US Patent No. 9,112,738

CONTROL DEVICE HAVING A DIGITAL INTERFACE


Patent No. 9,112,738
Issue Date August 18, 2015
Title Control Device Having A Digital Interface
Inventorship Franz Szuecs, Waiblingen (DE)
Ingo Priemer, Stuttgart (DE)
Stefan Doehren, Remshalden-Grunbach (DE)
Assignee ROBERT BOSCH GMBH, Stuttgart (DE)

Claim of US Patent No. 9,112,738

1. A control device, comprising:
at least one microcontroller;
a digital interface, the digital interface including a transceiver unit and at least one interface controller,
wherein:
the control device is adapted selectably for a first mode in which the at least one interface controller communicates via
an interface with the at least one microcontroller, or for a second mode in which the at least one interface controller is
integrated into the at least one microcontroller;

the transceiver unit includes a plurality of transceivers and a bootstrap circuit; and
the bootstrap circuit generates synchronization pulses for the transceivers in a staggered fashion such that the transceivers
receive respective synchronization pulses at different times.