You can easily use a PC's printer port for serial-EEPROM programming. You can use a device-programmer circuit used to program the MicroWire serial EE-PROM 93CXX (Figure 1). The circuit is so simple ...
With confined spacing in smaller IoT, wearables, battery and cable identification applications, Atmel's AT21CS01/11 devices eliminate the need for external capacitors and rectifiers with its parasitic ...