Texas Instruments AWR2944EVM, Руководство пользователя, Страница: 25 / 36

Figure 2-17. Elevation Radiation Pattern
2.6 On-board Sensors
The AWR2944EVM provides access to an on-board temperature sensor (TMP112AIDRLR) and four on-board
current sensors (INA226AIDGSR). These sensors can be controlled by the radar via I2C. For details about the
I2C addresses of these sensors, refer to
Section 2.9.3 .
The current sensors are designed to measure the current being supplied to the various power rails of the
AWR2944 device. For details on the supply nodes that can be measured using the current sensors, refer to
Table 2-10 .
Table 2-10. Current Sensor Supply Details
Reference Designator Supply Node PCB Net Name
U9 AWR 1.2-V Supply 1V2
U11 AWR 1.8-V Supply 1V8
U12 AWR 3.3-V Supply 3V3
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AWR2944EVM User’s Guide 25
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