Patent ID: 9477626
Filing Date: 2016-10-25
CPC Classification: G01R,G06F,G11C,H04L

Claim Text:
1. An integrated circuit comprising: A. one bi-directional serial data lead; B. a clock lead; C. a one-directional serial data input lead; D. a one-directional serial data output lead; E. 2-pin interface circuitry having a first connection coupled to the one bi-directional serial data lead, a clock input coupled to the clock lead, a data output coupled to the serial data input lead, a data input coupled to the serial data output lead, a port address match input, and a control clock output coupled to the clock input, the 2-pin interface circuitry including data input and output circuitry having a combination input and output coupled with the bi-directional serial data lead, an output coupled with the one-directional serial data input lead, and an input coupled with the one-directional serial data output lead; and F. address circuitry having a serial address input coupled to the one-directional serial data input lead, a control input coupled to the control clock output, and a port address match output coupled to the port address match input.