===== Programming DECT phones ===== ^ Handset: ^ Base: ^ | **Philips ARM PCD8008HL\\ AT24C64A (serial EEPROM)** | **Philips ARM PCD80718HL\\ AT45DB081B (8Mbit 2.7V)\\ ST M24128BW (serial EEPROM)** | | Gnd pin4 SCL pin2 O O O O O O O O O +B +EEP pin3 SDA pin1 | line+ Gnd pin4 SCL pin2 O O O O O O O O O O O line- 11.2V +EEP pin3 SDA pin1 | ---- The above 2 connectors are almost identical with the addition on the telephone line to the left for the base.\\ To program the serial EEPROM only 4 pins are needed (+EEP SCL SDA Gnd). The other pins are used for programming the ARM processors.