+ unsigned char eeprom_type; // eeprom type: 0: 7bit (24C01), 2: device with 2 addr words (X24C02+), 3: dev with 3 addr words\r
+ unsigned char eeprom_abits; // eeprom access must be odd addr for: bit0 ~ cl, bit1 ~ out\r
+ unsigned char eeprom_bit_cl; // bit number for cl\r
+ unsigned char eeprom_bit_in; // bit number for in\r
+ unsigned char eeprom_bit_out; // bit number for out\r