s_clk s_clk s_leds[7:0] s_leds[7:0] HEXRADIX pin_i_uart_rx pin_i_uart_rx pin_o_uart_tx pin_o_uart_tx pin_i_eth_rx_clk pin_i_eth_rx_clk pin_i_eth_rxd[4:0] pin_i_eth_rxd[4:0] HEXRADIX pin_i_eth_rx_dv pin_i_eth_rx_dv pin_i_eth_tx_clk pin_i_eth_tx_clk pin_o_eth_txd[3:0] pin_o_eth_txd[3:0] HEXRADIX pin_o_eth_tx_en pin_o_eth_tx_en o_instr_addr[31:0] o_instr_addr[31:0] HEXRADIX i_instr_data[31:0] i_instr_data[31:0] HEXRADIX [2] r_regs[2] HEXRADIX [3] r_regs[3] HEXRADIX [4] r_regs[4] HEXRADIX [5] r_regs[5] HEXRADIX [6] r_regs[6] HEXRADIX