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[Commit-gnuradio] r6484 - in gnuradio/branches/developers/jcorgan/radar/
|
From: |
jcorgan |
|
Subject: |
[Commit-gnuradio] r6484 - in gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src: fpga/lib fpga/tb fpga/top python |
|
Date: |
Wed, 19 Sep 2007 21:10:56 -0600 (MDT) |
Author: jcorgan
Date: 2007-09-19 21:10:56 -0600 (Wed, 19 Sep 2007)
New Revision: 6484
Added:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/fifo32_2k.v
Removed:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/fifo32_4k.v
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/Makefile.am
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_config.vh
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_control.v
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_rx.v
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/tb/radar_tb.sav
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/tb/radar_tb.v
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/top/usrp_radar_mono.qsf
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/top/usrp_radar_mono.rbf
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/top/usrp_radar_mono.v
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/python/radar_mono.py
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/python/usrp_radar_mono.py
Log:
Work in progress.
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/Makefile.am
===================================================================
---
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/Makefile.am
2007-09-20 01:49:24 UTC (rev 6483)
+++
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/Makefile.am
2007-09-20 03:10:56 UTC (rev 6484)
@@ -28,7 +28,7 @@
radar_tx.v \
radar_rx.v \
dac_interface.v \
- fifo32_4k.v \
+ fifo32_2k.v \
cordic_nco.v
MOSTLYCLEANFILES = *~ *.bak
Added:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/fifo32_2k.v
===================================================================
---
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/fifo32_2k.v
(rev 0)
+++
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/fifo32_2k.v
2007-09-20 03:10:56 UTC (rev 6484)
@@ -0,0 +1,161 @@
+// megafunction wizard: %FIFO%
+// GENERATION: STANDARD
+// VERSION: WM1.0
+// MODULE: scfifo
+
+// ============================================================
+// File Name: fifo32_2k.v
+// Megafunction Name(s):
+// scfifo
+//
+// Simulation Library Files(s):
+// altera_mf
+// ============================================================
+// ************************************************************
+// THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
+//
+// 7.1 Build 178 06/25/2007 SP 1 SJ Web Edition
+// ************************************************************
+
+
+//Copyright (C) 1991-2007 Altera Corporation
+//Your use of Altera Corporation's design tools, logic functions
+//and other software and tools, and its AMPP partner logic
+//functions, and any output files from any of the foregoing
+//(including device programming or simulation files), and any
+//associated documentation or information are expressly subject
+//to the terms and conditions of the Altera Program License
+//Subscription Agreement, Altera MegaCore Function License
+//Agreement, or other applicable license agreement, including,
+//without limitation, that your use is for the sole purpose of
+//programming logic devices manufactured by Altera and sold by
+//Altera or its authorized distributors. Please refer to the
+//applicable agreement for further details.
+
+
+// synopsys translate_off
+`timescale 1 ps / 1 ps
+// synopsys translate_on
+module fifo32_2k (
+ clock,
+ data,
+ rdreq,
+ sclr,
+ wrreq,
+ empty,
+ q);
+
+ input clock;
+ input [31:0] data;
+ input rdreq;
+ input sclr;
+ input wrreq;
+ output empty;
+ output [31:0] q;
+
+ wire sub_wire0;
+ wire [31:0] sub_wire1;
+ wire empty = sub_wire0;
+ wire [31:0] q = sub_wire1[31:0];
+
+ scfifo scfifo_component (
+ .rdreq (rdreq),
+ .sclr (sclr),
+ .clock (clock),
+ .wrreq (wrreq),
+ .data (data),
+ .empty (sub_wire0),
+ .q (sub_wire1)
+ // synopsys translate_off
+ ,
+ .aclr (),
+ .almost_empty (),
+ .almost_full (),
+ .full (),
+ .usedw ()
+ // synopsys translate_on
+ );
+ defparam
+ scfifo_component.add_ram_output_register = "OFF",
+ scfifo_component.intended_device_family = "Cyclone",
+ scfifo_component.lpm_numwords = 2048,
+ scfifo_component.lpm_showahead = "OFF",
+ scfifo_component.lpm_type = "scfifo",
+ scfifo_component.lpm_width = 32,
+ scfifo_component.lpm_widthu = 11,
+ scfifo_component.overflow_checking = "OFF",
+ scfifo_component.underflow_checking = "OFF",
+ scfifo_component.use_eab = "ON";
+
+
+endmodule
+
+// ============================================================
+// CNX file retrieval info
+// ============================================================
+// Retrieval info: PRIVATE: AlmostEmpty NUMERIC "0"
+// Retrieval info: PRIVATE: AlmostEmptyThr NUMERIC "-1"
+// Retrieval info: PRIVATE: AlmostFull NUMERIC "0"
+// Retrieval info: PRIVATE: AlmostFullThr NUMERIC "-1"
+// Retrieval info: PRIVATE: CLOCKS_ARE_SYNCHRONIZED NUMERIC "0"
+// Retrieval info: PRIVATE: Clock NUMERIC "0"
+// Retrieval info: PRIVATE: Depth NUMERIC "2048"
+// Retrieval info: PRIVATE: Empty NUMERIC "1"
+// Retrieval info: PRIVATE: Full NUMERIC "0"
+// Retrieval info: PRIVATE: INTENDED_DEVICE_FAMILY STRING "Cyclone"
+// Retrieval info: PRIVATE: LE_BasedFIFO NUMERIC "0"
+// Retrieval info: PRIVATE: LegacyRREQ NUMERIC "1"
+// Retrieval info: PRIVATE: MAX_DEPTH_BY_9 NUMERIC "0"
+// Retrieval info: PRIVATE: OVERFLOW_CHECKING NUMERIC "1"
+// Retrieval info: PRIVATE: Optimize NUMERIC "2"
+// Retrieval info: PRIVATE: RAM_BLOCK_TYPE NUMERIC "0"
+// Retrieval info: PRIVATE: SYNTH_WRAPPER_GEN_POSTFIX STRING "0"
+// Retrieval info: PRIVATE: UNDERFLOW_CHECKING NUMERIC "1"
+// Retrieval info: PRIVATE: UsedW NUMERIC "0"
+// Retrieval info: PRIVATE: Width NUMERIC "32"
+// Retrieval info: PRIVATE: dc_aclr NUMERIC "0"
+// Retrieval info: PRIVATE: diff_widths NUMERIC "0"
+// Retrieval info: PRIVATE: msb_usedw NUMERIC "0"
+// Retrieval info: PRIVATE: output_width NUMERIC "32"
+// Retrieval info: PRIVATE: rsEmpty NUMERIC "1"
+// Retrieval info: PRIVATE: rsFull NUMERIC "0"
+// Retrieval info: PRIVATE: rsUsedW NUMERIC "0"
+// Retrieval info: PRIVATE: sc_aclr NUMERIC "0"
+// Retrieval info: PRIVATE: sc_sclr NUMERIC "1"
+// Retrieval info: PRIVATE: wsEmpty NUMERIC "0"
+// Retrieval info: PRIVATE: wsFull NUMERIC "1"
+// Retrieval info: PRIVATE: wsUsedW NUMERIC "0"
+// Retrieval info: CONSTANT: ADD_RAM_OUTPUT_REGISTER STRING "OFF"
+// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone"
+// Retrieval info: CONSTANT: LPM_NUMWORDS NUMERIC "2048"
+// Retrieval info: CONSTANT: LPM_SHOWAHEAD STRING "OFF"
+// Retrieval info: CONSTANT: LPM_TYPE STRING "scfifo"
+// Retrieval info: CONSTANT: LPM_WIDTH NUMERIC "32"
+// Retrieval info: CONSTANT: LPM_WIDTHU NUMERIC "11"
+// Retrieval info: CONSTANT: OVERFLOW_CHECKING STRING "OFF"
+// Retrieval info: CONSTANT: UNDERFLOW_CHECKING STRING "OFF"
+// Retrieval info: CONSTANT: USE_EAB STRING "ON"
+// Retrieval info: USED_PORT: clock 0 0 0 0 INPUT NODEFVAL clock
+// Retrieval info: USED_PORT: data 0 0 32 0 INPUT NODEFVAL data[31..0]
+// Retrieval info: USED_PORT: empty 0 0 0 0 OUTPUT NODEFVAL empty
+// Retrieval info: USED_PORT: q 0 0 32 0 OUTPUT NODEFVAL q[31..0]
+// Retrieval info: USED_PORT: rdreq 0 0 0 0 INPUT NODEFVAL rdreq
+// Retrieval info: USED_PORT: sclr 0 0 0 0 INPUT NODEFVAL sclr
+// Retrieval info: USED_PORT: wrreq 0 0 0 0 INPUT NODEFVAL wrreq
+// Retrieval info: CONNECT: @data 0 0 32 0 data 0 0 32 0
+// Retrieval info: CONNECT: q 0 0 32 0 @q 0 0 32 0
+// Retrieval info: CONNECT: @wrreq 0 0 0 0 wrreq 0 0 0 0
+// Retrieval info: CONNECT: @rdreq 0 0 0 0 rdreq 0 0 0 0
+// Retrieval info: CONNECT: @clock 0 0 0 0 clock 0 0 0 0
+// Retrieval info: CONNECT: empty 0 0 0 0 @empty 0 0 0 0
+// Retrieval info: CONNECT: @sclr 0 0 0 0 sclr 0 0 0 0
+// Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo32_2k.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo32_2k.inc FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo32_2k.cmp FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo32_2k.bsf FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo32_2k_inst.v FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo32_2k_bb.v FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo32_2k_waveforms.html FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL fifo32_2k_wave*.jpg FALSE
+// Retrieval info: LIB_FILE: altera_mf
Property changes on:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/fifo32_2k.v
___________________________________________________________________
Name: svn:executable
+ *
Deleted:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/fifo32_4k.v
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_config.vh
===================================================================
---
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_config.vh
2007-09-20 01:49:24 UTC (rev 6483)
+++
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_config.vh
2007-09-20 03:10:56 UTC (rev 6484)
@@ -38,3 +38,4 @@
`define FR_RADAR_AMPL `FR_USER_5
`define FR_RADAR_FSTART `FR_USER_6
`define FR_RADAR_FINCR `FR_USER_7
+`define FR_RADAR_ATRDEL `FR_USER_8
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_control.v
===================================================================
---
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_control.v
2007-09-20 01:49:24 UTC (rev 6483)
+++
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_control.v
2007-09-20 03:10:56 UTC (rev 6484)
@@ -23,9 +23,8 @@
module radar_control(clk_i,saddr_i,sdata_i,s_strobe_i,reset_o,
tx_side_o,dbg_o,tx_strobe_o,tx_ctrl_o,rx_ctrl_o,
- ampl_o,fstart_o,fincr_o,pulse_num_o,
- io_tx_ena_o);
-
+ ampl_o,fstart_o,fincr_o,pulse_num_o,io_tx_ena_o);
+
// System interface
input clk_i; // Master clock @ 64 MHz
input [6:0] saddr_i; // Configuration bus address
@@ -54,7 +53,8 @@
wire [15:0] t_sw;
wire [15:0] t_look;
wire [31:0] t_idle;
-
+ wire [31:0] atrdel;
+
// Configuration from host
wire [31:0] mode;
setting_reg #(`FR_RADAR_MODE)
sr_mode(.clock(clk_i),.reset(1'b0),.strobe(s_strobe_i),.addr(saddr_i),.in(sdata_i),
@@ -88,6 +88,9 @@
setting_reg #(`FR_RADAR_FINCR)
sr_fincr(.clock(clk_i),.reset(1'b0),.strobe(s_strobe_i),.addr(saddr_i),.in(sdata_i),
.out(fincr_o));
+ setting_reg #(`FR_RADAR_ATRDEL)
sr_atrdel(.clock(clk_i),.reset(1'b0),.strobe(s_strobe_i),.addr(saddr_i),.in(sdata_i),
+ .out(atrdel));
+
// Pulse state machine
`define ST_ON 4'b0001
`define ST_SW 4'b0010
@@ -155,7 +158,9 @@
assign tx_ctrl_o = (state == `ST_ON);
assign rx_ctrl_o = (state == `ST_LOOK);
- // TODO: make delay configurable
- assign io_tx_ena_o = tx_ctrl_o;
+ // Create delayed version of tx_ctrl_o to drive mixers and TX/RX switch
+ atr_delay
atr_delay(.clk_i(clk_i),.rst_i(reset_o),.ena_i(1'b1),.tx_empty_i(!tx_ctrl_o),
+ .tx_delay_i(atrdel[27:16]),.rx_delay_i(atrdel[11:0]),
+ .atr_tx_o(io_tx_ena_o));
endmodule // radar_control
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_rx.v
===================================================================
---
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_rx.v
2007-09-20 01:49:24 UTC (rev 6483)
+++
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/lib/radar_rx.v
2007-09-20 03:10:56 UTC (rev 6484)
@@ -55,12 +55,12 @@
// Use model if simulating, otherwise Altera Megacell
`ifdef SIMULATION
- fifo_1clk #(32, 4096) buffer(.clock(clk_i),.sclr(rst_i),
+ fifo_1clk #(32, 2048) buffer(.clock(clk_i),.sclr(rst_i),
.data(fifo_inp),.wrreq(ena_i),
.rdreq(fifo_ack),.q(fifo_out),
.empty(fifo_empty));
`else
- fifo32_4k buffer(.clock(clk_i),.sclr(rst_i),
+ fifo32_2k buffer(.clock(clk_i),.sclr(rst_i),
.data(fifo_inp),.wrreq(ena_i),
.rdreq(fifo_ack),.q(fifo_out),
.empty(fifo_empty));
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/tb/radar_tb.sav
===================================================================
---
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/tb/radar_tb.sav
2007-09-20 01:49:24 UTC (rev 6483)
+++
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/tb/radar_tb.sav
2007-09-20 03:10:56 UTC (rev 6484)
@@ -1,4 +1,4 @@
-*-24.712317 7100000 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
-1 -1 -1 -1 -1 -1 -1
+*-24.712532 40200000 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1 -1
-1 -1 -1 -1 -1 -1 -1
@28
radar_tb.clk
radar_tb.ena
@@ -18,12 +18,12 @@
radar_tb.tx_strobe
@8420
radar_tb.uut.tx_dac_i_o[13:0]
address@hidden
radar_tb.uut.tx_dac_q_o[13:0]
address@hidden
-radar_tb.uut.io_tx_ena_o
@200
-
@28
+radar_tb.uut.io_tx_ena_o
radar_tb.uut.controller.tx_ctrl_o
radar_tb.uut.controller.rx_ctrl_o
@200
@@ -38,3 +38,5 @@
-
@22
radar_tb.uut.pulse_num[15:0]
address@hidden
+-
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/tb/radar_tb.v
===================================================================
---
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/tb/radar_tb.v
2007-09-20 01:49:24 UTC (rev 6483)
+++
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/tb/radar_tb.v
2007-09-20 03:10:56 UTC (rev 6484)
@@ -178,6 +178,15 @@
end
endtask // set_fincr
+ // Chirp frequency increment
+ task set_atrdel;
+ input [31:0] atrdel;
+
+ begin
+ write_cfg_register(`FR_RADAR_ATRDEL, atrdel);
+ end
+ endtask // set_fincr
+
// Test transmitter functionality
task test_tx;
begin
@@ -191,7 +200,7 @@
#20 set_ampl(16'd9946);
#20 set_fstart(32'h80000000); // -16 to 16 MHz
#20 set_fincr (32'h0199999A);
-
+ #20 set_atrdel(32'h00400046); // 64 TX clks, 70 RX clks
#20 set_reset(0);
#200000;
end
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/top/usrp_radar_mono.qsf
===================================================================
---
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/top/usrp_radar_mono.qsf
2007-09-20 01:49:24 UTC (rev 6483)
+++
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/top/usrp_radar_mono.qsf
2007-09-20 03:10:56 UTC (rev 6484)
@@ -380,7 +380,7 @@
set_global_assignment -name VERILOG_FILE dacpll.v
set_global_assignment -name VERILOG_FILE ../lib/cordic_nco.v
set_global_assignment -name VERILOG_FILE ../lib/dac_interface.v
-set_global_assignment -name VERILOG_FILE ../lib/fifo32_4k.v
+set_global_assignment -name VERILOG_FILE ../lib/fifo32_2k.v
set_global_assignment -name VERILOG_FILE ../lib/radar_control.v
set_global_assignment -name VERILOG_FILE ../lib/radar_rx.v
set_global_assignment -name VERILOG_FILE ../lib/radar_tx.v
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/top/usrp_radar_mono.rbf
===================================================================
(Binary files differ)
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/top/usrp_radar_mono.v
===================================================================
---
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/top/usrp_radar_mono.v
2007-09-20 01:49:24 UTC (rev 6483)
+++
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/fpga/top/usrp_radar_mono.v
2007-09-20 03:10:56 UTC (rev 6484)
@@ -191,7 +191,7 @@
.interp_rate(),.decim_rate(),
.tx_sample_strobe(),.strobe_interp(),
.rx_sample_strobe(),.strobe_decim(),
- .tx_empty(auto_tr),
+ .tx_empty(),
.debug_0(),.debug_1(),
.debug_2(),.debug_3(),
.reg_0(reg_0),.reg_1(reg_1),.reg_2(reg_2),.reg_3(reg_3) );
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/python/radar_mono.py
===================================================================
---
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/python/radar_mono.py
2007-09-20 01:49:24 UTC (rev 6483)
+++
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/python/radar_mono.py
2007-09-20 03:10:56 UTC (rev 6484)
@@ -45,8 +45,9 @@
FR_RADAR_AMPL = usrp.FR_USER_5 # 16-bit pulse amplitude (2s
complement) into CORDIC
FR_RADAR_FSTART = usrp.FR_USER_6 # 32-bit FTW for chirp start frequency
FR_RADAR_FINCR = usrp.FR_USER_7 # 32-bit FTW increment per transmit
clock
+FR_RADAR_ATRDEL = usrp.FR_USER_8 # 16-bit TX delay in clocks, 16-bit RX
delay in clocks
-# These are for phase II development
+# These are for phase II development (need to renumber)
#FR_RADAR_FREQ1N = usrp.FR_USER_8 # 24-bit N register for chirp #1
#FR_RADAR_FREQ1R = usrp.FR_USER_9 # 24-bit R register for chirp #1
#FR_RADAR_FREQ1C = usrp.FR_USER_10 # 24-bit C register for chirp #1
@@ -153,6 +154,7 @@
def __init__(self, options, callback):
gr.top_block.__init__(self, "radar_rx")
+ self._u = None
self._subdev_spec = options.rx_subdev_spec
self._gain = options.gain
self._verbose = options.verbose
@@ -160,6 +162,7 @@
self._callback = callback
self._length_set = False
self._connected = False
+ self._frequency = 0.0
self._msgq = gr.msg_queue()
self._watcher = _queue_watcher_thread(self._msgq, self._callback)
@@ -173,9 +176,11 @@
def tune(self, frequency):
if self._verbose:
print "Setting receiver frequency to", n2s(frequency)
- result = self._u.tune(0, self._subdev, frequency)
- if result == False:
- raise RuntimeError("Failed to set receiver frequency.")
+ self._frequency = frequency
+ if (self._u):
+ result = self._u.tune(0, self._subdev, frequency)
+ if result == False:
+ raise RuntimeError("Failed to set receiver frequency.")
def set_gain(self, gain):
self._gain = gain
@@ -212,7 +217,8 @@
print "Using", self._subdev.side_and_name(), "for radar receiver."
print "Setting receiver gain to", self._gain
self.set_gain(self._gain)
-
+ self.tune(self._frequency)
+
def _setup_connections(self):
if not self._length_set:
raise RuntimeError("Echo length not set.")
@@ -283,8 +289,13 @@
def set_freq(self, center_freq, chirp_width):
self._trans.set_freq(center_freq, chirp_width)
- # set receiver center frequency
-
+ self._rcvr.tune(center_freq)
+
+ def set_atrdel(self, tx_delay, rx_delay):
+ if self._verbose:
+ print "Setting TX delay of", tx_delay, "clocks, RX delay of",
rx_delay
+ self._trans._u._write_fpga_reg(FR_RADAR_ATRDEL, tx_delay << 16 |
rx_delay)
+
def start(self):
self.set_reset(False)
self._trans.start()
Modified:
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/python/usrp_radar_mono.py
===================================================================
---
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/python/usrp_radar_mono.py
2007-09-20 01:49:24 UTC (rev 6483)
+++
gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src/python/usrp_radar_mono.py
2007-09-20 03:10:56 UTC (rev 6484)
@@ -84,7 +84,8 @@
r.set_prf(options.prf)
r.set_amplitude(options.amplitude)
r.set_freq(options.frequency, options.chirp_width)
-
+ r.set_atrdel(64, 70) # TODO: parameterize
+
r.start()
raw_input("Press ENTER to stop.")
r.stop()
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- [Commit-gnuradio] r6484 - in gnuradio/branches/developers/jcorgan/radar/gr-radar-mono/src: fpga/lib fpga/tb fpga/top python,
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