diff options
Diffstat (limited to 'ecp5/synth/blinky.v')
| -rw-r--r-- | ecp5/synth/blinky.v | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/ecp5/synth/blinky.v b/ecp5/synth/blinky.v index bda627cc..11ba5e4c 100644 --- a/ecp5/synth/blinky.v +++ b/ecp5/synth/blinky.v @@ -1,7 +1,7 @@ module top(input clk_pin, output [3:0] led_pin, output gpio0_pin); wire clk; - wire [3:0] led; + wire [7:0] led; wire gpio0; @@ -17,16 +17,25 @@ module top(input clk_pin, output [3:0] led_pin, output gpio0_pin); (* BEL="X0/Y26/PIOC" *) (* IO_TYPE="LVCMOS33" *) TRELLIS_IO #(.DIR("OUTPUT")) led_buf_3 (.B(led_pin[3]), .I(led[3])); + (* BEL="X0/Y26/PIOB" *) (* IO_TYPE="LVCMOS33" *) + TRELLIS_IO #(.DIR("OUTPUT")) led_buf_4 (.B(led_pin[4]), .I(led[4])); + (* BEL="X0/Y32/PIOD" *) (* IO_TYPE="LVCMOS33" *) + TRELLIS_IO #(.DIR("OUTPUT")) led_buf_5 (.B(led_pin[5]), .I(led[5])); + (* BEL="X0/Y26/PIOD" *) (* IO_TYPE="LVCMOS33" *) + TRELLIS_IO #(.DIR("OUTPUT")) led_buf_6 (.B(led_pin[6]), .I(led[6])); + (* BEL="X0/Y29/PIOD" *) (* IO_TYPE="LVCMOS33" *) + TRELLIS_IO #(.DIR("OUTPUT")) led_buf_7 (.B(led_pin[7]), .I(led[7])); + (* BEL="X0/Y62/PIOD" *) (* IO_TYPE="LVCMOS33" *) TRELLIS_IO #(.DIR("OUTPUT")) gpio0_buf (.B(gpio0_pin), .I(gpio0)); - reg [25:0] ctr = 0; + reg [27:0] ctr = 0; always@(posedge clk) ctr <= ctr + 1'b1; - assign led = ctr[25:22]; + assign led = ctr[27:20]; // Tie GPIO0, keep board from rebooting TRELLIS_SLICE #(.MODE("LOGIC"), .LUT0_INITVAL(16'hFFFF)) vcc (.F0(gpio0)); |