November 2017
Intermediate to advanced
452 pages
11h 46m
English
The following is a diagram of the DVR's hardware:

Depicting the image, there are eight BNC connectors for cameras, two USB ports, one Ethernet port, one power port, a VGA, and an HDMI port facing the outside of the DVR. Inside the DVR are various chips, with one being an EEPROM and possible inputs for UART on the PCB board itself.
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