diff options
| -rw-r--r-- | par_to_ser.v | 6 | ||||
| -rw-r--r-- | ser_to_par.v | 5 |
2 files changed, 11 insertions, 0 deletions
diff --git a/par_to_ser.v b/par_to_ser.v index a71abec..5e261a9 100644 --- a/par_to_ser.v +++ b/par_to_ser.v @@ -15,6 +15,12 @@ module par_to_ser ( reg sending = 1'b0; reg [7:0] send_data = 8'hff; +// Learning: +// Ugh, this is fucking stupid. +// if I send out directly at the rising clock edge, +// the output will violate setup and hold times??? +// + always @(posedge clk_i or negedge rst_i) begin if (!rst_i) begin dat_o <= 1'b1; diff --git a/ser_to_par.v b/ser_to_par.v index 754fdc0..d56dd03 100644 --- a/ser_to_par.v +++ b/ser_to_par.v @@ -11,6 +11,11 @@ module ser_to_par ( output reg[7:0] dat_o ); +// Learning: +// Ugh, this is fucking stupid. +// if I send out directly at the rising clock edge, +// the output will violate setup and hold times??? +// always @(posedge clk_i or negedge rst_i) begin if (!rst_i) begin dat_o <= 8'b0; |