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https://github.com/alangarf/apple-one.git
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f4a450f022
yosys -q -p "chparam -list; hierarchy -top apple1_top; synth_ice40 -blif build/apple1.blif" ../../../rtl/apple1.v build/pll.sv ../../../rtl/clock.v ../../../rtl/pwr_reset.v ../../../rtl/ram.v ../../../rtl/rom_wozmon.v ../../../rtl/rom_basic.v ../../../rtl/cpu/arlet_6502.v ../../../rtl/cpu/arlet/ALU.v ../../../rtl/cpu/arlet/cpu.v ../../../rtl/uart/uart.v ../../../rtl/uart/async_tx_rx.v ../../../rtl/vga/vga.v ../../../rtl/vga/vram.v ../../../rtl/vga/font_rom.v ../../../rtl/ps2keyboard/debounce.v ../../../rtl/ps2keyboard/ps2keyboard.v ../../../rtl/boards/upduino/apple1_up5k.v Warning: Replacing memory \AXYS with list of registers. See ../../../rtl/cpu/arlet/cpu.v:541 ERROR: Module `$paramod$e7b6f8008bbd43376eeb102f607da77667371076\apple1' referenced in module `apple1_top' in cell `my_apple1' does not have a port named 'clr_screen_btn'. Makefile:26: recipe for target 'build/apple1.blif' failed make: *** [build/apple1.blif] Error 1
92 lines
2.9 KiB
Verilog
92 lines
2.9 KiB
Verilog
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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//
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// Description: Apple 1 implementation for the iCE40HX8K dev
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// board.
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//
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// Author.....: Alan Garfield
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// Date.......: 26-1-2018
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//
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module apple1_top #(
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parameter BASIC_FILENAME = "../../../roms/basic.hex",
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parameter FONT_ROM_FILENAME = "../../../roms/vga_font_bitreversed.hex",
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parameter RAM_FILENAME = "../../../roms/ram.hex",
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parameter VRAM_FILENAME = "../../../roms/vga_vram.bin",
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parameter WOZMON_ROM_FILENAME = "../../../roms/wozmon.hex"
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) (
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// I/O interface to computer
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input uart_rx, // asynchronous serial data input from computer
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output uart_tx, // asynchronous serial data output to computer
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output uart_cts, // clear to send flag to computer
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// Outputs to VGA display
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output vga_h_sync, // hozizontal VGA sync pulse
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output vga_v_sync, // vertical VGA sync pulse
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output reg vga_red, // red VGA signal
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output reg vga_grn, // green VGA signal
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output reg vga_blu, // blue VGA signal
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// Tricolor LED on the UPDuino
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output red_led,
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output green_led,
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output blue_led
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);
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wire [15:0] leds;
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assign red_led = ~leds[9];
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assign green_led = ~leds[8];
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assign blue_led = ~leds[7];
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wire clk25;
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wire clk;
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SB_HFOSC inthosc (
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.CLKHFPU(1'b1),
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.CLKHFEN(1'b1),
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.CLKHF(clk)
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);
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pll pll(
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.clock_in(clk),
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.clock_out(clk25),
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);
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// apple one main system
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apple1 #(
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.BASIC_FILENAME (BASIC_FILENAME),
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.FONT_ROM_FILENAME (FONT_ROM_FILENAME),
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.RAM_FILENAME (RAM_FILENAME),
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.VRAM_FILENAME (VRAM_FILENAME),
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.WOZMON_ROM_FILENAME (WOZMON_ROM_FILENAME)
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) my_apple1(
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.clk25(clk25),
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.rst_n(1'b1),
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.uart_rx(uart_rx),
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.uart_tx(uart_tx),
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.uart_cts(uart_cts),
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.vga_h_sync(vga_h_sync),
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.vga_v_sync(vga_v_sync),
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.vga_red(vga_red),
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.vga_grn(vga_grn),
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.vga_blu(vga_blu),
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.pc_monitor(leds),
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.ps2_select(1'b0), // no ps2 keyboard right now
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);
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endmodule
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