From 7517c894d29e3bbabb6832a29a3e160bd6787250 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andreas=20Dr=C3=B6scher?= Date: Sun, 29 Jul 2018 12:23:35 +0200 Subject: [PATCH] change: remove jerry-riged hysteresis based receiver from hi_read_tx This future got obsolete by a x-correlation based receiver. This reverts commit 24fe4dffb49ca5c50983c54f1b1d51028c06390d. --- fpga/hi_read_tx.v | 17 +++-------------- 1 file changed, 3 insertions(+), 14 deletions(-) diff --git a/fpga/hi_read_tx.v b/fpga/hi_read_tx.v index bede40965..756683cdd 100644 --- a/fpga/hi_read_tx.v +++ b/fpga/hi_read_tx.v @@ -71,19 +71,8 @@ always @(negedge ssp_clk) assign ssp_frame = (hi_byte_div == 3'b000); -// Implement a hysteresis to give out the received signal on -// ssp_din. Sample at fc. -assign adc_clk = ck_1356meg; +assign ssp_din = 1'b0; -// ADC data appears on the rising edge, so sample it on the falling edge -reg after_hysteresis; -always @(negedge adc_clk) -begin - if(& adc_d[6:4]) after_hysteresis <= 1'b1; - else if(~(| adc_d[6:4])) after_hysteresis <= 1'b0; -end +assign dbg = ssp_frame; -assign ssp_din = after_hysteresis; -assign dbg = after_hysteresis; - -endmodule +endmodule \ No newline at end of file