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@ -44,37 +44,35 @@
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namespace HAL {
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namespace HAL {
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namespace PersistentStore {
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namespace PersistentStore {
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#define CONFIG_FILE_NAME "eeprom.dat"
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#define HAL_STM32F1_EEPROM_SIZE 4096
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#define HAL_STM32F1_EEPROM_SIZE 4096
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char HAL_STM32F1_eeprom_content[HAL_STM32F1_EEPROM_SIZE];
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char HAL_STM32F1_eeprom_content[HAL_STM32F1_EEPROM_SIZE];
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char eeprom_filename[] = "eeprom.dat";
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bool access_start() {
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bool access_start() {
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if (!card.cardOK) return false;
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if (!card.cardOK) return false;
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int16_t bytes_read = 0;
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int16_t bytes_read = 0;
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const char eeprom_zero = 0xFF;
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constexpr char eeprom_zero = 0xFF;
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card.openFile((char *)CONFIG_FILE_NAME,true);
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card.openFile(eeprom_filename, true);
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bytes_read = card.read (HAL_STM32F1_eeprom_content, HAL_STM32F1_EEPROM_SIZE);
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bytes_read = card.read(HAL_STM32F1_eeprom_content, HAL_STM32F1_EEPROM_SIZE);
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if (bytes_read == -1) return false;
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if (bytes_read < 0) return false;
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for (; bytes_read < HAL_STM32F1_EEPROM_SIZE; bytes_read++) {
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for (; bytes_read < HAL_STM32F1_EEPROM_SIZE; bytes_read++)
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HAL_STM32F1_eeprom_content[bytes_read] = eeprom_zero;
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HAL_STM32F1_eeprom_content[bytes_read] = eeprom_zero;
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}
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card.closefile();
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card.closefile();
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return true;
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return true;
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}
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}
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bool access_finish(){
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bool access_finish() {
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if (!card.cardOK) return false;
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if (!card.cardOK) return false;
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int16_t bytes_written = 0;
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card.openFile(eeprom_filename, true);
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card.openFile((char *)CONFIG_FILE_NAME,true);
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int16_t bytes_written = card.write(HAL_STM32F1_eeprom_content, HAL_STM32F1_EEPROM_SIZE);
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bytes_written = card.write (HAL_STM32F1_eeprom_content, HAL_STM32F1_EEPROM_SIZE);
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card.closefile();
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card.closefile();
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return (bytes_written == HAL_STM32F1_EEPROM_SIZE);
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return (bytes_written == HAL_STM32F1_EEPROM_SIZE);
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}
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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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bool write_data(int &pos, const uint8_t *value, uint16_t size, uint16_t *crc) {
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for (int i = 0; i < size; i++) {
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for (int i = 0; i < size; i++)
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HAL_STM32F1_eeprom_content [pos + i] = value[i];
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HAL_STM32F1_eeprom_content[pos + i] = value[i];
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}
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crc16(crc, value, size);
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crc16(crc, value, size);
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pos += size;
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pos += size;
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return false;
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return false;
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