s_clk s_clk pin_leds[7:0] pin_leds[7:0] pin_lcd pin_lcd pin_i_uart_rx pin_i_uart_rx pin_o_uart_tx pin_o_uart_tx [29] r_regs[29] HEXRADIX o_instr_addr[31:0] o_instr_addr[31:0] HEXRADIX i_instr_data[31:0] i_instr_data[31:0] HEXRADIX s_stall s_stall r_rx_data[15:0] r_rx_data[15:0] HEXRADIX r_rx_samples[1:0] r_rx_samples[1:0] BINARYRADIX r_rx_bit r_rx_bit label r_rx_sample r_rx_sample r_rx_sample r_rx_cnt r_rx_cnt r_rx_state r_rx_state