📄 stm32f10x_dma.lst
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354 * This parameter can be any combination of the following values:
355 * - DMA_FLAG_GL1: Channel1 global flag.
356 * - DMA_FLAG_TC1: Channel1 transfer complete flag.
357 * - DMA_FLAG_HT1: Channel1 half transfer flag.
358 * - DMA_FLAG_TE1: Channel1 transfer error flag.
359 * - DMA_FLAG_GL2: Channel2 global flag.
360 * - DMA_FLAG_TC2: Channel2 transfer complete flag.
361 * - DMA_FLAG_HT2: Channel2 half transfer flag.
362 * - DMA_FLAG_TE2: Channel2 transfer error flag.
363 * - DMA_FLAG_GL3: Channel3 global flag.
364 * - DMA_FLAG_TC3: Channel3 transfer complete flag.
365 * - DMA_FLAG_HT3: Channel3 half transfer flag.
366 * - DMA_FLAG_TE3: Channel3 transfer error flag.
367 * - DMA_FLAG_GL4: Channel4 global flag.
368 * - DMA_FLAG_TC4: Channel4 transfer complete flag.
369 * - DMA_FLAG_HT4: Channel4 half transfer flag.
370 * - DMA_FLAG_TE4: Channel4 transfer error flag.
371 * - DMA_FLAG_GL5: Channel5 global flag.
372 * - DMA_FLAG_TC5: Channel5 transfer complete flag.
373 * - DMA_FLAG_HT5: Channel5 half transfer flag.
374 * - DMA_FLAG_TE5: Channel5 transfer error flag.
375 * - DMA_FLAG_GL6: Channel6 global flag.
376 * - DMA_FLAG_TC6: Channel6 transfer complete flag.
377 * - DMA_FLAG_HT6: Channel6 half transfer flag.
378 * - DMA_FLAG_TE6: Channel6 transfer error flag.
379 * - DMA_FLAG_GL7: Channel7 global flag.
380 * - DMA_FLAG_TC7: Channel7 transfer complete flag.
381 * - DMA_FLAG_HT7: Channel7 half transfer flag.
382 * - DMA_FLAG_TE7: Channel7 transfer error flag.
383 * Output : None
384 * Return : None
385 *******************************************************************************/
386 void DMA_ClearFlag(u32 DMA_FLAG)
387 {
388 /* Check the parameters */
389 assert_param(IS_DMA_CLEAR_FLAG(DMA_FLAG));
390
391 /* Clear the selected DMA flags */
392 DMA->IFCR = DMA_FLAG;
393 }
394
395 /*******************************************************************************
396 * Function Name : DMA_GetITStatus
397 * Description : Checks whether the specified DMA Channelx interrupt has
398 * occurred or not.
399 * Input : - DMA_IT: specifies the DMA interrupt source to check.
400 * This parameter can be one of the following values:
401 * - DMA_IT_GL1: Channel1 global interrupt.
402 * - DMA_IT_TC1: Channel1 transfer complete interrupt.
403 * - DMA_IT_HT1: Channel1 half transfer interrupt.
404 * - DMA_IT_TE1: Channel1 transfer error interrupt.
405 * - DMA_IT_GL2: Channel2 global interrupt.
406 * - DMA_IT_TC2: Channel2 transfer complete interrupt.
407 * - DMA_IT_HT2: Channel2 half transfer interrupt.
408 * - DMA_IT_TE2: Channel2 transfer error interrupt.
409 * - DMA_IT_GL3: Channel3 global interrupt.
410 * - DMA_IT_TC3: Channel3 transfer complete interrupt.
411 * - DMA_IT_HT3: Channel3 half transfer interrupt.
412 * - DMA_IT_TE3: Channel3 transfer error interrupt.
413 * - DMA_IT_GL4: Channel4 global interrupt.
414 * - DMA_IT_TC4: Channel4 transfer complete interrupt.
415 * - DMA_IT_HT4: Channel4 half transfer interrupt.
416 * - DMA_IT_TE4: Channel4 transfer error interrupt.
417 * - DMA_IT_GL5: Channel5 global interrupt.
418 * - DMA_IT_TC5: Channel5 transfer complete interrupt.
419 * - DMA_IT_HT5: Channel5 half transfer interrupt.
420 * - DMA_IT_TE5: Channel5 transfer error interrupt.
421 * - DMA_IT_GL6: Channel6 global interrupt.
422 * - DMA_IT_TC6: Channel6 transfer complete interrupt.
423 * - DMA_IT_HT6: Channel6 half transfer interrupt.
424 * - DMA_IT_TE6: Channel6 transfer error interrupt.
425 * - DMA_IT_GL7: Channel7 global interrupt.
426 * - DMA_IT_TC7: Channel7 transfer complete interrupt.
427 * - DMA_IT_HT7: Channel7 half transfer interrupt.
428 * - DMA_IT_TE7: Channel7 transfer error interrupt.
429 * Output : None
430 * Return : The new state of DMA_IT (SET or RESET).
431 *******************************************************************************/
432 ITStatus DMA_GetITStatus(u32 DMA_IT)
433 {
434 ITStatus bitstatus = RESET;
435
436 /* Check the parameters */
437 assert_param(IS_DMA_GET_IT(DMA_IT));
438
439 /* Check the status of the specified DMA interrupt */
440 if ((DMA->ISR & DMA_IT) != (u32)RESET)
441 {
442 /* DMA_IT is set */
443 bitstatus = SET;
444 }
445 else
446 {
447 /* DMA_IT is reset */
448 bitstatus = RESET;
449 }
450 /* Return the DMA_IT status */
451 return bitstatus;
452 }
453
454 /*******************************************************************************
455 * Function Name : DMA_ClearITPendingBit
456 * Description : Clears the DMA Channelx抯 interrupt pending bits.
457 * Input : - DMA_IT: specifies the DMA interrupt pending bit to clear.
458 * This parameter can be any combination of the following values:
459 * - DMA_IT_GL1: Channel1 global interrupt.
460 * - DMA_IT_TC1: Channel1 transfer complete interrupt.
461 * - DMA_IT_HT1: Channel1 half transfer interrupt.
462 * - DMA_IT_TE1: Channel1 transfer error interrupt.
463 * - DMA_IT_GL2: Channel2 global interrupt.
464 * - DMA_IT_TC2: Channel2 transfer complete interrupt.
465 * - DMA_IT_HT2: Channel2 half transfer interrupt.
466 * - DMA_IT_TE2: Channel2 transfer error interrupt.
467 * - DMA_IT_GL3: Channel3 global interrupt.
468 * - DMA_IT_TC3: Channel3 transfer complete interrupt.
469 * - DMA_IT_HT3: Channel3 half transfer interrupt.
470 * - DMA_IT_TE3: Channel3 transfer error interrupt.
471 * - DMA_IT_GL4: Channel4 global interrupt.
472 * - DMA_IT_TC4: Channel4 transfer complete interrupt.
473 * - DMA_IT_HT4: Channel4 half transfer interrupt.
474 * - DMA_IT_TE4: Channel4 transfer error interrupt.
475 * - DMA_IT_GL5: Channel5 global interrupt.
476 * - DMA_IT_TC5: Channel5 transfer complete interrupt.
477 * - DMA_IT_HT5: Channel5 half transfer interrupt.
478 * - DMA_IT_TE5: Channel5 transfer error interrupt.
479 * - DMA_IT_GL6: Channel6 global interrupt.
480 * - DMA_IT_TC6: Channel6 transfer complete interrupt.
481 * - DMA_IT_HT6: Channel6 half transfer interrupt.
482 * - DMA_IT_TE6: Channel6 transfer error interrupt.
483 * - DMA_IT_GL7: Channel7 global interrupt.
484 * - DMA_IT_TC7: Channel7 transfer complete interrupt.
485 * - DMA_IT_HT7: Channel7 half transfer interrupt.
486 * - DMA_IT_TE7: Channel7 transfer error interrupt.
487 * Output : None
488 * Return : None
489 *******************************************************************************/
490 void DMA_ClearITPendingBit(u32 DMA_IT)
491 {
492 /* Check the parameters */
493 assert_param(IS_DMA_CLEAR_IT(DMA_IT));
494
495 /* Clear the selected DMA interrupt pending bits */
496 DMA->IFCR = DMA_IT;
497 }
498
499 /******************* (C) COPYRIGHT 2007 STMicroelectronics *****END OF FILE****/
500
Maximum stack usage in bytes:
Function .cstack
-------- -------
DMA_ClearFlag 0
DMA_ClearITPendingBit 0
DMA_Cmd 0
DMA_DeInit 8
DMA_GetCurrDataCounter 0
DMA_GetFlagStatus 0
DMA_GetITStatus 0
DMA_ITConfig 0
DMA_Init 8
DMA_StructInit 0
Section sizes:
Function/Label Bytes
-------------- -----
DMA_DeInit 164
DMA_Init 72
DMA_StructInit 46
DMA_Cmd 26
DMA_ITConfig 22
DMA_GetCurrDataCounter 6
DMA_GetFlagStatus 26
DMA_ClearFlag 6
DMA_GetITStatus 26
DMA_ClearITPendingBit 6
??DataTable16 4
??DataTable17 4
408 bytes in section .text
408 bytes of CODE memory
Errors: none
Warnings: none
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