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repaired i2s (loopback audio working)

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Imants Pulkstenis
2019-10-20 19:27:16 +03:00
parent 8da9e7da7c
commit 7a8135bf30
4 changed files with 3 additions and 216 deletions
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i2s_sender.v
+1 -1
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@@ -70,7 +70,7 @@ always@(posedge mclk, posedge reset_n) begin
if (ws_cnt < sclk_ws_ratio - 1) begin //less than half period of ws
ws_cnt <= ws_cnt + 1; //increment sclk/ws counter
if (sclk_int == 1 && ws_cnt > 1 && ws_cnt < d_width*2+3) begin //falling edge of sclk during data word
if (sclk_int == 1 && ws_cnt >= 1 && ws_cnt < d_width*2+3) begin //falling edge of sclk during data word
if (ws_int == 1) begin //right channel
sd_tx <= r_data_tx_int[d_width-1]; //transmit serial data bit
r_data_tx_int <= {r_data_tx_int[d_width-2 : 0] , 1'b0}; //shift data of right channel tx data buffer