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ns_eeprom.cpp
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#include "NS_EEPROM.h"
struct NS_Config EC_Config;
/**
* Инициализация EEPROM
*/
void EC_begin(void){
size_t sz1 = sizeof(EC_Config);
EEPROM.begin(sz1);
Serial.printf("EEPROM init. Size = %d\n",(int)sz1);
}
/**
* Читаем конфигурацию из EEPROM в память
*/
void EC_read(void){
size_t sz1 = sizeof(EC_Config);
for( int i=0; i<sz1; i++ ){
uint8_t c = EEPROM.read(i);
*((uint8_t*)&EC_Config + i) = c;
}
uint16_t crc = EC_CRC();
if( EC_Config.CRC == crc ){
Serial.printf("EEPROM Config is correct\n");
}
else {
Serial.printf("EEPROM CRC is not valid: %d %d\n",crc,EC_Config.CRC);
EC_default();
EC_save();
}
}
/**
* Устанавливаем значения конфигурации по-умолчанию
*/
void EC_default(void){
size_t sz1 = sizeof(EC_Config);
memset( &EC_Config, '\0',sz1);
strcpy(EC_Config.ESP_NAME,"netsens");
strcpy(EC_Config.ESP_PASS,"admin");
strcpy(EC_Config.AP_SSID, "none");
strcpy(EC_Config.AP_PASS, "");
EC_Config.IP[0] = 0;
EC_Config.IP[1] = 0;
EC_Config.IP[2] = 0;
EC_Config.IP[3] = 0;
EC_Config.MASK[0] = 0;
EC_Config.MASK[1] = 0;
EC_Config.MASK[2] = 0;
EC_Config.MASK[3] = 0;
EC_Config.GW[0] = 0;
EC_Config.GW[1] = 0;
EC_Config.GW[2] = 0;
EC_Config.GW[3] = 0;
strcpy(EC_Config.NTP_SERVER1, "0.ru.pool.ntp.org");
strcpy(EC_Config.NTP_SERVER2, "1.ru.pool.ntp.org");
strcpy(EC_Config.NTP_SERVER3, "2.ru.pool.ntp.org");
EC_Config.TZ = 3;
EC_Config.TIMEOUT_NTP = 600000;
EC_Config.TIMEOUT_SEND1 = 900000;
strcpy(EC_Config.MQTT_SERVER,"192.168.111.1");
}
/**
* Сохраняем значение конфигурации в EEPROM
*/
void EC_save(void){
EC_Config.CRC = EC_CRC();
size_t sz1 = sizeof(EC_Config);
for( int i=0; i<sz1; i++)
EEPROM.write(i, *((uint8_t*)&EC_Config + i));
EEPROM.commit();
Serial.printf("Save Config to EEPROM. CRC=%d\n",EC_Config.CRC);
}
/**
* Расчет CRC
*/
uint16_t EC_CRC(void){
uint16_t crc = 0;
size_t sz1 = sizeof(EC_Config);
uint16_t crc_save = EC_Config.CRC;
EC_Config.CRC = 0;
for( int i=0; i<sz1; i++)crc +=*((uint8_t*)&EC_Config + i);
Serial.printf("CRC=%d\n",crc);
EC_Config.CRC = crc_save;
return crc;
}