开发板到了，先点个灯吧，使用STM32CUBEMX,对HAL库还不是很熟悉，才开始还走了一点弯路，不知道HAL_GPIO_WritePin（）函数如何设置，后来发现原来在这里， 呵呵，见笑了，参考了汇总帖才弄好。
+ b3 L6 U9 J5 s8 c& u  S  b
4 o- ~3 w! P! i& ~. m以下是main（）函数，总体感觉HAL库还是很好用的，要是有更详细的文档说明就更好了。
+ n- k1 c0 e5 C; D, d  B+ ~3 ^1 z/**
  ******************************************************************************
  * File Name          : main.c
  * Date               : 25/12/2014 16:24:54
  * Description        : Main program body
6 }3 ^7 z& P, ^  ******************************************************************************
  *
  * COPYRIGHT(c) 2014 STMicroelectronics
  *
$ \2 @$ Q+ Y, L# k  * Redistribution and use in source and binary forms, with or without modification,
2 G# U% d3 x( v! E9 m  * are permitted provided that the following conditions are met:
, m! p( t# V& X: s5 m  *   1. Redistributions of source code must retain the above copyright notice,
  *      this list of conditions and the following disclaimer.
: w$ l- l  ?/ Z1 N  *   2. Redistributions in binary form must reproduce the above copyright notice,
  *      this list of conditions and the following disclaimer in the documentation
/ @6 a( @: @' K) K  *      and/or other materials provided with the distribution.
  *   3. Neither the name of STMicroelectronics nor the names of its contributors
  *      may be used to endorse or promote products derived from this software
/ U* _! [+ B- S$ m* R7 I  *      without specific prior written permission.
% M" x# U  E# u- G" o' A3 U- L) G  *
- f9 V+ _% W6 v  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
! O0 M( l, C. q7 l! c3 n: g8 g% d  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
' _* S5 q% G$ k; p* \) |7 j  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
& o/ n! J! y9 e5 a/ b  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
7 k$ t; g" v. M- A; u  g. y" C8 l* J  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
1 Z: j4 p& f+ b3 ]2 h9 j  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
$ G$ c5 J* a) x, m2 S% B  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
5 U1 ^4 o7 I2 A  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  *
/ ]8 L* l& I( O3 Q  d: s1 X6 m8 {6 D  ******************************************************************************
  */

/* Includes ------------------------------------------------------------------*/
#include "stm32f0xx_hal.h"

; t1 o- x! q  H4 ]6 g% I/* USER CODE BEGIN Includes */

4 x$ {2 t3 Q! H; q$ B/ Y/* USER CODE END Includes */
/ _" S' {1 h( n7 F$ \& P
- {' h! m' ?7 ?! D& g/* Private variables ---------------------------------------------------------*/

4 e& N+ e) \$ k0 A) d3 h3 h2 W/* USER CODE BEGIN PV */

/* USER CODE END PV */

4 C! X+ `9 B( {! ?# |2 L/* Private function prototypes -----------------------------------------------*/
9 f1 D1 }  ~+ R3 o* Cvoid SystemClock_Config(void);
: C4 I$ G0 n2 S; `3 Z: R8 Gstatic void MX_GPIO_Init(void);
/ s  r3 i9 R' w( l% `# w. Z
# h4 s4 y1 F# g+ }' r: e/ o/* USER CODE BEGIN PFP */
+ B1 c3 @) K- M- V, R
- R& x& l2 q+ r" p. c; m/ I/* USER CODE END PFP */
" I) s/ o* L/ ?0 s
9 L/ |- ^( R( d9 y# Z$ ^/* USER CODE BEGIN 0 */

/ K2 {) [/ p: M/* USER CODE END 0 */
" I- E9 U) s! _1 F/ m
int main(void)
% F0 L5 j5 n% k, k1 Z; W" X{
' p( H9 l/ K3 W2 `
  /* USER CODE BEGIN 1 */
3 {* x% h7 ]/ q
  /* USER CODE END 1 */
, ~  C3 K; Y6 U0 V  f# \! e; \
  /* MCU Configuration----------------------------------------------------------*/
- q1 c* k# a2 d9 a! X
  /* Reset of all peripherals, Initializes the Flash interface and the Systick. */
  HAL_Init();
& T3 y4 C. u+ @4 G0 |, v
5 ?9 W0 z1 o$ W  /* Configure the system clock */
  SystemClock_Config();
+ l5 e# e$ s  K+ U+ S, U  |* y" `  f! Z
3 D, o  \) R7 W; g; D  /* Initialize all configured peripherals */
  MX_GPIO_Init();
/ S. h( V; U& H5 I
  /* USER CODE BEGIN 2 */
  
  /* USER CODE END 2 */

  /* USER CODE BEGIN 3 */
4 g4 p( l1 ^, ]# E6 r  F  /* Infinite loop */
" M3 @" x* ?* s% D  while (1)
6 a3 \' q( z0 c3 [, s0 U  {
1 o3 W3 w0 a/ j6 j+ P# D6 q     HAL_GPIO_WritePin(GPIOA,GPIO_PIN_5,GPIO_PIN_SET);
: X& ~; L2 z; c0 m* ~  I, r; X3 ~) f         HAL_Delay(500);
/ P$ a& D$ W. z         HAL_GPIO_WritePin(GPIOA,GPIO_PIN_5,GPIO_PIN_RESET);
         HAL_Delay(500);
  }
) c: {/ l$ O; Q1 p7 ]+ J8 v  /* USER CODE END 3 */
' u3 N. o2 P* E9 G
}
' I; h  M. Z' R7 i( ?% \2 p
5 W" `% E3 g. q0 Q. I/** System Clock Configuration
*/
void SystemClock_Config(void)
: |, L9 ]$ D$ [5 b6 W" _4 ~{

  RCC_OscInitTypeDef RCC_OscInitStruct;
1 t- ?$ H2 S: L4 Y  RCC_ClkInitTypeDef RCC_ClkInitStruct;
5 x# O% ^" d- o: U2 R+ J
# }2 b( f" |* W0 g  RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI;
  RCC_OscInitStruct.HSIState = RCC_HSI_ON;
  RCC_OscInitStruct.HSICalibrationValue = 16;
  RCC_OscInitStruct.PLL.PLLState = RCC_PLL_NONE;
  HAL_RCC_OscConfig(&RCC_OscInitStruct);
% w$ A- P. _  H- ~
  RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_SYSCLK;
  RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_HSI;
: G; G: D: A+ ?0 N5 V  RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
  RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV1;
, o" H  [2 c- Z0 d5 R, B  HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_0);
7 V' y8 _" J! Y
  __SYSCFG_CLK_ENABLE();
# t9 K) V% C3 b7 B1 A
/ [6 {4 u% l4 G; q, x! r! [}
1 ?! c0 b) m( K: a
3 i8 L& ^& }2 Q# U  j! B; k/** Configure pins as
        * Analog
2 A* P- q  H- x" r/ T        * Input
        * Output
/ b8 O! L  g- o2 ]        * EVENT_OUT
        * EXTI
*/
void MX_GPIO_Init(void)
{

  GPIO_InitTypeDef GPIO_InitStruct;
7 P+ Q  f* _* v; T
  /* GPIO Ports Clock Enable */
$ E9 X0 y+ K6 ~) v  __GPIOA_CLK_ENABLE();
. U$ \2 D5 _* w# Z  [9 h
  /*Configure GPIO pin : PA5 */
  GPIO_InitStruct.Pin = GPIO_PIN_5;
  GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP;
3 h3 f1 i: n' J+ P7 N, e7 B  y7 J( |  GPIO_InitStruct.Pull = GPIO_NOPULL;
  GPIO_InitStruct.Speed = GPIO_SPEED_LOW;
  HAL_GPIO_Init(GPIOA, &GPIO_InitStruct);

% t1 Z- _( V9 h: l0 n. w}

) b9 v9 q6 c* R/ r  F% _; n( ^/* USER CODE BEGIN 4 */
/ I/ z, m( C6 q' V: Q
+ d* L0 R* @, e: ?+ Z: c/* USER CODE END 4 */
- k) m/ G6 x# |" p1 _8 C
#ifdef USE_FULL_ASSERT
. Q% e' C- r" w  N" h
1 U7 j3 {/ b5 V7 t* I) l/**
   * @brief Reports the name of the source file and the source line number
$ _1 ]( i/ ^5 P  o0 I5 E% Z   * where the assert_param error has occurred.
   * @param file: pointer to the source file name
7 r( Y, A' B: s+ P4 J+ q: U   * @param line: assert_param error line source number
$ q4 t; a2 w% D% w   * @retval None
. k+ P$ \6 V$ x" A  ^   */
void assert_failed(uint8_t* file, uint32_t line)
6 N6 B5 Y' [8 d. D9 C{
5 W6 e/ M+ Q6 ?. B, Y9 h% v  /* USER CODE BEGIN 6 */
  J2 L: d% ?$ I2 k1 m4 J# E/ ]  /* User can add his own implementation to report the file name and line number,
/ U, p2 \; H; f5 @% H$ q2 `    ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
: _1 z* `0 z2 j' t  /* USER CODE END 6 */
1 m( ?* X/ J9 m0 P7 c: @) S
}

#endif
3 T5 ?. l  r# @. D5 P7 F
; U1 a; ?. Y1 G. \/**
  * @}
  */

/**
+ s$ \; K% S5 q" y  j  * @}
*/
) v* D# O6 o2 P" L  p! G4 Z
/ s- o6 N, E3 G5 X$ a/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

$ y) m/ f  |, k: y! B
) z0 x3 Q, T) Z; ]5 H9 I

谢谢~通常来说，下一步就是按键了

是啊 按套路来