Added rotary decoder and simple controller

2016-05-23 19:22:33 +02:00
parent 16b7cc71ee
commit bc78a40708
10 changed files with 409 additions and 143 deletions
--- a/dds.vhd
+++ b/dds.vhd
@@ -55,7 +55,7 @@ begin

    -- m = fout*(2^n)/fclk
    m <= resize(divide(shift_left(resize(freq,64),acc_res),to_unsigned(clk_freq,64)),m'length);
-    idx_phase <= idx(acc_res -1 downto acc_res - phase_res);
+	 idx_phase <= idx(acc_res -1 downto acc_res - phase_res);
       
    amp_rect <= to_unsigned(0,adc_res) when idx_phase(phase_res-1)='0' else 
                to_unsigned((2**adc_res)-1,adc_res);