The chip's fairly small so it comes on a breakout board with ferrites to keep the AVDD and AGND quiet
TRB256 QUICK START GUIDE (EN)
and the Pin Mapping of the Arduino Micro:
case 'O': // Set output OFF mode = MD_AD9833::MODE_OFF
With power output filtering sensor
SY301 Helix GNSS Antenna – High-Performance L1/L2 GPS/GLONASS RTK Antenna IOT module The chip's fairly small soThe SY301 is a high gain helix GNSS antenna engineered for superior multi band satellite signal reception. Designed to support L1 L2 GPS, GLONASS, and BeiDou, the SY301 offers enhanced signal stability, fast acquisition, and excellent multipath mitigationmaking it ideal for UAVs, RTK surveying, precision agriculture, and GIS data collection. Featuring a precision wound helical element, the antenna delivers consistent radiation patterns and gain across