rtl,rtl_tcp: add bias=0|1 parameter to switch off|on bias voltage on
gpio0
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parent
a3b4e5c815
commit
3c7d3f1664
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@ -251,8 +251,8 @@ Lines ending with ... mean it's possible to bind devices together by specifying
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rtl=serial_number ...
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rtl=0[,rtl_xtal=28.8e6][,tuner_xtal=28.8e6] ...
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rtl=1[,buffers=32][,buflen=N*512] ...
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rtl=2[,direct_samp=0|1|2][,offset_tune=0|1] ...
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rtl_tcp=127.0.0.1:1234[,psize=16384][,direct_samp=0|1|2][,offset_tune=0|1] ...
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rtl=2[,direct_samp=0|1|2][,offset_tune=0|1][,bias=0|1] ...
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rtl_tcp=127.0.0.1:1234[,psize=16384][,direct_samp=0|1|2][,offset_tune=0|1][,bias=0|1] ...
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osmosdr=0[,buffers=32][,buflen=N*512] ...
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file='/path/to/your file',rate=1e6[,freq=100e6][,repeat=true][,throttle=true] ...
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netsdr=127.0.0.1[:50000][,nchan=2]
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@ -92,6 +92,7 @@ rtl_source_c::rtl_source_c (const std::string &args)
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{
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int ret;
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int index;
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int bias_tee = 0;
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unsigned int dev_index = 0, rtl_freq = 0, tuner_freq = 0, direct_samp = 0;
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unsigned int offset_tune = 0;
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char manufact[256];
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@ -150,6 +151,9 @@ rtl_source_c::rtl_source_c (const std::string &args)
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if (dict.count("offset_tune"))
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offset_tune = boost::lexical_cast< unsigned int >( dict["offset_tune"] );
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if (dict.count("bias"))
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bias_tee = boost::lexical_cast<bool>( dict["bias"] );
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_buf_num = _buf_len = _buf_head = _buf_used = _buf_offset = 0;
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if (dict.count("buffers"))
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@ -217,6 +221,10 @@ rtl_source_c::rtl_source_c (const std::string &args)
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throw std::runtime_error("Failed to enable offset tuning.");
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}
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ret = rtlsdr_set_bias_tee(_dev, bias_tee);
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if (ret < 0)
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throw std::runtime_error("Failed to set bias tee.");
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ret = rtlsdr_reset_buffer( _dev );
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if (ret < 0)
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throw std::runtime_error("Failed to reset usb buffers.");
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@ -154,6 +154,7 @@ rtl_tcp_source_c::rtl_tcp_source_c(const std::string &args) :
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unsigned short port = 1234;
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int payload_size = 16384;
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unsigned int direct_samp = 0, offset_tune = 0;
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int bias_tee = 0;
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_freq = 0;
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_rate = 0;
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@ -182,6 +183,9 @@ rtl_tcp_source_c::rtl_tcp_source_c(const std::string &args) :
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if (dict.count("offset_tune"))
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offset_tune = boost::lexical_cast< unsigned int >( dict["offset_tune"] );
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if (dict.count("bias"))
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bias_tee = boost::lexical_cast<bool>( dict["bias"] );
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if (!host.length())
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host = "127.0.0.1";
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@ -218,7 +222,6 @@ rtl_tcp_source_c::rtl_tcp_source_c(const std::string &args) :
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report_error("rtl_tcp_source_f/getaddrinfo",
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"can't initialize source socket" );
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// FIXME leaks if report_error throws below
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d_temp_buff = new unsigned char[payload_size]; // allow it to hold up to payload_size bytes
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d_LUT = new float[0x100];
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for (int i = 0; i < 0x100; ++i)
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@ -293,7 +296,9 @@ rtl_tcp_source_c::rtl_tcp_source_c(const std::string &args) :
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set_gain_mode(false); /* enable manual gain mode by default */
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// set direct sampling
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struct command cmd = { 0x09, htonl(direct_samp) };
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struct command cmd;
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cmd = { 0x09, htonl(direct_samp) };
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send(d_socket, (const char*)&cmd, sizeof(cmd), 0);
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if (direct_samp)
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_no_tuner = true;
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@ -301,6 +306,10 @@ rtl_tcp_source_c::rtl_tcp_source_c(const std::string &args) :
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// set offset tuning
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cmd = { 0x0a, htonl(offset_tune) };
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send(d_socket, (const char*)&cmd, sizeof(cmd), 0);
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// set bias tee
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cmd = { 0x0e, htonl(bias_tee) };
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send(d_socket, (const char*)&cmd, sizeof(cmd), 0);
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}
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rtl_tcp_source_c::~rtl_tcp_source_c()
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