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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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PC97307 датащи(PDF) 162 Page - National Semiconductor (TI) |
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PC97307 датащи(HTML) 162 Page - National Semiconductor (TI) |
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162 / 218 page  162 UART1 and UART2 (with IR) (Logical Devices 5 and 6) www.national.com TABLE 7-26. Consumer IR, High Speed Demodulator (RXHSC = 1) (Frequency Ranges in kHz) TABLE 7-27. Sharp-IR Demodulator (Frequency Ranges in kHz) DFR Bits 4 3 2 1 0 DBW2-0 (Bits 7, 6 and 5 of IRRXDC) min/max 0 0 1 0 1 0 0 1 1 1 0 0 1 0 1 1 1 0 0 0 0 1 1 min 380.95 363.63 347.82 333.33 320.00 307.69 max 421.05 444.44 470.58 500.00 533.33 571.42 0 1 0 0 0 min 436.36 417.39 400.00 384.00 369.23 355.55 max 480.00 505.26 533.33 564.70 600.00 640.00 0 1 0 1 1 min 457.71 436.36 417.39 400.00 384.00 369.92 max 502.26 533.33 564.70 600.00 640.00 685.57 DFR Bits 4 3 2 1 0 DBW2-0 (Bits 7, 6 and 5 of IRRXDC) min/max 001 010 011 100 101 110 x x x x x x min 480.0 457.1 436.4 417.4 400.0 384.0 max 533.3 564.7 600.0 640.0 685.6 738.5 TABLE 7-28. Consumer-IR Carrier Frequency Encoding Encoding MCFR Bits 43210 Low Frequency (TXHSC = 0) High Frequency (TXHSC = 1) 00000 reserved reserved 00001 reserved reserved 00010 reserved reserved 00011 30 KHz 400 KHz 00100 31 KHz reserved 00101 32 KHz reserved 00110 33 KHz reserved 00111 34 KHz reserved 01000 35 KHz 450 KHz 01001 36 KHz reserved 01010 37 KHz reserved 01011 38 KHz 480 KHz 01100 39 KHz reserved 01101 40 KHz reserved 01110 41 KHz reserved . . . . . . . . . 11010 53 KHz reserved 11011 54 KHz reserved TABLE 7-29. Carrier Clock Pulse Width Options 11100 55 KHz reserved 11101 56 KHz reserved 11110 56.9 KHz reserved 11111 reserved reserved Encoding MCPW Bits 7 6 5 Low Frequency (TXHSC = 0) High Frequency (TXHSC = 1) 0 0 0 Reserved Reserved 0 0 1 Reserved Reserved 0 1 0 6 µsec 0.7 µsec 0 1 1 7 µsec 0.8 µsec 1 0 0 9 µsec 0.9 µsec 1 0 1 10.6 µsec Reserved 1 1 0 Reserved Reserved 1 1 1 Reserved Reserved Encoding MCFR Bits 43210 Low Frequency (TXHSC = 0) High Frequency (TXHSC = 1) |
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