void flash_init(void)
{
// Inicialização da FSL
fsl_descr.fsl_flash_voltage_u08 = 0; // full speed mode
fsl_descr.fsl_frequency_u08 = 32; // 32MHz
// Modo da FSL = SCI - checagem de status interna
fsl_descr.fsl_auto_status_check_u08 = 0x01;
// Inicializa a FSL
FSL_Init((__far fsl_descriptor_t*)&fsl_descr);
FSL_Open(); // abre uma sessão FSL
FSL_PrepareFunctions(); // inicializa funções básicas FSL
}
/***********************************************************************************************************************
* Function Name: main
* Description : This function implements main function.
* Arguments : None
* Return Value : None
***********************************************************************************************************************/
void main(void)
{
/* Start user code. Do not edit comment generated here */
uint16_t i, startBlockNum, endBlockNum;
fsl_u08 fslStatus;
// prepare the interrupt vector table and user code in ram
FSL_userCopyInterruptToRam();
FSL_userCopyApplicationCodeToRam();
// copy the relevant FSL API sections to ram
FSL_CopySection();
// prepare the descriptor for initializing the mode
fslDescriptor.fsl_flash_voltage_u08 = 0x0; // full speed mode
fslDescriptor.fsl_frequency_u08 = 32; // 32 MHz frequency, round up
fslDescriptor.fsl_auto_status_check_u08 = 0x0; // status check user mode
// retrieve the flash block numbers for checking
FSL_userGetFlashBlockRanges(&startBlockNum, &endBlockNum);
// always do this sequence before using FSL
fslStatus = FSL_Init(&fslDescriptor);
FSL_Open();
FSL_PrepareFunctions();
FSL_PrepareExtFunctions();
// get the flash status
fslVersionString = FSL_GetVersionString();
fslStatus = FSL_GetSecurityFlags(&fslSecurityFlags);
fslStatus = FSL_GetBootFlag(&fslBootFlag);
fslStatus = FSL_GetSwapState(&fslSwapState);
fslStatus = FSL_GetFlashShieldWindow(&fslFlashShieldWindow);
// activate the interrupt table in ram
FSL_ChangeInterruptTable((fsl_u16)&FSL_userIsrInRam);
R_INTC0_Start();
R_IT_Start();
// repeat in a loop to demonstrate interrupt servicing in background
while(1) {
// toggle the led if requested
if(keyPress) {
keyPress = 0;
P6_bit.no3 ^= 1U;
fslStatus = eraseFromRam(startBlockNum, endBlockNum);
FSL_RestoreInterruptTable();
// prepare buffer data
for(i=0;i<WORK_BUFFER_SIZE;i++) {
workingBuffer[i] = i;
}
fslWriteStr.fsl_data_buffer_p_u08 = &workingBuffer[0];
fslWriteStr.fsl_word_count_u08 = WORK_BUFFER_WDSIZE;
fslWriteStr.fsl_destination_address_u32 = FSL_userGetFlashStartAddress();
FSL_ChangeInterruptTable((fsl_u16)&FSL_userIsrInRam);
fslStatus = writeFromRam(NUM_DATA_BLOCKS, &fslWriteStr);
fslStatus = verifyFromRam(startBlockNum, endBlockNum);
FSL_RestoreInterruptTable();
};
};
/* End user code. Do not edit comment generated here */
}
/***********************************************************************************************************************
* Function Name: main
* Description : This function implements main function.
* Arguments : None
* Return Value : None
***********************************************************************************************************************/
void main(void)
{
/* Start user code. Do not edit comment generated here */
uint16_t i, startBlockNum, endBlockNum;
fslDescriptor.fsl_flash_voltage_u08 = 0x0; // full speed mode
fslDescriptor.fsl_frequency_u08 = 32; // 32 MHz frequency, round up
fslDescriptor.fsl_auto_status_check_u08 = 0x1; // status check internal mode
// retrieve the flash block numbers for checking
FSL_userGetFlashBlockRanges(&startBlockNum, &endBlockNum);
// always do this sequence first
fslStatus = FSL_Init(&fslDescriptor);
FSL_Open();
FSL_PrepareFunctions();
FSL_PrepareExtFunctions();
// prepare the interrupt vector table in ram before the timer starts
FSL_userCopyInterruptToRam();
// get the flash status
fslVersionString = FSL_GetVersionString();
fslStatus = FSL_GetSecurityFlags(&fslSecurityFlags);
fslStatus = FSL_GetBootFlag(&fslBootFlag);
fslStatus = FSL_GetSwapState(&fslSwapState);
fslStatus = FSL_GetFlashShieldWindow(&fslFlashShieldWindow);
// activate the interrupt table in ram
FSL_ChangeInterruptTable((fsl_u16)&FSL_userIsrInRam);
R_INTC0_Start();
R_IT_Start();
// repeat in a loop to demonstrate interrupt servicing in background
while(1) {
// erase blocks
for(i=startBlockNum;i<=endBlockNum;i++) {
fslStatus = FSL_Erase(i);
if(FSL_OK != fslStatus) while(1);
fslStatus = FSL_BlankCheck(i);
if(FSL_OK != fslStatus) while(1);
}
FSL_RestoreInterruptTable();
// prepare buffer data
for(i=0;i<WORK_BUFFER_SIZE;i++) {
workingBuffer[i] = i;
}
fslWriteStr.fsl_data_buffer_p_u08 = &workingBuffer[0];
fslWriteStr.fsl_word_count_u08 = WORK_BUFFER_WDSIZE;
fslWriteStr.fsl_destination_address_u32 = FSL_userGetFlashStartAddress();
FSL_ChangeInterruptTable((fsl_u16)&FSL_userIsrInRam);
// write new data
for(i=0;i<NUM_DATA_BLOCKS;i++) {
fslStatus = FSL_Write(&fslWriteStr);
if(FSL_OK != fslStatus) while(1);
fslWriteStr.fsl_destination_address_u32 += WORK_BUFFER_SIZE;
}
// verify retention
for(i=startBlockNum;i<=endBlockNum;i++) {
fslStatus = FSL_IVerify(i);
if(FSL_OK != fslStatus) while(1);
}
FSL_RestoreInterruptTable();
// toggle the led if requested
if(keyPress) {
keyPress = 0;
P7_bit.no6 ^= 1U;
};
FSL_ChangeInterruptTable((fsl_u16)&FSL_userIsrInRam);
};
/* End user code. Do not edit comment generated here */
}