1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
|
/**
*********************************************************************************
*
* @file ald_acmp.c
* @brief ACMP module driver.
*
* @version V1.0
* @date 26 Jun 2019
* @author AE Team
* @note
* Change Logs:
* Date Author Notes
* 26 Jun 2019 AE Team The first version
*
* Copyright (C) Shanghai Eastsoft Microelectronics Co. Ltd. All rights reserved.
*
* SPDX-License-Identifier: Apache-2.0
*
* Licensed under the Apache License, Version 2.0 (the License); you may
* not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an AS IS BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**********************************************************************************
*/
#include "ald_conf.h"
/** @addtogroup ES32FXXX_ALD
* @{
*/
/** @defgroup ACMP ACMP
* @brief ACMP module driver
* @{
*/
#ifdef ALD_ACMP
/** @defgroup ACMP_Public_Functions ACMP Public Functions
* @{
*/
/** @defgroup ACMP_Public_Functions_Group1 Initialization functions
* @brief Initialization and Configuration functions
* @{
*/
/**
* @brief Initializes the ACMP mode according to the specified parameters in
* the acmp_init_t and create the associated handle.
* @param hperh: Pointer to a acmp_handle_t structure that contains
* the configuration information for the specified ACMP module.
* @retval Status, see @ref ald_status_t.
*/
ald_status_t ald_acmp_init(acmp_handle_t *hperh)
{
uint32_t tmp = 0;
assert_param(IS_ACMP_TYPE(hperh->perh));
assert_param(IS_ACMP_MODE_TYPE(hperh->init.mode));
assert_param(IS_ACMP_WARM_UP_TIME_TYPE(hperh->init.warm_time));
assert_param(IS_ACMP_HYSTSEL_TYPE(hperh->init.hystsel));
assert_param(IS_ACMP_POS_INPUT_TYPE(hperh->init.p_port));
assert_param(IS_ACMP_NEG_INPUT_TYPE(hperh->init.n_port));
assert_param(IS_ACMP_INACTVAL_TYPE(hperh->init.inactval));
assert_param(IS_FUNC_STATE(hperh->init.out_inv));
assert_param(IS_ACMP_EDGE_TYPE(hperh->init.edge));
assert_param(hperh->init.vdd_level < 64);
__LOCK(hperh);
tmp = ((hperh->init.mode << ACMP_CON_MODSEL_POSS) | (hperh->init.warm_time << ACMP_CON_WARMUPT_POSS) |
(hperh->init.inactval << ACMP_CON_INACTV_POS) | (hperh->init.hystsel << ACMP_CON_HYSTSEL_POSS));
hperh->perh->CON = tmp;
tmp = 0;
tmp |= ((hperh->init.p_port << ACMP_INPUTSEL_PSEL_POSS) | (hperh->init.n_port << ACMP_INPUTSEL_NSEL_POSS) |
(hperh->init.vdd_level << ACMP_INPUTSEL_VDDLVL_POSS));
hperh->perh->INPUTSEL = tmp;
if (hperh->init.out_inv)
SET_BIT(hperh->perh->CON, ACMP_CON_OUTINV_MSK);
else
CLEAR_BIT(hperh->perh->CON, ACMP_CON_OUTINV_MSK);
switch (hperh->init.edge) {
case ACMP_EDGE_NONE:
CLEAR_BIT(hperh->perh->CON, ACMP_CON_FALLEN_MSK);
CLEAR_BIT(hperh->perh->CON, ACMP_CON_RISEEN_MSK);
break;
case ACMP_EDGE_FALL:
SET_BIT(hperh->perh->CON, ACMP_CON_FALLEN_MSK);
CLEAR_BIT(hperh->perh->CON, ACMP_CON_RISEEN_MSK);
break;
case ACMP_EDGE_RISE:
CLEAR_BIT(hperh->perh->CON, ACMP_CON_FALLEN_MSK);
SET_BIT(hperh->perh->CON, ACMP_CON_RISEEN_MSK);
break;
case ACMP_EDGE_ALL:
SET_BIT(hperh->perh->CON, ACMP_CON_FALLEN_MSK);
SET_BIT(hperh->perh->CON, ACMP_CON_RISEEN_MSK);
break;
default:
break;
}
SET_BIT(hperh->perh->CON, ACMP_CON_EN_MSK);
tmp = 0;
while (READ_BIT(hperh->perh->STAT, ACMP_STAT_ACT_MSK) == 0) {
if (tmp++ >= 600000) {
__UNLOCK(hperh);
return ERROR;
}
}
__UNLOCK(hperh);
return OK;
}
/**
* @}
*/
/** @defgroup ACMP_Public_Functions_Group2 Interrupt operation functions
* @brief ACMP Interrupt operation functions
* @{
*/
/**
* @brief Enables or disables the specified ACMP interrupts.
* @param hperh: Pointer to a acmp_handle_t structure that contains
* the configuration information for the specified ACMP module.
* @param it: Specifies the ACMP interrupt sources to be enabled or disabled.
* This parameter can be one of the @ref acmp_it_t.
* @param state: New status
* - ENABLE
* - DISABLE
* @retval None
*/
void ald_acmp_interrupt_config(acmp_handle_t *hperh, acmp_it_t it, type_func_t state)
{
assert_param(IS_ACMP_TYPE(hperh->perh));
assert_param(IS_ACMP_IT_TYPE(it));
assert_param(IS_FUNC_STATE(state));
if (state)
hperh->perh->IES = it;
else
hperh->perh->IEC = it;
return;
}
/**
* @brief Checks whether the specified ACMP interrupt has set or not.
* @param hperh: Pointer to a acmp_handle_t structure that contains
* the configuration information for the specified ACMP module.
* @param it: Specifies the ACMP interrupt sources to be enabled or disabled.
* This parameter can be one of the @ref acmp_it_t.
* @retval it_status_t
* - SET
* - RESET
*/
it_status_t ald_acmp_get_it_status(acmp_handle_t *hperh, acmp_it_t it)
{
assert_param(IS_ACMP_TYPE(hperh->perh));
assert_param(IS_ACMP_IT_TYPE(it));
if (hperh->perh->IEV & it)
return SET;
return RESET;
}
/**
* @brief Checks whether the specified ACMP interrupt has occurred or not.
* @param hperh: Pointer to a acmp_handle_t structure that contains
* the configuration information for the specified ACMP module.
* @param flag: Specifies the ACMP interrupt source to check.
* This parameter can be one of the @ref acmp_flag_t.
* @retval flag_status_t
* - SET
* - RESET
*/
flag_status_t ald_acmp_get_flag_status(acmp_handle_t *hperh, acmp_flag_t flag)
{
assert_param(IS_ACMP_TYPE(hperh->perh));
assert_param(IS_ACMP_FLAG_TYPE(flag));
if (hperh->perh->RIF & flag)
return SET;
return RESET;
}
/**
* @brief Get the status of interrupt flag and interupt source.
* @param hperh: Pointer to a acmp_handle_t structure that contains
* the configuration information for the specified ACMP.
* @param flag: Specifies the ACMP interrupt flag.
* @retval Status:
* - 0: RESET
* - 1: SET
*/
flag_status_t ald_acmp_get_mask_flag_status(acmp_handle_t *hperh, acmp_flag_t flag)
{
assert_param(IS_ACMP_TYPE(hperh->perh));
assert_param(IS_ACMP_FLAG_TYPE(flag));
if (hperh->perh->IFM & flag)
return SET;
return RESET;
}
/** @brief Clear the specified ACMP it flags.
* @param hperh: Pointer to a acmp_handle_t structure that contains
* the configuration information for the specified ACMP module.
* @param flag: specifies the it flag.
* This parameter can be one of the @ref acmp_flag_t.
* @retval None
*/
void ald_acmp_clear_flag_status(acmp_handle_t *hperh, acmp_flag_t flag)
{
assert_param(IS_ACMP_TYPE(hperh->perh));
assert_param(IS_ACMP_FLAG_TYPE(flag));
hperh->perh->IFC = flag;
return;
}
/**
* @}
*/
/** @defgroup ACMP_Public_Functions_Group3 Output value functions
* @brief ACMP Output value functions
* @{
*/
/**
* @brief This function handles ACMP interrupt request.
* @param hperh: Pointer to a acmp_handle_t structure that contains
* the configuration information for the specified ACMP module.
* @retval None
*/
void ald_acmp_irq_handler(acmp_handle_t *hperh)
{
if ((ald_acmp_get_mask_flag_status(hperh, ACMP_FLAG_WARMUP)) == SET) {
ald_acmp_clear_flag_status(hperh, ACMP_FLAG_WARMUP);
if (hperh->acmp_warmup_cplt_cbk)
hperh->acmp_warmup_cplt_cbk(hperh);
}
if ((ald_acmp_get_mask_flag_status(hperh, ACMP_FLAG_EDGE)) == SET) {
ald_acmp_clear_flag_status(hperh, ACMP_FLAG_EDGE);
if (hperh->acmp_edge_cplt_cbk)
hperh->acmp_edge_cplt_cbk(hperh);
}
return;
}
/**
* @brief This function config acmp output.
* @param hperh: Pointer to a acmp_handle_t structure that contains
* the configuration information for the specified ACMP module.
* @param state: ENABLE/DISABLE.
* @retval None
*/
void ald_acmp_out_config(acmp_handle_t *hperh, type_func_t state)
{
assert_param(IS_ACMP_TYPE(hperh->perh));
assert_param(IS_FUNC_STATE(state));
if (state)
SET_BIT(hperh->perh->PORT, ACMP_PORT_PEN_MSK);
else
CLEAR_BIT(hperh->perh->PORT, ACMP_PORT_PEN_MSK);
return;
}
/**
* @brief This function output acmp result.
* @param hperh: Pointer to a acmp_handle_t structure that contains
* the configuration information for the specified ACMP module.
* @retval output value.
*/
uint8_t ald_acmp_out_result(acmp_handle_t *hperh)
{
assert_param(IS_ACMP_TYPE(hperh->perh));
return (READ_BIT(hperh->perh->STAT, ACMP_STAT_OUT_MSK) >> ACMP_STAT_OUT_POS);
}
/** @brief Check whether the specified ACMP flag is set or not.
* @param hperh: Pointer to a acmp_handle_t structure that contains
* the configuration information for the specified ACMP module.
* @param status: specifies the status to check.
* This parameter can be one of the @ref acmp_status_t.
* @retval flag_status_t
* - SET
* - RESET
*/
flag_status_t ald_acmp_get_status(acmp_handle_t *hperh, acmp_status_t status)
{
assert_param(IS_ACMP_TYPE(hperh->perh));
assert_param(IS_ACMP_STATUS_TYPE(status));
if (hperh->perh->STAT & status)
return SET;
return RESET;
}
/**
* @}
*/
/**
* @}
*/
#endif /* ALD_ACMP */
/**
* @}
*/
/**
* @}
*/
|
