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jeffrey 2015-11-17 10:30:14 +08:00
parent 48de61fed7
commit 28cd8da44d
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8
project/realtek_ameba1_va0_example/example_sources/flash/readme.txt Normal file
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Example Description
This example read a specific flash offset, modify it and re-read again.
Requirement Components:
None

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project/realtek_ameba1_va0_example/example_sources/flash/src/main.c Normal file
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#include "diag.h"
#include "main.h"
#include "objects.h"
#include "flash_api.h"
// Decide starting flash address for storing application data
// User should pick address carefully to avoid corrupting image section
#define FLASH_APP_BASE 0x7E000
void main(void)
{
flash_t flash;
uint32_t val32_to_write = 0x13572468;
uint32_t val32_to_read;
uint32_t address = FLASH_APP_BASE;
int result = 0;
flash_read_word(&flash, address, &val32_to_read);
flash_erase_sector(&flash, address);
flash_write_word(&flash, address, val32_to_write);
flash_read_word(&flash, address, &val32_to_read);
DBG_8195A("Read Data 0x%x\n", val32_to_read);
// verify result
result = (val32_to_write == val32_to_read) ? 1 : 0;
printf("\r\nResult is %s\r\n", (result) ? "success" : "fail");
for(;;);
}