CPC H02P 7/04 (2016.02) [B60R 16/0238 (2013.01); G06F 13/4068 (2013.01); H02P 6/085 (2013.01); H03K 19/01721 (2013.01); H04L 25/4902 (2013.01); H04L 12/40 (2013.01); H04L 2012/40215 (2013.01); H04L 2012/40273 (2013.01)] | 20 Claims |
1. An interface circuit of a vehicle-mounted control unit, wherein the interface circuit comprises: an H-bridge circuit, an input branch, wherein
an input end of the H-bridge circuit is connected to a controller, and an output end of the H-bridge circuit is connected to an interface port IO of the interface circuit;
a first end of the input branch is connected to the interface port IO, and a second end of the input branch is connected to the controller, and
the interface circuit is configured as one or more of the following interfaces under the control of the controller: an H-bridge output interface, a 12 V power output interface, a 5 V digital signal output interface, a 5 V digital signal input interface, a 12 V digital signal input interface, a local interconnect network (LIN) bus interface, or a single edge nibble transmission (SENT) bus interface.
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