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ALPHA-RX915S 数据表(PDF) 12 Page - List of Unclassifed Manufacturers |
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ALPHA-RX915S 数据表(HTML) 12 Page - List of Unclassifed Manufacturers |
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12 / 16 page ![]() DSALPHA-3 Jul 09 © 2009 RF Solutions Ltd. Page 12 ALPHA RF MODULES ALPHA-TX ALPHA-RX i2..i0:select baseband bandwidth dc:Disable signal output of CLK pin 3 . . . . Frequency Setting Command bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 POR 1 0 1 0 f11 f10 f9 f8 f7 f6 f5 f4 f3 f2 f1 f0 A680h f11..f0: Set operation frequency 315band: Fc=310+F*0.0025 MHz 433band: Fc=430+F*0.0025 MHz 868band: Fc=860+F*0.0050 MHz 915band: Fc=900+F*0.0075 MHz Fc is carrier frequency, F is frequency parameter and 36≤F≤3903 4 . . . . Receiver Setting Command bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0 POR 1 1 0 0 0 0 0 0 d1 d0 g1 g0 r2 r1 r0 en C0C1h d1..d0: select VDI source d1 d0 VDI output 0 0 Digital RSSI output(DRSSI) 0 1 Data quality detection output (DQD) 1 0 Clock recovery lock output 1 1 Always on g1..g0: select LNA gain g1 g0 LNA gain (dBm) 0 0 0 0 1 -14 1 0 -6 1 1 -20 i2 i1 i0 Baseband Bandwidth [kHz] 0 0 0 reserved 0 0 1 400 0 1 0 340 0 1 1 270 1 0 0 200 1 0 1 134 1 1 0 67 1 1 1 reserved |
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