好东西哦，谢谢分享

回复第 6 楼 于2012-09-08 12:08:48发表:
5 _% l/ ^5 t9 \9 h8 \9 C/ }* n& y《零死角玩转STM32》-系统篇教程

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( ~9 `: \. G& v! {. m# z# p好东西，学习学习
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好，下载研究下！！！！

正准备学习STM32，谢谢~

太给力了，多谢~

谢谢共享，辛苦

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谢谢前辈分享 晚辈感激不尽

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好东西，学习中
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**
) L: k3 K1 J4 S  * @brief  Clears the USARTx抯 interrupt pending bits.
  * @param  USARTx: Select the USART peripheral.
+ ~- T/ _' c0 t- @4 [0 M  *   This parameter can be one of the following values:
/ f0 _3 Y8 x9 n1 C) b  *   USART1, USART2 or USART3.
  * @param  USART_IT: specifies the interrupt pending bit to clear.
  *   This parameter can be one of the following values:
1 O; D7 L+ V8 [7 a4 ~. N$ a: J  *     @arg USART_IT_CTS:  CTS change interrupt
  *     @arg USART_IT_LBD:  LIN Break detection interrupt
/ F) V, W' X1 ]) I! f8 S* ?. v8 c  *     @arg USART_IT_TC:   Transmission complete interrupt.
6 Y4 q8 y( D" I; }( y' t7 P9 ~  *     @arg USART_IT_RXNE: Receive Data register not empty interrupt.
* l* n. @( U6 r2 n- M/ H  *   
3 c5 N: ]/ ]( G- `2 x  * @note
4 f% T# T5 A, w, D# U& t  *   - PE (Parity error), FE (Framing error), NE (Noise error), ORE (OverRun
  *     error) and IDLE (Idle line detected) pending bits are cleared by
& v% y0 N. {# z# T" F. |  *     software sequence: a read operation to USART_SR register
. u$ R5 h0 X& A  *     (USART_GetITStatus()) followed by a read operation to USART_DR register
% t) g6 `* j4 D  *     (USART_ReceiveData()).
/ r- `3 N& ^  Y4 F6 m, b/ a  *   - RXNE pending bit can be also cleared by a read to the USART_DR register
& y2 M/ M$ f. @- H+ Y  *     (USART_ReceiveData()).

好不容易找回密码登录进来，就是为了看看你这个教程里有没有关于USB初始化设置方面的内容，不要让人失望啊。

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