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| 1 | /******************** (C) COPYRIGHT 2006 STMicroelectronics ******************** |
1 | /******************** (C) COPYRIGHT 2008 STMicroelectronics ******************** |
| 2 | * File Name : 91x_uart.c |
2 | * File Name : 91x_uart.c |
| 3 | * Author : MCD Application Team |
3 | * Author : MCD Application Team |
| - | 4 | * Version : V2.1 |
|
| 4 | * Date First Issued : 05/18/2006 : Version 1.0 |
5 | * Date : 12/22/2008 |
| 5 | * Description : This file provides all the UART software functions. |
6 | * Description : This file provides all the UART firmware functions. |
| 6 | ******************************************************************************** |
- | |
| 7 | * History: |
- | |
| 8 | * 05/22/2007 : Version 1.2 |
- | |
| 9 | * 05/24/2006 : Version 1.1 |
- | |
| 10 | * 05/18/2006 : Version 1.0 |
- | |
| 11 | ******************************************************************************** |
7 | ******************************************************************************** |
| 12 | * THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS |
8 | * THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS |
| 13 | * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. |
9 | * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. |
| 14 | * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, |
10 | * AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, |
| 15 | * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE |
11 | * INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE |
| Line 492... | Line 488... | ||
| 492 | * Output : None |
488 | * Output : None |
| 493 | * Return : None |
489 | * Return : None |
| 494 | *******************************************************************************/ |
490 | *******************************************************************************/ |
| 495 | void UART_IrDALowPowerConfig(u8 IrDAx, FunctionalState NewState) |
491 | void UART_IrDALowPowerConfig(u8 IrDAx, FunctionalState NewState) |
| 496 | { |
492 | { |
| 497 | UART_TypeDef* UARTx; |
493 | UART_TypeDef* UARTx =0; |
| Line 498... | Line 494... | ||
| 498 | 494 | ||
| 499 | switch(IrDAx) |
495 | switch(IrDAx) |
| 500 | { |
496 | { |
| 501 | case IrDA0: UARTx = UART0; |
497 | case IrDA0: UARTx = UART0; |
| 502 | break; |
498 | break; |
| 503 | case IrDA1: UARTx = UART1; |
499 | case IrDA1: UARTx = UART1; |
| 504 | break; |
500 | break; |
| 505 | case IrDA2: UARTx = UART2; |
501 | case IrDA2: UARTx = UART2; |
| - | 502 | break; |
|
| 506 | break; |
503 | default : break; |
| Line 507... | Line 504... | ||
| 507 | } |
504 | } |
| 508 | 505 | ||
| 509 | if (NewState == ENABLE) |
506 | if (NewState == ENABLE) |
| Line 524... | Line 521... | ||
| 524 | * Output : None |
521 | * Output : None |
| 525 | * Return : None |
522 | * Return : None |
| 526 | *******************************************************************************/ |
523 | *******************************************************************************/ |
| 527 | void UART_IrDASetCounter(u8 IrDAx, u32 IrDA_Counter) |
524 | void UART_IrDASetCounter(u8 IrDAx, u32 IrDA_Counter) |
| 528 | { |
525 | { |
| 529 | UART_TypeDef* UARTx; |
526 | UART_TypeDef* UARTx =0; |
| 530 | u32 APBClock; |
527 | u32 APBClock; |
| 531 | switch(IrDAx) |
528 | switch(IrDAx) |
| 532 | { |
529 | { |
| 533 | case IrDA0: UARTx = UART0; |
530 | case IrDA0: UARTx = UART0; |
| 534 | break; |
531 | break; |
| 535 | case IrDA1: UARTx = UART1; |
532 | case IrDA1: UARTx = UART1; |
| 536 | break; |
533 | break; |
| 537 | case IrDA2: UARTx = UART2; |
534 | case IrDA2: UARTx = UART2; |
| 538 | break; |
535 | break; |
| - | 536 | default : break; |
|
| 539 | } |
537 | } |
| 540 | /* Get the APB frequency */ |
538 | /* Get the APB frequency */ |
| 541 | APBClock = (SCU_GetPCLKFreqValue())*1000; |
539 | APBClock = (SCU_GetPCLKFreqValue())*1000; |
| 542 | /* Determine the Counter Divisor part */ |
540 | /* Determine the Counter Divisor part */ |
| 543 | UARTx->ILPR = (((APBClock*10) / ( IrDA_Counter)) + 5 )/10; |
541 | UARTx->ILPR = (((APBClock*10) / ( IrDA_Counter)) + 5 )/10; |
| Line 552... | Line 550... | ||
| 552 | * Output : None |
550 | * Output : None |
| 553 | * Return : None |
551 | * Return : None |
| 554 | *******************************************************************************/ |
552 | *******************************************************************************/ |
| 555 | void UART_IrDACmd(u8 IrDAx, FunctionalState NewState) |
553 | void UART_IrDACmd(u8 IrDAx, FunctionalState NewState) |
| 556 | { |
554 | { |
| 557 | UART_TypeDef* UARTx; |
555 | UART_TypeDef* UARTx = 0; |
| Line 558... | Line 556... | ||
| 558 | 556 | ||
| 559 | switch(IrDAx) |
557 | switch(IrDAx) |
| 560 | { |
558 | { |
| 561 | case IrDA0: UARTx = UART0; |
559 | case IrDA0: UARTx = UART0; |
| 562 | break; |
560 | break; |
| 563 | case IrDA1: UARTx = UART1; |
561 | case IrDA1: UARTx = UART1; |
| 564 | break; |
562 | break; |
| 565 | case IrDA2: UARTx = UART2; |
563 | case IrDA2: UARTx = UART2; |
| - | 564 | break; |
|
| 566 | break; |
565 | default : break; |
| 567 | } |
566 | } |
| 568 | if(NewState == ENABLE) |
567 | if(NewState == ENABLE) |
| 569 | { |
568 | { |
| 570 | /* Enable the IrDA mode of the specified UART */ |
569 | /* Enable the IrDA mode of the specified UART */ |
| Line 654... | Line 653... | ||
| 654 | else |
653 | else |
| 655 | { |
654 | { |
| 656 | UART0->CR &= UART_DTR_HighLevel_Mask; |
655 | UART0->CR &= UART_DTR_HighLevel_Mask; |
| 657 | } |
656 | } |
| 658 | } |
657 | } |
| 659 | /******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/ |
658 | /******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/ |