diff options
Diffstat (limited to 'uc_str912/prj_blinky_simple_startup/src/main.c')
| -rw-r--r-- | uc_str912/prj_blinky_simple_startup/src/main.c | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/uc_str912/prj_blinky_simple_startup/src/main.c b/uc_str912/prj_blinky_simple_startup/src/main.c new file mode 100644 index 0000000..61ab08c --- /dev/null +++ b/uc_str912/prj_blinky_simple_startup/src/main.c @@ -0,0 +1,102 @@ +/******************** (C) COPYRIGHT 2006 STMicroelectronics ******************** +* File Name : main.c +* Author : MCD Application Team +* Date First Issued : 05/18/2006 : Version 1.0 +* Description : Main program body +******************************************************************************** +* History: +* 05/24/2006 : Version 1.1 +* 05/18/2006 : Version 1.0 +******************************************************************************** +* THE PRESENT SOFTWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS +* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. +* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, +* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE +* CONTENT OF SUCH SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING +* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. +*******************************************************************************/ + +/* Includes ------------------------------------------------------------------*/ +#include "91x_lib.h" + +/* Private typedef -----------------------------------------------------------*/ +/* Private define ------------------------------------------------------------*/ +/* Private macro -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ + GPIO_InitTypeDef GPIO_InitStructure; + +/* Private function prototypes -----------------------------------------------*/ + void SCU_Configuration(void); + static void Delay(u32 nCount); + +/* Private functions ---------------------------------------------------------*/ +/******************************************************************************* +* Function Name : main +* Description : Main program +* Input : None +* Output : None +* Return : None +*******************************************************************************/ +int main() +{ + /* Configure the system clocks */ + SCU_Configuration(); + +/* GPIO Configuration --------------------------------------------------------*/ + GPIO_DeInit(GPIO8); + GPIO_InitStructure.GPIO_Direction = GPIO_PinOutput; + GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0 | GPIO_Pin_2 | GPIO_Pin_4 | GPIO_Pin_6; + GPIO_InitStructure.GPIO_Type = GPIO_Type_PushPull ; + GPIO_Init (GPIO8, &GPIO_InitStructure); + + while(1) + { + /* Turn OFF leds connected to P9.0, P9.1, P9.2 and P9.3 pins */ + GPIO_WriteBit(GPIO8, GPIO_Pin_0, Bit_SET); + Delay(0x7FFFF); + GPIO_WriteBit(GPIO8, GPIO_Pin_2, Bit_SET); + Delay(0x7FFFF); + GPIO_WriteBit(GPIO8, GPIO_Pin_4, Bit_SET); + Delay(0x7FFFF); + GPIO_WriteBit(GPIO8, GPIO_Pin_6, Bit_SET); + Delay(0x7FFFF); + /* Turn ON leds connected to P9.0, P9.1, P9.2 and P9.3 pins */ + GPIO_WriteBit(GPIO8, GPIO_Pin_0, Bit_RESET); + Delay(0x7FFFF); + GPIO_WriteBit(GPIO8, GPIO_Pin_2, Bit_RESET); + Delay(0x7FFFF); + GPIO_WriteBit(GPIO8, GPIO_Pin_4, Bit_RESET); + Delay(0x7FFFF); + GPIO_WriteBit(GPIO8, GPIO_Pin_6, Bit_RESET); + Delay(0x7FFFF); + } +} + +/******************************************************************************* +* Function Name : SCU_Configuration +* Description : Configures the system clocks. +* Input : None +* Output : None +* Return : None +*******************************************************************************/ +void SCU_Configuration(void) +{ + /* Enable the __GPIO9 */ + SCU_APBPeriphClockConfig(__GPIO8 ,ENABLE); +} + +/******************************************************************************* +* Function Name : Delay +* Description : Inserts a delay time. +* Input : nCount: specifies the delay time length. +* Output : None +* Return : None +*******************************************************************************/ +static void Delay(u32 nCount) +{ + u32 j = 0; + + for(j = nCount; j != 0; j--); +} +/******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/ + |
