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+/********************************************************************
+ * Project: STR9-comStick GNU (UART on Interrupt)
+ * File: main.c
+ *
+ * System: ARM9TDMI 32 Bit (STR912FW44X)
+ * Compiler: GCC 4.0.3
+ *
+ * Date: 2006-12-20
+ * Author: Applications@Hitex.de
+ *
+ * Rights: Hitex Development Tools GmbH
+ * Greschbachstr. 12
+ * D-76229 Karlsruhe
+ ********************************************************************
+ * Description:
+ *
+ * This file is part of the GNU Example chain for STR9-comStick
+ * The code is bassed on usage of the STmicro library functions
+ * This is a small implementation of UART1 feature with command interface
+ * The application runs in ARM mode with high optimization level.
+ *
+ ********************************************************************
+ * History:
+ *
+ * Revision 1.0 2006/12/20 Gn
+ * Initial revision
+ ********************************************************************
+ * This is a preliminary version.
+ *
+ * WARRANTY: HITEX warrants that the media on which the SOFTWARE is
+ * furnished is free from defects in materials and workmanship under
+ * normal use and service for a period of ninety (90) days. HITEX entire
+ * liability and your exclusive remedy shall be the replacement of the
+ * SOFTWARE if the media is defective. This Warranty is void if failure
+ * of the media resulted from unauthorized modification, accident, abuse,
+ * or misapplication.
+ *
+ * DISCLAIMER: OTHER THAN THE ABOVE WARRANTY, THE SOFTWARE IS FURNISHED
+ * "AS IS" WITHOUT WARRANTY OF ANY KIND. HITEX DISCLAIMS ALL OTHER WARRANTIES,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+ *
+ * NEITHER HITEX NOR ITS AFFILIATES SHALL BE LIABLE FOR ANY DAMAGES ARISING
+ * OUT OF THE USE OF OR INABILITY TO USE THE SOFTWARE, INCLUDING DAMAGES FOR
+ * LOSS OF PROFITS, BUSINESS INTERRUPTION, OR ANY SPECIAL, INCIDENTAL, INDIRECT
+ * OR CONSEQUENTIAL DAMAGES EVEN IF HITEX HAS BEEN ADVISED OF THE POSSIBILITY
+ * OF SUCH DAMAGES.
+ ********************************************************************/
+
+#include "defines.h"
+
+#define global extern /* to declare external variables and functions */
+#include "91x_lib.h"
+
+#include "main.h"
+
+extern void _enableInterrupts(void);
+
+
+ GPIO_InitTypeDef GPIO_InitStructure;
+
+
+/* Private function prototypes -----------------------------------------------*/
+ void SCU_Configuration(void);
+ void GPIO_Configuration(void);
+ void VIC_Configuration(void);
+ static void Delay(u32 nCount);
+
+int main (void)
+{
+
+ /* Configure the system clocks */
+ SCU_Configuration();
+ /* Configure the GPIOs */
+ GPIO_Configuration();
+ /* VIC setup */
+ VIC_Configuration();
+
+
+ /* endless loop */
+ while (1)
+ {
+ /* Turn ON leds connected to P8.0 pins */
+ GPIO_WriteBit(GPIO8, GPIO_Pin_0, Bit_SET);
+ GPIO_WriteBit(GPIO8, GPIO_Pin_1, Bit_SET);
+ GPIO_WriteBit(GPIO8, GPIO_Pin_2, Bit_SET);
+ GPIO_WriteBit(GPIO8, GPIO_Pin_3, Bit_SET);
+
+ /* Insert delay */
+ Delay(0x1FFFFF);
+
+ /* Turn OFF leds connected to 88.0 pins */
+ GPIO_WriteBit(GPIO8, GPIO_Pin_0, Bit_RESET);
+ GPIO_WriteBit(GPIO8, GPIO_Pin_1, Bit_RESET);
+ GPIO_WriteBit(GPIO8, GPIO_Pin_2, Bit_RESET);
+ GPIO_WriteBit(GPIO8, GPIO_Pin_3, Bit_RESET);
+
+ /* Insert delay */
+ Delay(0x1FFFFF);
+ }
+}
+
+void SCU_Configuration(void)
+{
+
+// FMI_BankRemapConfig(4, 2, 0x00000000, 0x80000); /* Set Flash banks size & address */
+ FMI_Config(FMI_READ_WAIT_STATE_2, FMI_WRITE_WAIT_STATE_0, FMI_PWD_ENABLE,\
+ FMI_LVD_ENABLE, FMI_FREQ_HIGH); /* FMI Waite States */
+
+ SCU_MCLKSourceConfig(SCU_MCLK_OSC);
+
+ SCU_PLLFactorsConfig(192,25,2); /* PLL = 96 MHz */
+ SCU_PLLCmd(ENABLE); /* PLL Enabled */
+
+ SCU_RCLKDivisorConfig(SCU_RCLK_Div1); /* RCLK @96Mhz */
+ SCU_HCLKDivisorConfig(SCU_HCLK_Div1); /* AHB @96Mhz */
+ SCU_FMICLKDivisorConfig(SCU_FMICLK_Div1);/* FMI @96Mhz */
+ SCU_PCLKDivisorConfig(SCU_PCLK_Div2); /* APB @48Mhz */
+ SCU_MCLKSourceConfig(SCU_MCLK_PLL); /* MCLK @96Mhz */
+
+ /* Set the PCLK Clock to MCLK/2 */
+ SCU_PCLKDivisorConfig(SCU_PCLK_Div2);
+
+ /* Enable VIC clock */
+ SCU_APBPeriphClockConfig(__VIC, ENABLE);
+ SCU_APBPeriphReset(__VIC, DISABLE);
+
+ /* Enable the GPIO8 Clock */
+ SCU_APBPeriphClockConfig(__GPIO8, ENABLE);
+
+ /* Enable the clock for the GPIO3 */
+ SCU_APBPeriphClockConfig(__GPIO3, ENABLE);
+
+}
+
+/* GPIO Configuration --------------------------------------------------------*/
+void GPIO_Configuration(void)
+{
+ GPIO_DeInit(GPIO8);
+ GPIO_DeInit(GPIO3); /* GPIO3 Deinitialization */
+ /* LED */
+ GPIO_InitStructure.GPIO_Direction = GPIO_PinOutput;
+ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_All;
+ GPIO_InitStructure.GPIO_Type = GPIO_Type_PushPull ;
+ GPIO_Init (GPIO8, &GPIO_InitStructure);
+ /* button */
+ GPIO_InitStructure.GPIO_Direction = GPIO_PinInput;
+ GPIO_InitStructure.GPIO_Pin = GPIO_Pin_0;
+ GPIO_InitStructure.GPIO_Type = GPIO_Type_PushPull ;
+ GPIO_Init (GPIO3, &GPIO_InitStructure);
+
+}
+
+void VIC_Configuration(void)
+{
+ /* reset to default state */
+ VIC_DeInit();
+}
+
+/*******************************************************************************
+* Function Name : Delay
+* Description : Inserts a delay time.
+* Input : nCount: specifies the delay time length.
+*******************************************************************************/
+static void Delay(u32 nCount)
+{
+ u32 j = 0;
+
+ for(j = nCount; j > 0; j--)
+ asm("nop");
+}
+/************************************** EOF *********************************/
+
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