BLOCKING READER: DESIGN AND IMPLEMENTATION OF A ...
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Figure 5.4. Architecture of Uni-PIC separate TX-RX design.<br />
Table 5.3. Uni-PIC separate TX-RX design: parts and cost<br />
Components Type of IC/CKT Cost($)<br />
Processor C8051F320 3.16<br />
Transmitter MTX-103-915DR-B 9.2048<br />
Receiver MRX-005-915DR-B 8.98520<br />
Ethernet controller ENC28J60/SO-ND 3.6 +<br />
and Connector and 609-1059-2-ND 0.9072<br />
Antenna<br />
(Monopole)<br />
509-ANT-915-06A 7.0 x 2<br />
Matching CKT Discrete Balun and<br />
Components<br />
4<br />
Board and other 2 Layer PCB 15<br />
miscellaneous<br />
Total Cost 58.8572<br />
5.3.4 Uni-PIC separate TX-RX Uni-antenna design<br />
In case of this design it is an improvement over Uni-PIC separate TX-RX design<br />
like that of transition from Duo-PIC separate TX-RX design to Duo-PIC separate<br />
TX-RX uni-antenna design. This design has advantages of elimination of parallel<br />
processing and elimination of two antennas topology with no isolation problems. Some<br />
50