blob: 048fa5028274e7560eccbab29e33d778d4051024 (
plain)
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
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
|
/*
ChibiOS/RT - Copyright (C) 2006,2007,2008,2009,2010 Giovanni Di Sirio.
This file is part of ChibiOS/RT.
ChibiOS/RT is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
ChibiOS/RT 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/**
* @file STM32/hal_lld_F107.h
* @brief STM32F107 HAL subsystem low level driver header.
*
* @addtogroup STM32F107_HAL
* @{
*/
#ifndef _HAL_LLD_F107_H_
#define _HAL_LLD_F107_H_
/*===========================================================================*/
/* Driver constants. */
/*===========================================================================*/
#define STM32_HSICLK 8000000 /**< High speed internal clock. */
#define STM32_LSICLK 40000 /**< Low speed internal clock. */
/* RCC_CFGR register bits definitions.*/
#define STM32_SW_HSI (0 << 0) /**< SYSCLK source is HSI. */
#define STM32_SW_HSE (1 << 0) /**< SYSCLK source is HSE. */
#define STM32_SW_PLL (2 << 0) /**< SYSCLK source is PLL. */
#define STM32_HPRE_DIV1 (0 << 4) /**< SYSCLK divided by 1. */
#define STM32_HPRE_DIV2 (8 << 4) /**< SYSCLK divided by 2. */
#define STM32_HPRE_DIV4 (9 << 4) /**< SYSCLK divided by 4. */
#define STM32_HPRE_DIV8 (10 << 4) /**< SYSCLK divided by 8. */
#define STM32_HPRE_DIV16 (11 << 4) /**< SYSCLK divided by 16. */
#define STM32_HPRE_DIV64 (12 << 4) /**< SYSCLK divided by 64. */
#define STM32_HPRE_DIV128 (13 << 4) /**< SYSCLK divided by 128. */
#define STM32_HPRE_DIV256 (14 << 4) /**< SYSCLK divided by 256. */
#define STM32_HPRE_DIV512 (15 << 4) /**< SYSCLK divided by 512. */
#define STM32_PPRE1_DIV1 (0 << 8) /**< HCLK divided by 1. */
#define STM32_PPRE1_DIV2 (4 << 8) /**< HCLK divided by 2. */
#define STM32_PPRE1_DIV4 (5 << 8) /**< HCLK divided by 4. */
#define STM32_PPRE1_DIV8 (6 << 8) /**< HCLK divided by 8. */
#define STM32_PPRE1_DIV16 (7 << 8) /**< HCLK divided by 16. */
#define STM32_PPRE2_DIV1 (0 << 11) /**< HCLK divided by 1. */
#define STM32_PPRE2_DIV2 (4 << 11) /**< HCLK divided by 2. */
#define STM32_PPRE2_DIV4 (5 << 11) /**< HCLK divided by 4. */
#define STM32_PPRE2_DIV8 (6 << 11) /**< HCLK divided by 8. */
#define STM32_PPRE2_DIV16 (7 << 11) /**< HCLK divided by 16. */
#define STM32_ADCPRE_DIV2 (0 << 14) /**< HCLK divided by 2. */
#define STM32_ADCPRE_DIV4 (1 << 14) /**< HCLK divided by 4. */
#define STM32_ADCPRE_DIV6 (2 << 14) /**< HCLK divided by 6. */
#define STM32_ADCPRE_DIV8 (3 << 14) /**< HCLK divided by 8. */
#define STM32_PLLSRC_HSI (0 << 16) /**< PLL clock source is HSI. */
#define STM32_PLLSRC_PREDIV1 (1 << 16) /**< PLL clock source is
PREDIV1. */
#define STM32_OTGFSPRE_DIV2 (1 << 22) /**< HCLK*2 divided by 2. */
#define STM32_OTGFSPRE_DIV3 (0 << 22) /**< HCLK*2 divided by 3. */
#define STM32_MCO_NOCLOCK (0 << 24) /**< No clock on MCO pin. */
#define STM32_MCO_SYSCLK (4 << 24) /**< SYSCLK on MCO pin. */
#define STM32_MCO_HSI (5 << 24) /**< HSI clock on MCO pin. */
#define STM32_MCO_HSE (6 << 24) /**< HSE clock on MCO pin. */
#define STM32_MCO_PLLDIV2 (7 << 24) /**< PLL/2 clock on MCO pin. */
#define STM32_MCO_PLL2 (8 << 24) /**< PLL2 clock on MCO pin. */
#define STM32_MCO_PLL3DIV2 (9 << 24) /**< PLL3/2 clock on MCO pin. */
#define STM32_MCO_XT1 (10 << 24) /**< XT1 clock on MCO pin. */
#define STM32_MCO_PLL3 (11 << 24) /**< PLL3 clock on MCO pin. */
/* RCC_CFGR2 register bits definitions.*/
#define STM32_PREDIV1SRC_HSE (0 << 16) /**< PREDIV1 source is HSE. */
#define STM32_PREDIV1SRC_PLL2 (1 << 16) /**< PREDIV1 source is PLL2. */
/*===========================================================================*/
/* Driver pre-compile time settings. */
/*===========================================================================*/
/**
* @brief Main clock source selection.
* @note If the selected clock source is not the PLL then the PLL is not
* initialized and started.
* @note The default value is calculated for a 72MHz system clock from
* a 25MHz crystal using both PLL and PLL2.
*/
#if !defined(STM32_SW) || defined(__DOXYGEN__)
#define STM32_SW STM32_SW_PLL
#endif
/**
* @brief Clock source for the PLL.
* @note This setting has only effect if the PLL is selected as the
* system clock source.
* @note The default value is calculated for a 72MHz system clock from
* a 25MHz crystal using both PLL and PLL2.
*/
#if !defined(STM32_PLLSRC) || defined(__DOXYGEN__)
#define STM32_PLLSRC STM32_PLLSRC_PREDIV1
#endif
/**
* @brief PREDIV1 clock source.
* @note This setting has only effect if the PLL is selected as the
* system clock source.
* @note The default value is calculated for a 72MHz system clock from
* a 25MHz crystal using both PLL and PLL2.
*/
#if !defined(STM32_PREDIV1SCR) || defined(__DOXYGEN__)
#define STM32_PREDIV1SRC STM32_PREDIV1SRC_PLL2
#endif
/**
* @brief PREDIV1 division factor.
* @note This setting has only effect if the PLL is selected as the
* system clock source.
* @note The allowed range is 1...16.
* @note The default value is calculated for a 72MHz system clock from
* a 25MHz crystal using both PLL and PLL2.
*/
#if !defined(STM32_PREDIV1_VALUE) || defined(__DOXYGEN__)
#define STM32_PREDIV1_VALUE 5
#endif
/**
* @brief PLL multiplier value.
* @note The allowed range is 4...9.
* @note The default value is calculated for a 72MHz system clock from
* a 25MHz crystal using both PLL and PLL2.
*/
#if !defined(STM32_PLLMUL_VALUE) || defined(__DOXYGEN__)
#define STM32_PLLMUL_VALUE 9
#endif
/**
* @brief PREDIV2 division factor.
* @note This setting has only effect if the PLL2 is selected as the
* clock source for the PLL.
* @note The allowed range is 1...16.
* @note The default value is calculated for a 72MHz system clock from
* a 25MHz crystal using both PLL and PLL2.
*/
#if !defined(STM32_PREDIV2_VALUE) || defined(__DOXYGEN__)
#define STM32_PREDIV2_VALUE 5
#endif
/**
* @brief PLL2 multiplier value.
* @note The default value is calculated for a 72MHz system clock from
* a 25MHz crystal using both PLL and PLL2.
*/
#if !defined(STM32_PLL2MUL) || defined(__DOXYGEN__)
#define STM32_PLL2MUL_VALUE 8
#endif
/**
* @brief AHB prescaler value.
* @note The default value is calculated for a 72MHz system clock from
* a 25MHz crystal using both PLL and PLL2.
*/
#if !defined(STM32_HPRE) || defined(__DOXYGEN__)
#define STM32_HPRE STM32_HPRE_DIV1
#endif
/**
* @brief APB1 prescaler value.
*/
#if !defined(STM32_PPRE1) || defined(__DOXYGEN__)
#define STM32_PPRE1 STM32_PPRE1_DIV2
#endif
/**
* @brief APB2 prescaler value.
*/
#if !defined(STM32_PPRE2) || defined(__DOXYGEN__)
#define STM32_PPRE2 STM32_PPRE2_DIV2
#endif
/**
* @brief ADC prescaler value.
*/
#if !defined(STM32_ADCPRE) || defined(__DOXYGEN__)
#define STM32_ADCPRE STM32_ADCPRE_DIV4
#endif
/**
* @brief MCO pin setting.
*/
#if !defined(STM32_MCO) || defined(__DOXYGEN__)
#define STM32_MCO STM32_MCO_NOCLOCK
#endif
/*===========================================================================*/
/* Derived constants and error checks. */
/*===========================================================================*/
/**
* @brief PREDIV1 field.
*/
#if (STM32_PREDIV1_VALUE >= 1) && (STM32_PREDIV1_VALUE <= 16) || \
defined(__DOXYGEN__)
#define STM32_PREDIV1 (STM32_PREDIV1_VALUE << 0)
#else
#error "invalid STM32_PREDIV1_VALUE value specified"
#endif
/**
* @brief PREDIV2 field.
*/
#if (STM32_PREDIV2_VALUE >= 1) && (STM32_PREDIV2_VALUE <= 16) || \
defined(__DOXYGEN__)
#define STM32_PREDIV2 (STM32_PREDIV2_VALUE << 4)
#else
#error "invalid STM32_PREDIV2_VALUE value specified"
#endif
/**
* @brief PLLMUL field.
*/
#if ((STM32_PLLMUL_VALUE >= 4) && (STM32_PLLMUL_VALUE <= 9)) || \
defined(__DOXYGEN__)
#define STM32_PLLMUL ((STM32_PLLMUL_VALUE - 2) << 18)
#else
#error "invalid STM32_PLLMUL_VALUE value specified"
#endif
/**
* @brief PLL2MUL field.
*/
#if ((STM32_PLL2MUL_VALUE >= 8) && (STM32_PLL2MUL_VALUE <= 14)) || \
defined(__DOXYGEN__)
#define STM32_PLL2MUL ((STM32_PLLMUL_VALUE - 2) << 8)
#elif (STM32_PLL2MUL_VALUE == 16)
#define STM32_PLL2MUL (14 << 8)
#elif (STM32_PLL2MUL_VALUE == 20)
#define STM32_PLL2MUL (15 << 8)
#else
#error "invalid STM32_PLL2MUL_VALUE value specified"
#endif
/**
* @brief PLL2 input frequency.
*/
#define STM32_PLL2CLKIN (STM32_HSECLK / STM32_PREDIV2_VALUE)
/* PLL2 input frequency range check.*/
#if (STM32_PLL2CLKIN < 3000000) || (STM32_PLL2CLKIN > 5000000)
#error "STM32_PLL2CLKIN outside acceptable range (3...5MHz)"
#endif
/**
* @brief PLL2 output clock frequency.
*/
#define STM32_PLL2CLKOUT (STM32_PLL2CLKIN * STM32_PLL2MUL_VALUE)
/* PLL2 output frequency range check.*/
#if (STM32_PLL2CLKOUT < 40000000) || (STM32_PLL2CLKOUT > 74000000)
#error "STM32_PLL2CLKOUT outside acceptable range (40...74MHz)"
#endif
/**
* @brief PREDIV1 input frequency.
*/
#if (STM32_PREDIV1SRC == STM32_PREDIV1SRC_PLL2) || defined(__DOXYGEN__)
#define STM32_PREDIV1CLK STM32_PLL2CLKOUT
#elif STM32_PREDIV1SRC == STM32_PREDIV1SRC_HSE
#define STM32_PREDIV1CLK STM32_HSECLK
#else
#error "invalid STM32_PREDIV1SRC value specified"
#endif
/**
* @brief PLL input clock frequency.
*/
#if (STM32_PLLSRC == STM32_PLLSRC_PREDIV1) || defined(__DOXYGEN__)
#define STM32_PLLCLKIN (STM32_PREDIV1CLK / STM32_PREDIV1)
#elif STM32_PLLSRC == STM32_PLLSRC_HSI
#define STM32_PLLCLKIN (STM32_HSICLK / 2)
#else
#error "invalid STM32_PLLSRC value specified"
#endif
/* PLL input frequency range check.*/
#if (STM32_PLLCLKIN < 3000000) || (STM32_PLLCLKIN > 12000000)
#error "STM32_PLLCLKIN outside acceptable range (3...12MHz)"
#endif
/**
* @brief PLL output clock frequency.
*/
#define STM32_PLLCLKOUT (STM32_PLLCLKIN * STM32_PLLMUL_VALUE)
/* PLL output frequency range check.*/
#if (STM32_PLLCLKOUT < 18000000) || (STM32_PLLCLKOUT > 72000000)
#error "STM32_PLLCLKOUT outside acceptable range (18...72MHz)"
#endif
/**
* @brief System clock source.
*/
#if (STM32_SW == STM32_SW_PLL) || defined(__DOXYGEN__)
#define STM32_SYSCLK STM32_PLLCLKOUT
#elif (STM32_SW == STM32_SW_HSI)
#define STM32_SYSCLK STM32_HSICLK
#elif (STM32_SW == STM32_SW_HSE)
#define STM32_SYSCLK STM32_HSECLK
#else
#error "invalid STM32_SYSCLK_SW value specified"
#endif
/* Check on the system clock.*/
#if STM32_SYSCLK > 72000000
#error "STM32_SYSCLK above maximum rated frequency (72MHz)"
#endif
/**
* @brief AHB frequency.
*/
#if (STM32_HPRE == STM32_HPRE_DIV1) || defined(__DOXYGEN__)
#define STM32_HCLK (STM32_SYSCLK / 1)
#elif STM32_HPRE == STM32_HPRE_DIV2
#define STM32_HCLK (STM32_SYSCLK / 2)
#elif STM32_HPRE == STM32_HPRE_DIV4
#define STM32_HCLK (STM32_SYSCLK / 4)
#elif STM32_HPRE == STM32_HPRE_DIV8
#define STM32_HCLK (STM32_SYSCLK / 8)
#elif STM32_HPRE == STM32_HPRE_DIV16
#define STM32_HCLK (STM32_SYSCLK / 16)
#elif STM32_HPRE == STM32_HPRE_DIV64
#define STM32_HCLK (STM32_SYSCLK / 64)
#elif STM32_HPRE == STM32_HPRE_DIV128
#define STM32_HCLK (STM32_SYSCLK / 128)
#elif STM32_HPRE == STM32_HPRE_DIV256
#define STM32_HCLK (STM32_SYSCLK / 256)
#elif STM32_HPRE == STM32_HPRE_DIV512
#define STM32_HCLK (STM32_SYSCLK / 512)
#else
#error "invalid STM32_HPRE value specified"
#endif
/* AHB frequency check.*/
#if STM32_HPRE > 72000000
#error "STM32_HPRE exceeding maximum frequency (72MHz)"
#endif
/**
* @brief APB1 frequency.
*/
#if (STM32_PPRE1 == STM32_PPRE1_DIV1) || defined(__DOXYGEN__)
#define STM32_PCLK1 (STM32_HCLK / 1)
#elif STM32_PPRE1 == STM32_PPRE1_DIV2
#define STM32_PCLK1 (STM32_HCLK / 2)
#elif STM32_PPRE1 == STM32_PPRE1_DIV4
#define STM32_PCLK1 (STM32_HCLK / 4)
#elif STM32_PPRE1 == STM32_PPRE1_DIV8
#define STM32_PCLK1 (STM32_HCLK / 8)
#elif STM32_PPRE1 == STM32_PPRE1_DIV16
#define STM32_PCLK1 (STM32_HCLK / 16)
#else
#error "invalid STM32_PPRE1 value specified"
#endif
/* APB1 frequency check.*/
#if STM32_PCLK2 > 36000000
#error "STM32_PCLK1 exceeding maximum frequency (36MHz)"
#endif
/**
* @brief APB2 frequency.
*/
#if (STM32_PPRE2 == STM32_PPRE2_DIV1) || defined(__DOXYGEN__)
#define STM32_PCLK2 (STM32_HCLK / 1)
#elif STM32_PPRE2 == STM32_PPRE2_DIV2
#define STM32_PCLK2 (STM32_HCLK / 2)
#elif STM32_PPRE2 == STM32_PPRE2_DIV4
#define STM32_PCLK2 (STM32_HCLK / 4)
#elif STM32_PPRE2 == STM32_PPRE2_DIV8
#define STM32_PCLK2 (STM32_HCLK / 8)
#elif STM32_PPRE2 == STM32_PPRE2_DIV16
#define STM32_PCLK2 (STM32_HCLK / 16)
#else
#error "invalid STM32_PPRE2 value specified"
#endif
/* APB2 frequency check.*/
#if STM32_PCLK2 > 72000000
#error "STM32_PCLK2 exceeding maximum frequency (72MHz)"
#endif
/**
* @brief ADC frequency.
*/
#if (STM32_ADCPRE == STM32_ADCPRE_DIV2) || defined(__DOXYGEN__)
#define STM32_ADCCLK (STM32_PCLK2 / 2)
#elif STM32_ADCPRE == STM32_ADCPRE_DIV4
#define STM32_ADCCLK (STM32_PCLK2 / 4)
#elif STM32_ADCPRE == STM32_ADCPRE_DIV6
#define STM32_ADCCLK (STM32_PCLK2 / 6)
#elif STM32_ADCPRE == STM32_ADCPRE_DIV8
#define STM32_ADCCLK (STM32_PCLK2 / 8)
#else
#error "invalid STM32_ADCPRE value specified"
#endif
/* ADC frequency check.*/
#if STM32_ADCCLK > 14000000
#error "STM32_ADCCLK exceeding maximum frequency (14MHz)"
#endif
/**
* @brief Flash settings.
*/
#if (STM32_HCLK <= 24000000) || defined(__DOXYGEN__)
#define STM32_FLASHBITS 0x00000010
#elif STM32_HCLK <= 48000000
#define STM32_FLASHBITS 0x00000011
#else
#define STM32_FLASHBITS 0x00000012
#endif
#endif /* _HAL_LLD_F107_H_ */
/** @} */
|