--- /dev/null
+
+module hi_sniffer(
+ pck0, ck_1356meg, ck_1356megb,
+ pwr_lo, pwr_hi, pwr_oe1, pwr_oe2, pwr_oe3, pwr_oe4,
+ adc_d, adc_clk,
+ ssp_frame, ssp_din, ssp_dout, ssp_clk,
+ cross_hi, cross_lo,
+ dbg,
+ xcorr_is_848, snoop, xcorr_quarter_freq // not used.
+);
+ input pck0, ck_1356meg, ck_1356megb;
+ output pwr_lo, pwr_hi, pwr_oe1, pwr_oe2, pwr_oe3, pwr_oe4;
+ input [7:0] adc_d;
+ output adc_clk;
+ input ssp_dout;
+ output ssp_frame, ssp_din, ssp_clk;
+ input cross_hi, cross_lo;
+ output dbg;
+ input xcorr_is_848, snoop, xcorr_quarter_freq; // not used.
+
+// We are only snooping, all off.
+assign pwr_hi = 1'b0;// ck_1356megb & (~snoop);
+assign pwr_oe1 = 1'b0;
+assign pwr_oe2 = 1'b0;
+assign pwr_oe3 = 1'b0;
+assign pwr_oe4 = 1'b0;
+
+reg ssp_clk = 1'b0;
+reg ssp_frame;
+reg adc_clk;
+reg [7:0] adc_d_out = 8'd0;
+reg [7:0] ssp_cnt = 8'd0;
+reg [7:0] pck_divider = 8'd0;
+reg ant_lo = 1'b0;
+reg bit_to_send = 1'b0;
+
+always @(ck_1356meg, pck0) // should synthetisize to a mux..
+ begin
+ adc_clk = ck_1356meg;
+ ssp_clk = ~ck_1356meg;
+ end
+
+reg [7:0] cnt_test = 8'd0; // test
+
+always @(posedge pck0)
+begin
+ ant_lo <= 1'b0;
+end
+
+always @(posedge ssp_clk) // ~1356 (hf)
+begin
+ if(ssp_cnt[7:0] == 8'd255) // SSP counter for divides.
+ ssp_cnt[7:0] <= 8'd0;
+ else
+ ssp_cnt <= ssp_cnt + 1;
+
+ if((ssp_cnt[2:0] == 3'b000) && !ant_lo) // To set frame length
+ begin
+ adc_d_out[7:0] = adc_d; // disable for test
+ bit_to_send = adc_d_out[0];
+ ssp_frame <= 1'b1;
+ end
+ else
+ begin
+ adc_d_out[6:0] = adc_d_out[7:1];
+ adc_d_out[7] = 1'b0; // according to old lf_read.v comment prevents gliches if not set.
+ bit_to_send = adc_d_out[0];
+ ssp_frame <= 1'b0;
+ end
+end
+
+assign ssp_din = bit_to_send && !ant_lo;//bit_to_send && !ant_lo; // && .. not needed i guess?
+
+assign pwr_lo = ant_lo;
+
+
+endmodule