The AWR1443 device provides the following external interfaces:
- Reference Clock – Reference clock available for Host Processor after device wakeup.
- Low speed control information
- Up to two 4-line standard SPI interface
- One I2C interface (Pin multiplexed with one of the SPI ports)
- One Controller Area Network (CAN) Port for Automotive Interfacing
- Reset – Active Low reset for device wakeup from host General Purpose IOs
- Error Signaling – Used for notifying the host in case the Radio Controller detects a fault
The AWR1443 device comprises of
three main blocks – Radar (or the Millimeter Wave) System, Main (or the Control)
System and Processing System.