DTMFDECODER-RD Silicon Laboratories Inc, DTMFDECODER-RD Datasheet
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DTMFDECODER-RD
Specifications of DTMFDECODER-RD
Related parts for DTMFDECODER-RD
DTMFDECODER-RD Summary of contents
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DTMF Kit Contents The DTMF Decoder Reference Design Kit includes the following items: DTMF Decoder Evaluation Board. Universal (100–240 V, 50–60 Hz Power Adapter. DTMF Decoder Kit User’s Guide ...
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DTMF-RD 2.1. DTMF Decoder The DTMF decoder section of the evaluation board can accept DTMF signals from three input sources as shown in Figure 2. The Audio Jack input source allows direct connection sound card and accepts ...
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DTMF Demonstration The DTMF Decoder Evaluation Board is factory pre-programmed with both the DTMF decoder and generator firmware. For this demonstration, connect the output of the DTMF generator to the input of the DTMF decoder. 1. Verify that J10 ...
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DTMF-RD 5. Schematic M1CP0+ VDD1 R29 10K C22 C23 0u1F 4n7F GND U5 GND C8051F300 M1P07 1 10 M1ADC0 P0.0 P0.7 M1CP0 P0.1 P0.6 R30 3V3 3 8 Vdd RST 470R 4 7 P0.2 P0.5 GND R24 5 ...
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VDD2 R17 680R 2 POT2 10K VDD2 DTMF In R16 TP7 1K8 R11 1K2 GND GND U1B P2 From soundcard AUDIO CON C4 100R LMV324MT 2u2F GND 10K GND POT1 3 ...
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DTMF-RD VDD2 U8 C8051F300 1 10 P0.0 P0 P0.1 P0 Vdd RST 4 7 P0.2 P0 P0.3 P0.4 11 GND C24 0u1F TP27 R40 1K MCU2 GND GND TP28 DTMF Generator M1nRST M1nRST M2C2CLK ...
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N : OTES Rev. 0.1 DTMF-RD 7 ...
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