55 lines
1.1 KiB
C++
55 lines
1.1 KiB
C++
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#include "../persistent_store_api.h"
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#include "../../../types.h"
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#include "../../../language.h"
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#include "../../../serial.h"
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#include "../../../utility.h"
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#include "chanfs/diskio.h"
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#include "chanfs/ff.h"
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#ifdef TARGET_LPC1768
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#if ENABLED(EEPROM_SETTINGS)
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namespace HAL {
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namespace PersistentStore {
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FATFS fat_fs;
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FIL eeprom_file;
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bool access_start() {
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f_mount(&fat_fs, "", 1);
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FRESULT res = f_open(&eeprom_file, "eeprom.dat", FA_OPEN_ALWAYS | FA_WRITE | FA_READ);
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return (res == FR_OK);
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}
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bool access_finish(){
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f_close(&eeprom_file);
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f_unmount("");
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return true;
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}
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bool write_data(int &pos, const uint8_t *value, uint16_t size, uint16_t *crc) {
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UINT bytes_written = 0;
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f_lseek(&eeprom_file, pos);
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f_write(&eeprom_file, (void *)value, size, &bytes_written);
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crc16(crc, value, size);
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pos = pos + size;
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return (bytes_written == size);
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}
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void read_data(int &pos, uint8_t* value, uint16_t size, uint16_t *crc) {
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UINT bytes_read = 0;
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f_lseek(&eeprom_file, pos);
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f_read(&eeprom_file, (void *)value, size, &bytes_read);
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crc16(crc, value, size);
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pos = pos + size;
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}
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}
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}
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#endif // EEPROM_SETTINGS
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#endif // ARDUINO_ARCH_AVR
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