 hadc1.Init.Overrun = ADC_OVR_DATA_OVERWRITTEN;
52 hadc1.Init.SamplingTimeCommon1 = ADC_SAMPLETIME_160CYCLES_5;
53 hadc1.Init.SamplingTimeCommon2 = ADC_SAMPLETIME_160CYCLES_5;
54 hadc1.Init.OversamplingMode = ENABLE;
55 hadc1.Init.Oversampling.Ratio = ADC_OVERSAMPLING_RATIO_32;
56 hadc1.Init.Oversampling.RightBitShift = ADC_RIGHTBITSHIFT_1;
57 hadc1.Init.Oversampling.TriggeredMode = ADC_TRIGGEREDMODE_SINGLE_TRIGGER;
58 hadc1.Init.TriggerFrequencyMode = ADC_TRIGGER_FREQ_HIGH;
59 if (HAL_ADC_Init(&hadc1) != HAL_OK)
60 {
61 Error_Handler();
62 }
63 /** Configure Regular Channel
64 */
65 //Messung Common Mode Voltage (Shunt Spannung - gegen Batterie Minus)
66 sConfig.Channel = ADC_CHANNEL_0;
67 sConfig.Rank = ADC_REGULAR_RANK_1;
68 sConfig.SamplingTime = ADC_SAMPLINGTIME_COMMON_1;
69 if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
70 {
71 Error_Handler();
72 }
73 /** Configure Regular Channel
74 */
75 //Messung Batteriespannung Plus
76 sConfig.Channel = ADC_CHANNEL_1;
77 sConfig.Rank = ADC_REGULAR_RANK_2;
78 sConfig.SamplingTime = ADC_SAMPLINGTIME_COMMON_1;
79 if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
80 {
81 Error_Handler();
82 }
83 /** Configure Regular Channel
84 */
85 //Messung Neu : Vref
86 sConfig.Channel = ADC_CHANNEL_2;
87 sConfig.Rank = ADC_REGULAR_RANK_3;
88 sConfig.SamplingTime = ADC_SAMPLINGTIME_COMMON_1;
89 if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
90 {
91 Error_Handler();
92 }
93
94 //Fast current Plus
95 sConfig.Channel = ADC_CHANNEL_3;
96 sConfig.Rank = ADC_REGULAR_RANK_4;
97 sConfig.SamplingTime = ADC_SAMPLINGTIME_COMMON_1;
98 if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
99 {
100 Error_Handler();
101 }
102
103 //Fast current Minus
104 sConfig.Channel = ADC_CHANNEL_4;
105 sConfig.Rank = ADC_REGULAR_RANK_5;
106 sConfig.SamplingTime = ADC_SAMPLINGTIME_COMMON_1;
107 if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
108 {
109 Error_Handler();
110 }
111
112
113 /** Configure Regular Channel
114 */
115 //ovp sense
116 sConfig.Channel = ADC_CHANNEL_8;
117 sConfig.Rank = ADC_REGULAR_RANK_6;
118 sConfig.SamplingTime = ADC_SAMPLINGTIME_COMMON_2;
119 if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
120 {
121 Error_Handler();
122 }
123
124 //lvp sense
125 sConfig.Channel = ADC_CHANNEL_9;
126 sConfig.Rank = ADC_REGULAR_RANK_7;
127 sConfig.SamplingTime = ADC_SAMPLINGTIME_COMMON_2;
128 if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
129 {
130 Error_Handler();
131 }
132
133
134 //Temp Meas
135 sConfig.Channel = ADC_CHANNEL_10;
136 sConfig.Rank = ADC_REGULAR_RANK_8;
137 sConfig.SamplingTime = ADC_SAMPLINGTIME_COMMON_1;
138 if (HAL_ADC_ConfigChannel(&hadc1, &sConfig) != HAL_OK)
139 {
140 Error_Handler();
141 }
142
143
144
145
146}
147
148void HAL_ADC_MspInit(ADC_HandleTypeDef* adcHandle)
149{
150
151 GPIO_InitTypeDef GPIO_InitStruct = {0};
152 if(adcHandle->Instance==ADC1)
153 {
154 /* USER CODE BEGIN ADC1_MspInit 0 */
155
156 /* USER CODE END ADC1_MspInit 0 */
157 /* ADC1 clock enable */
158 __HAL_RCC_ADC_CLK_ENABLE();
159
160 __HAL_RCC_GPIOA_CLK_ENABLE();
161 __HAL_RCC_GPIOB_CLK_ENABLE();
162 /**ADC1 GPIO Configuration
163 PA0 ------> ADC1_IN0
164 PB0 ------> ADC1_IN8
165 */
166 GPIO_InitStruct.Pin = AIN_U_SHUNT_Pin;
167 GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
168 GPIO_InitStruct.Pull = GPIO_NOPULL;
169 HAL_GPIO_Init(AIN_U_SHUNT_GPIO_Port, &GPIO_InitStruct);
170
171 GPIO_InitStruct.Pin = AIN_U_BATTERY_PLUS_Pin;
172 GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
173 GPIO_InitStruct.Pull = GPIO_NOPULL;
174 HAL_GPIO_Init(AIN_U_BATTERY_PLUS_GPIO_Port, &GPIO_InitStruct);
175
176 GPIO_InitStruct.Pin = AIN_U_BATTERY_MINUS_Pin;
177 GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
178 GPIO_InitStruct.Pull = GPIO_NOPULL;
179 HAL_GPIO_Init(AIN_U_BATTERY_MINUS_GPIO_Port, &GPIO_InitStruct);
180
181 GPIO_InitStruct.Pin = OVP_SENSE_MEAS_Pin;
182 GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
183 GPIO_InitStruct.Pull = GPIO_NOPULL;
184 HAL_GPIO_Init(OVP_SENSE_MEAS_GPIO_Port, &GPIO_InitStruct);
185
186 GPIO_InitStruct.Pin = LVP_SENSE_MEAS_Pin;
187 GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
188 GPIO_InitStruct.Pull = GPIO_NOPULL;
189 HAL_GPIO_Init(LVP_SENSE_MEAS_GPIO_Port, &GPIO_InitStruct);
190
191 GPIO_InitStruct.Pin = TEMP_SENSOR_Pin;
192 GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
193 GPIO_InitStruct.Pull = GPIO_NOPULL;
194 HAL_GPIO_Init(TEMP_SENSOR_GPIO_Port, &GPIO_InitStruct);
195
196
197 GPIO_InitStruct.Pin = ADC_FAST_P_Pin;
198 GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
199 GPIO_InitStruct.Pull = GPIO_NOPULL;
200 HAL_GPIO_Init(ADC_FAST_P_GPIO_Port, &GPIO_InitStruct);
201
202 GPIO_InitStruct.Pin = ADC_FAST_N_Pin;
203 GPIO_InitStruct.Mode = GPIO_MODE_ANALOG;
204 GPIO_InitStruct.Pull = GPIO_NOPULL;
205 HAL_GPIO_Init(ADC_FAST_N_GPIO_Port, &GPIO_InitStruct);
206
207
208 /* ADC1 DMA Init */
209 /* ADC1 Init */
210 hdma_adc1.Instance = DMA1_Channel1;
211 hdma_adc1.Init.Request = DMA_REQUEST_ADC1;
212 hdma_adc1.Init.Direction = DMA_PERIPH_TO_MEMORY;
213 hdma_adc1.Init.PeriphInc = DMA_PINC_DISABLE;
214 hdma_adc1.Init.MemInc = DMA_MINC_ENABLE;
215 hdma_adc1.Init.PeriphDataAlignment = DMA_PDATAALIGN_HALFWORD;
216 hdma_adc1.Init.MemDataAlignment = DMA_MDATAALIGN_WORD;
217 hdma_adc1.Init.Mode = DMA_CIRCULAR;
218 hdma_adc1.Init.Priority = DMA_PRIORITY_LOW;
219 if (HAL_DMA_Init(&hdma_adc1) != HAL_OK)
220 {
221 Error_Handler();
222 }
223
224 __HAL_LINKDMA(adcHandle,DMA_Handle,hdma_adc1);
225
226 /* USER CODE BEGIN ADC1_MspInit 1 */
227 HAL_NVIC_SetPriority(ADC1_IRQn, 0, 0);
228 HAL_NVIC_EnableIRQ(ADC1_IRQn);
229
230 /* USER CODE END ADC1_MspInit 1 */
231 }
232}
233
234void HAL_ADC_MspDeInit(ADC_HandleTypeDef* adcHandle)
235{
236
237 if(adcHandle->Instance==ADC1)
238 {
239 /* USER CODE BEGIN ADC1_MspDeInit 0 */
240
241 /* USER CODE END ADC1_MspDeInit 0 */
242 /* Peripheral clock disable */
243 __HAL_RCC_ADC_CLK_DISABLE();
244
245 /**ADC1 GPIO Configuration
246 PA0 ------> ADC1_IN0
247 PB0 ------> ADC1_IN8
248 */
249 HAL_GPIO_DeInit(AIN_U_SHUNT_GPIO_Port, AIN_U_SHUNT_Pin);
250
251 HAL_GPIO_DeInit(AIN_VREF_MEAS_GPIO_Port, AIN_VREF_MEAS_Pin);
252
253 /* ADC1 DMA DeInit */
254 HAL_DMA_DeInit(adcHandle->DMA_Handle);
255 /* USER CODE BEGIN ADC1_MspDeInit 1 */
256
257 /* USER CODE END ADC1_MspDeInit 1 */
258 }
259}
260
261/* USER CODE BEGIN 1 */
262
263/* USER CODE END 1 */
264
265/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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