Driver: Updated demo code for Flash Driver usage.

CMSIS/DoxyGen/Driver/src/Flash_Demo.c

@@ -1,25 +1,54 @@
 #include "Driver_Flash.h"
-  
-// NAND driver instance
-extern ARM_DRIVER_FLASH ARM_Driver_Flash_(0);
-extern ARM_DRIVER_FLASH * flashDev = &(ARM_Driver_Flash_(0));
+#include "cmsis_os2.h"                  // ARM::CMSIS:RTOS2:Keil RTX5
+   
+/* Flash driver instance */
+extern ARM_DRIVER_FLASH Driver_Flash0;
+static ARM_DRIVER_FLASH * flashDev = &Driver_Flash0;
+ 
+/* CMSIS-RTOS2 Thread Id */
+osThreadId_t Flash_Thread_Id;
  
+/* Flash signal event */
+void Flash_Callback(uint32_t event)
+{
+  if (event & ARM_FLASH_EVENT_READY) {
+    /* The read/program/erase operation is completed */
+    osThreadFlagsSet(Flash_Thread_Id, 1U);
+  }
+  if (event & ARM_FLASH_EVENT_ERROR) {
+    /* The read/program/erase operation is completed with errors */
+    /* Call debugger or replace with custom error handling */
+    __breakpoint(0);  
+  }
+} 
  
-int main (void)
+/* CMSIS-RTOS2 Thread */ 
+void Flash_Thread (void *argument)
 {
   /* Query drivers capabilities */
   const ARM_FLASH_CAPABILITIES capabilities = flashDev->GetCapabilities();
  
-  /* Initialize NAND device */
-  flashDev->Initialize (NULL);
+  /* Initialize Flash device */
+  if (capabilities.event_ready) {
+    flashDev->Initialize (&Flash_Callback);
+  } else {
+    flashDev->Initialize (NULL);
+  }
   
-  /* Power-on NAND device */
+  /* Power-on Flash device */
   flashDev->PowerControl (ARM_POWER_FULL);
   
   /* Read data taking data_width into account */
-  uint8_t buf[256];
+  uint8_t buf[256U];
   flashDev->ReadData (0x1000U, buf, sizeof(buf)>>capabilities.data_width);
   
+  /* Wait operation to be completed */
+  if (capabilities.event_ready) {
+    osThreadFlagsWait (1U, osFlagsWaitAny, 100U);
+  } else {
+    osDelay(100U);
+  }
+  
   /* Switch off gracefully */
   flashDev->PowerControl (ARM_POWER_OFF);
   flashDev->Uninitialize ();