/**
* @brief Program option bytes
* @param pAdvOBInit: pointer to an FLASH_AdvOBProgramInitTypeDef structure that
* contains the configuration information for the programming.
*
* @retval HAL_StatusTypeDef HAL Status
*/
HAL_StatusTypeDef HAL_FLASHEx_AdvOBProgram (FLASH_AdvOBProgramInitTypeDef *pAdvOBInit)
{
HAL_StatusTypeDef status = HAL_ERROR;
/* Check the parameters */
assert_param(IS_OBEX(pAdvOBInit->OptionType));
/*Program PCROP option byte*/
if ((pAdvOBInit->OptionType&OBEX_PCROP) == OBEX_PCROP)
{
/* Check the parameters */
assert_param(IS_PCROPSTATE(pAdvOBInit->PCROPState));
if (pAdvOBInit->PCROPState == PCROPSTATE_ENABLE)
{
/*Enable of Write protection on the selected Sector*/
status = FLASH_OB_PCROPConfig(pAdvOBInit->Pages, ENABLE);
status = FLASH_OB_PCROPSelectionConfig(OB_PCROP_SELECTED);
}
else
{
/*Disable of Write protection on the selected Sector*/
status = FLASH_OB_PCROPConfig(pAdvOBInit->Pages, DISABLE);
status = FLASH_OB_PCROPSelectionConfig(OB_PCROP_DESELECTED);
}
}
/*Program BOOT config option byte*/
if ((pAdvOBInit->OptionType&OBEX_BOOTCONFIG) == OBEX_BOOTCONFIG)
{
status = FLASH_OB_BootConfig(pAdvOBInit->BootConfig);
}
return status;
}
/**
* @brief Program option bytes
* @param pAdvOBInit: pointer to an FLASH_AdvOBProgramInitTypeDef structure that
* contains the configuration information for the programming.
*
* @retval HAL Status
*/
HAL_StatusTypeDef HAL_FLASHEx_AdvOBProgram (FLASH_AdvOBProgramInitTypeDef *pAdvOBInit)
{
HAL_StatusTypeDef status = HAL_ERROR;
/* Check the parameters */
assert_param(IS_OBEX(pAdvOBInit->OptionType));
/*Program PCROP option byte*/
if(((pAdvOBInit->OptionType) & OPTIONBYTE_PCROP) == OPTIONBYTE_PCROP)
{
/* Check the parameters */
assert_param(IS_PCROPSTATE(pAdvOBInit->PCROPState));
if((pAdvOBInit->PCROPState) == OB_PCROP_STATE_ENABLE)
{
/*Enable of Write protection on the selected Sector*/
#if defined(STM32F401xC) || defined(STM32F401xE) || defined(STM32F410Tx) || defined(STM32F410Cx) || defined(STM32F410Rx) ||\
defined(STM32F411xE) || defined(STM32F446xx)
status = FLASH_OB_EnablePCROP(pAdvOBInit->Sectors);
#else /* STM32F427xx || STM32F437xx || STM32F429xx|| STM32F439xx || STM32F469xx || STM32F479xx */
status = FLASH_OB_EnablePCROP(pAdvOBInit->SectorsBank1, pAdvOBInit->SectorsBank2, pAdvOBInit->Banks);
#endif /* STM32F401xC || STM32F401xE || STM32F410xx || STM32F411xE || STM32F446xx */
}
else
{
/*Disable of Write protection on the selected Sector*/
#if defined(STM32F401xC) || defined(STM32F401xE) || defined(STM32F410Tx) || defined(STM32F410Cx) || defined(STM32F410Rx) ||\
defined(STM32F411xE) || defined(STM32F446xx)
status = FLASH_OB_DisablePCROP(pAdvOBInit->Sectors);
#else /* STM32F427xx || STM32F437xx || STM32F429xx|| STM32F439xx || STM32F469xx || STM32F479xx */
status = FLASH_OB_DisablePCROP(pAdvOBInit->SectorsBank1, pAdvOBInit->SectorsBank2, pAdvOBInit->Banks);
#endif /* STM32F401xC || STM32F401xE || STM32F410xx || STM32F411xE || STM32F446xx */
}
}
#if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx) || defined(STM32F439xx) || defined(STM32F469xx) || defined(STM32F479xx)
/*Program BOOT config option byte*/
if(((pAdvOBInit->OptionType) & OPTIONBYTE_BOOTCONFIG) == OPTIONBYTE_BOOTCONFIG)
{
status = FLASH_OB_BootConfig(pAdvOBInit->BootConfig);
}
#endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx || STM32F469xx || STM32F479xx */
return status;
}
/**
* @brief Main program
* @param None
* @retval None
*/
int main(void)
{
/*!< At this stage the microcontroller clock setting is already configured,
this is done through SystemInit() function which is called from startup
file (startup_stm32l1xx_xx.s) before to branch to application main.
To reconfigure the default setting of SystemInit() function, refer to
system_stm32l1xx.c file
*/
/* Set the vector table address */
#if defined(BOOT_FROM_BANK1)
/* Set the vector table to the Bank1 start address */
NVIC_SetVectorTable(NVIC_VectTab_FLASH, BANK1_START_ADDRESS);
#elif defined(BOOT_FROM_BANK2)
/* Set the vector table to the Bank1 start address */
NVIC_SetVectorTable(NVIC_VectTab_FLASH, BANK2_START_ADDRESS);
#endif /* BOOT_FROM_BANK1 */
/* Initialize LEDs, Buttons and LCD on STM32L152D-EVAL board ****************/
STM_EVAL_LEDInit(LED1);
STM_EVAL_LEDInit(LED2);
STM_EVAL_LEDInit(LED3);
STM_EVAL_LEDInit(LED4);
/* Save the first BANK1 page */
FLASH_SaveBANK1();
/* Save the first BANK2 page */
FLASH_SaveBANK2();
/* SysTick end of count event each 10ms */
RCC_GetClocksFreq(&RCC_Clocks);
SysTick_Config(RCC_Clocks.HCLK_Frequency / 100);
/* Configure the Joystick buttons */
STM_EVAL_PBInit(BUTTON_UP, BUTTON_MODE_GPIO);
STM_EVAL_PBInit(BUTTON_SEL, BUTTON_MODE_GPIO);
STM_EVAL_PBInit(BUTTON_DOWN, BUTTON_MODE_GPIO);
STM_EVAL_PBInit(BUTTON_RIGHT, BUTTON_MODE_GPIO);
STM_EVAL_PBInit(BUTTON_LEFT, BUTTON_MODE_GPIO);
/* Initialize the LCD */
STM32L152D_LCD_Init();
/* Display message on STM32L152D-EVAL LCD ************************************/
/* Clear the LCD */
LCD_Clear(LCD_COLOR_WHITE);
/* Set the LCD Back Color */
#if defined(BOOT_FROM_BANK1)
LCD_SetBackColor(LCD_COLOR_BLUE);
#elif defined(BOOT_FROM_BANK2)
LCD_SetBackColor(LCD_COLOR_RED);
#endif /* BOOT_FROM_BANK1 */
/* Set the LCD Text Color */
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_DisplayStringLine(LCD_LINE_0, MESSAGE1);
LCD_DisplayStringLine(LCD_LINE_1, MESSAGE2);
LCD_DisplayStringLine(LCD_LINE_2, MESSAGE3);
LCD_DisplayStringLine(LCD_LINE_4, MESSAGE4);
LCD_SetFont(&Font12x12);
LCD_SetTextColor(LCD_COLOR_GREEN);
LCD_DisplayStringLine(LCD_LINE_10, MESSAGE5);
LCD_DisplayStringLine(LCD_LINE_11, MESSAGE6);
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_DisplayStringLine(LCD_LINE_12, MESSAGE7);
LCD_DisplayStringLine(LCD_LINE_13, MESSAGE8);
LCD_SetTextColor(LCD_COLOR_GREEN);
LCD_DisplayStringLine(LCD_LINE_14, MESSAGE9);
LCD_DisplayStringLine(LCD_LINE_15, MESSAGE10);
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_DisplayStringLine(LCD_LINE_16, MESSAGE11);
LCD_DisplayStringLine(LCD_LINE_17, MESSAGE12);
LCD_SetTextColor(LCD_COLOR_GREEN);
LCD_DisplayStringLine(LCD_LINE_18, MESSAGE13);
LCD_DisplayStringLine(LCD_LINE_19, MESSAGE14);
LCD_SetTextColor(LCD_COLOR_WHITE);
LCD_SetFont(&Font16x24);
/* Turn on leds available on STM32L152D-EVAL ************************************/
STM_EVAL_LEDOn(LED1);
STM_EVAL_LEDOn(LED2);
STM_EVAL_LEDOn(LED3);
STM_EVAL_LEDOn(LED4);
/* Infinite loop */
while (1)
{
/*--- If Joystick DOWN button is pushed, reset BFB2 bit to enable boot from Bank2
(active after next reset, w/ Boot pins set in Boot from Flash memory position ---*/
if (STM_EVAL_PBGetState(BUTTON_DOWN) == 0)
{
/* Reset BFB2 bit to enable boot from Flash Bank2 */
FLASH_Unlock();
FLASH_OB_Unlock();
FLASH_ClearFlag(FLASH_FLAG_EOP|FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR |
FLASH_FLAG_SIZERR | FLASH_FLAG_OPTVERR | FLASH_FLAG_OPTVERRUSR);
FLASH_OB_UserConfig(OB_IWDG_SW, OB_STOP_NoRST, OB_STDBY_NoRST);
FLASH_OB_BORConfig(OB_BOR_LEVEL1);
if (FLASH_OB_BootConfig(OB_BOOT_BANK2) == FLASH_COMPLETE)
{
/* Generate System Reset to load the new option byte values */
FLASH_OB_Launch();
}
else
{
/* Display information */
LCD_DisplayStringLine(LCD_LINE_6, MESSAGE15);
}
}
/*--- If Joystick UP button is pushed, set BFB2 bit to enable boot from Bank1
(active after next reset, w/ Boot pins set in Boot from Flash memory position ---*/
if (STM_EVAL_PBGetState(BUTTON_UP) == 0)
{
/* Set BFB2 bit to enable boot from Flash Bank2 */
FLASH_Unlock();
FLASH_OB_Unlock();
FLASH_ClearFlag(FLASH_FLAG_EOP|FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR |
FLASH_FLAG_SIZERR | FLASH_FLAG_OPTVERR | FLASH_FLAG_OPTVERRUSR);
FLASH_OB_UserConfig(OB_IWDG_SW, OB_STOP_NoRST, OB_STDBY_NoRST);
FLASH_OB_BORConfig(OB_BOR_LEVEL1);
if (FLASH_OB_BootConfig(OB_BOOT_BANK1) == FLASH_COMPLETE)
{
/* Generate System Reset to load the new option byte values */
FLASH_OB_Launch();
}
else
{
/* Display information */
LCD_DisplayStringLine(LCD_LINE_6, MESSAGE15);
}
}
/*--- If Joystick LEFT button is pushed, program the content of address 0x08000000
(base address of Bank1) to 0x00 ---*/
if (STM_EVAL_PBGetState(BUTTON_LEFT) == 0)
{
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR |
FLASH_FLAG_SIZERR | FLASH_FLAG_OPTVERR | FLASH_FLAG_OPTVERRUSR);
/* Erase stack pointer value at Bank 1 start address */
FLASH_ErasePage(0x08000000);
FLASH_Lock();
LCD_ClearLine(LCD_LINE_5);
LCD_ClearLine(LCD_LINE_7);
LCD_ClearLine(LCD_LINE_8);
LCD_ClearLine(LCD_LINE_9);
/* Check if erase operation is OK */
if ((uint32_t)(*(uint32_t *)BANK1_START_ADDRESS) != 0x00)
{
/* Display information */
LCD_DisplayStringLine(LCD_LINE_6, MESSAGE15);
}
else
{
/* Display information */
LCD_DisplayStringLine(LCD_LINE_6, MESSAGE16);
}
}
/*--- If Joystick RIGHT button is pushed, program the content of address 0x08030000
(base address of Bank2) to 0x00 ---*/
if (STM_EVAL_PBGetState(BUTTON_RIGHT) == 0)
{
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_EOP|FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR |
FLASH_FLAG_SIZERR | FLASH_FLAG_OPTVERR | FLASH_FLAG_OPTVERRUSR);
/* Erase stack pointer value at Bank 2 start address */
FLASH_ErasePage(0x08030000);
FLASH_Lock();
LCD_ClearLine(LCD_LINE_5);
LCD_ClearLine(LCD_LINE_7);
LCD_ClearLine(LCD_LINE_8);
LCD_ClearLine(LCD_LINE_9);
/* Check if erase operation is OK */
if ((uint32_t)(*(uint32_t *)BANK2_START_ADDRESS) != 0x00)
{
/* Display information */
LCD_DisplayStringLine(LCD_LINE_6, MESSAGE15);
}
else
{
/* Display information */
LCD_DisplayStringLine(LCD_LINE_6, MESSAGE16);
}
}
/*--- If Joystick UP button is pushed, copy the program to the cross bank --*/
if (STM_EVAL_PBGetState(BUTTON_SEL) == 0)
{
FLASH_Unlock();
FLASH_ClearFlag(FLASH_FLAG_EOP|FLASH_FLAG_WRPERR | FLASH_FLAG_PGAERR |
FLASH_FLAG_SIZERR | FLASH_FLAG_OPTVERR | FLASH_FLAG_OPTVERRUSR);
#if defined (BOOT_FROM_BANK1)
/* Erase one page in BANK2 to store the first page */
FLASH_ErasePage(0x08030000);
for(index = 0; index < 64; index++)
{
FLASH_FastProgramWord((0x08030000 + (index * 4)), (*(uint32_t *)(0x08020000 + (index * 4))));
}
#elif defined (BOOT_FROM_BANK2)
/* Erase one page in BANK1 to store the first page */
FLASH_ErasePage(0x08000000);
for(index = 0; index < 64; index++)
{
FLASH_FastProgramWord((0x08000000 + (index * 4)), (*(uint32_t *)(0x08050000 + (index * 4))));
}
#endif
}
/* Toggle LD3 */
STM_EVAL_LEDToggle(LED3);
/* Insert 50 ms delay */
Delay(5);
/* Toggle LD2 */
STM_EVAL_LEDToggle(LED2);
/* Insert 100 ms delay */
Delay(10);
}
}