Add color block graphics unit

Add a completely invented color block graphics unit; it should
hopefully be fun for kids to play with using the equivalent method
to using characters for groups of normal block pixels.

1 files changed, 240 insertions, 0 deletions

diff --git a/mega/bgram.v b/mega/bgram.v
new file mode 100644
index 0000000..ea741e5
--- /dev/null
+++ b/mega/bgram.v
@@ -0,0 +1,240 @@
+// megafunction wizard: %RAM: 2-PORT%
+// GENERATION: STANDARD
+// VERSION: WM1.0
+// MODULE: altsyncram 
+
+// ============================================================
+// File Name: bgram.v
+// Megafunction Name(s):
+// 			altsyncram
+//
+// Simulation Library Files(s):
+// 			altera_mf
+// ============================================================
+// ************************************************************
+// THIS IS A WIZARD-GENERATED FILE. DO NOT EDIT THIS FILE!
+//
+// 13.0.1 Build 232 06/12/2013 SP 1 SJ Web Edition
+// ************************************************************
+
+
+//Copyright (C) 1991-2013 Altera Corporation
+//Your use of Altera Corporation's design tools, logic functions 
+//and other software and tools, and its AMPP partner logic 
+//functions, and any output files from any of the foregoing 
+//(including device programming or simulation files), and any 
+//associated documentation or information are expressly subject 
+//to the terms and conditions of the Altera Program License 
+//Subscription Agreement, Altera MegaCore Function License 
+//Agreement, or other applicable license agreement, including, 
+//without limitation, that your use is for the sole purpose of 
+//programming logic devices manufactured by Altera and sold by 
+//Altera or its authorized distributors.  Please refer to the 
+//applicable agreement for further details.
+
+
+// synopsys translate_off
+`timescale 1 ps / 1 ps
+// synopsys translate_on
+module bgram (
+	address_a,
+	address_b,
+	clock_a,
+	clock_b,
+	data_a,
+	data_b,
+	wren_a,
+	wren_b,
+	q_a,
+	q_b);
+
+	input	[12:0]  address_a;
+	input	[12:0]  address_b;
+	input	  clock_a;
+	input	  clock_b;
+	input	[5:0]  data_a;
+	input	[5:0]  data_b;
+	input	  wren_a;
+	input	  wren_b;
+	output	[5:0]  q_a;
+	output	[5:0]  q_b;
+`ifndef ALTERA_RESERVED_QIS
+// synopsys translate_off
+`endif
+	tri1	  clock_a;
+	tri0	  wren_a;
+	tri0	  wren_b;
+`ifndef ALTERA_RESERVED_QIS
+// synopsys translate_on
+`endif
+
+	wire [5:0] sub_wire0;
+	wire [5:0] sub_wire1;
+	wire [5:0] q_a = sub_wire0[5:0];
+	wire [5:0] q_b = sub_wire1[5:0];
+
+	altsyncram	altsyncram_component (
+				.clock0 (clock_a),
+				.wren_a (wren_a),
+				.address_b (address_b),
+				.clock1 (clock_b),
+				.data_b (data_b),
+				.wren_b (wren_b),
+				.address_a (address_a),
+				.data_a (data_a),
+				.q_a (sub_wire0),
+				.q_b (sub_wire1),
+				.aclr0 (1'b0),
+				.aclr1 (1'b0),
+				.addressstall_a (1'b0),
+				.addressstall_b (1'b0),
+				.byteena_a (1'b1),
+				.byteena_b (1'b1),
+				.clocken0 (1'b1),
+				.clocken1 (1'b1),
+				.clocken2 (1'b1),
+				.clocken3 (1'b1),
+				.eccstatus (),
+				.rden_a (1'b1),
+				.rden_b (1'b1));
+	defparam
+		altsyncram_component.address_reg_b = "CLOCK1",
+		altsyncram_component.clock_enable_input_a = "BYPASS",
+		altsyncram_component.clock_enable_input_b = "BYPASS",
+		altsyncram_component.clock_enable_output_a = "BYPASS",
+		altsyncram_component.clock_enable_output_b = "BYPASS",
+		altsyncram_component.indata_reg_b = "CLOCK1",
+		altsyncram_component.intended_device_family = "Cyclone II",
+		altsyncram_component.lpm_type = "altsyncram",
+		altsyncram_component.numwords_a = 8192,
+		altsyncram_component.numwords_b = 8192,
+		altsyncram_component.operation_mode = "BIDIR_DUAL_PORT",
+		altsyncram_component.outdata_aclr_a = "NONE",
+		altsyncram_component.outdata_aclr_b = "NONE",
+		altsyncram_component.outdata_reg_a = "UNREGISTERED",
+		altsyncram_component.outdata_reg_b = "UNREGISTERED",
+		altsyncram_component.power_up_uninitialized = "FALSE",
+		altsyncram_component.widthad_a = 13,
+		altsyncram_component.widthad_b = 13,
+		altsyncram_component.width_a = 6,
+		altsyncram_component.width_b = 6,
+		altsyncram_component.width_byteena_a = 1,
+		altsyncram_component.width_byteena_b = 1,
+		altsyncram_component.wrcontrol_wraddress_reg_b = "CLOCK1";
+
+
+endmodule
+
+// ============================================================
+// CNX file retrieval info
+// ============================================================
+// Retrieval info: PRIVATE: ADDRESSSTALL_A NUMERIC "0"
+// Retrieval info: PRIVATE: ADDRESSSTALL_B NUMERIC "0"
+// Retrieval info: PRIVATE: BYTEENA_ACLR_A NUMERIC "0"
+// Retrieval info: PRIVATE: BYTEENA_ACLR_B NUMERIC "0"
+// Retrieval info: PRIVATE: BYTE_ENABLE_A NUMERIC "0"
+// Retrieval info: PRIVATE: BYTE_ENABLE_B NUMERIC "0"
+// Retrieval info: PRIVATE: BYTE_SIZE NUMERIC "1"
+// Retrieval info: PRIVATE: BlankMemory NUMERIC "1"
+// Retrieval info: PRIVATE: CLOCK_ENABLE_INPUT_A NUMERIC "0"
+// Retrieval info: PRIVATE: CLOCK_ENABLE_INPUT_B NUMERIC "0"
+// Retrieval info: PRIVATE: CLOCK_ENABLE_OUTPUT_A NUMERIC "0"
+// Retrieval info: PRIVATE: CLOCK_ENABLE_OUTPUT_B NUMERIC "0"
+// Retrieval info: PRIVATE: CLRdata NUMERIC "0"
+// Retrieval info: PRIVATE: CLRq NUMERIC "0"
+// Retrieval info: PRIVATE: CLRrdaddress NUMERIC "0"
+// Retrieval info: PRIVATE: CLRrren NUMERIC "0"
+// Retrieval info: PRIVATE: CLRwraddress NUMERIC "0"
+// Retrieval info: PRIVATE: CLRwren NUMERIC "0"
+// Retrieval info: PRIVATE: Clock NUMERIC "5"
+// Retrieval info: PRIVATE: Clock_A NUMERIC "0"
+// Retrieval info: PRIVATE: Clock_B NUMERIC "0"
+// Retrieval info: PRIVATE: IMPLEMENT_IN_LES NUMERIC "0"
+// Retrieval info: PRIVATE: INDATA_ACLR_B NUMERIC "0"
+// Retrieval info: PRIVATE: INDATA_REG_B NUMERIC "1"
+// Retrieval info: PRIVATE: INIT_FILE_LAYOUT STRING "PORT_A"
+// Retrieval info: PRIVATE: INIT_TO_SIM_X NUMERIC "0"
+// Retrieval info: PRIVATE: INTENDED_DEVICE_FAMILY STRING "Cyclone II"
+// Retrieval info: PRIVATE: JTAG_ENABLED NUMERIC "0"
+// Retrieval info: PRIVATE: JTAG_ID STRING "NONE"
+// Retrieval info: PRIVATE: MAXIMUM_DEPTH NUMERIC "0"
+// Retrieval info: PRIVATE: MEMSIZE NUMERIC "49152"
+// Retrieval info: PRIVATE: MEM_IN_BITS NUMERIC "0"
+// Retrieval info: PRIVATE: MIFfilename STRING ""
+// Retrieval info: PRIVATE: OPERATION_MODE NUMERIC "3"
+// Retrieval info: PRIVATE: OUTDATA_ACLR_B NUMERIC "0"
+// Retrieval info: PRIVATE: OUTDATA_REG_B NUMERIC "0"
+// Retrieval info: PRIVATE: RAM_BLOCK_TYPE NUMERIC "0"
+// Retrieval info: PRIVATE: READ_DURING_WRITE_MODE_MIXED_PORTS NUMERIC "2"
+// Retrieval info: PRIVATE: READ_DURING_WRITE_MODE_PORT_A NUMERIC "3"
+// Retrieval info: PRIVATE: READ_DURING_WRITE_MODE_PORT_B NUMERIC "3"
+// Retrieval info: PRIVATE: REGdata NUMERIC "1"
+// Retrieval info: PRIVATE: REGq NUMERIC "0"
+// Retrieval info: PRIVATE: REGrdaddress NUMERIC "0"
+// Retrieval info: PRIVATE: REGrren NUMERIC "0"
+// Retrieval info: PRIVATE: REGwraddress NUMERIC "1"
+// Retrieval info: PRIVATE: REGwren NUMERIC "1"
+// Retrieval info: PRIVATE: SYNTH_WRAPPER_GEN_POSTFIX STRING "0"
+// Retrieval info: PRIVATE: USE_DIFF_CLKEN NUMERIC "0"
+// Retrieval info: PRIVATE: UseDPRAM NUMERIC "1"
+// Retrieval info: PRIVATE: VarWidth NUMERIC "0"
+// Retrieval info: PRIVATE: WIDTH_READ_A NUMERIC "6"
+// Retrieval info: PRIVATE: WIDTH_READ_B NUMERIC "6"
+// Retrieval info: PRIVATE: WIDTH_WRITE_A NUMERIC "6"
+// Retrieval info: PRIVATE: WIDTH_WRITE_B NUMERIC "6"
+// Retrieval info: PRIVATE: WRADDR_ACLR_B NUMERIC "0"
+// Retrieval info: PRIVATE: WRADDR_REG_B NUMERIC "1"
+// Retrieval info: PRIVATE: WRCTRL_ACLR_B NUMERIC "0"
+// Retrieval info: PRIVATE: enable NUMERIC "0"
+// Retrieval info: PRIVATE: rden NUMERIC "0"
+// Retrieval info: LIBRARY: altera_mf altera_mf.altera_mf_components.all
+// Retrieval info: CONSTANT: ADDRESS_REG_B STRING "CLOCK1"
+// Retrieval info: CONSTANT: CLOCK_ENABLE_INPUT_A STRING "BYPASS"
+// Retrieval info: CONSTANT: CLOCK_ENABLE_INPUT_B STRING "BYPASS"
+// Retrieval info: CONSTANT: CLOCK_ENABLE_OUTPUT_A STRING "BYPASS"
+// Retrieval info: CONSTANT: CLOCK_ENABLE_OUTPUT_B STRING "BYPASS"
+// Retrieval info: CONSTANT: INDATA_REG_B STRING "CLOCK1"
+// Retrieval info: CONSTANT: INTENDED_DEVICE_FAMILY STRING "Cyclone II"
+// Retrieval info: CONSTANT: LPM_TYPE STRING "altsyncram"
+// Retrieval info: CONSTANT: NUMWORDS_A NUMERIC "8192"
+// Retrieval info: CONSTANT: NUMWORDS_B NUMERIC "8192"
+// Retrieval info: CONSTANT: OPERATION_MODE STRING "BIDIR_DUAL_PORT"
+// Retrieval info: CONSTANT: OUTDATA_ACLR_A STRING "NONE"
+// Retrieval info: CONSTANT: OUTDATA_ACLR_B STRING "NONE"
+// Retrieval info: CONSTANT: OUTDATA_REG_A STRING "UNREGISTERED"
+// Retrieval info: CONSTANT: OUTDATA_REG_B STRING "UNREGISTERED"
+// Retrieval info: CONSTANT: POWER_UP_UNINITIALIZED STRING "FALSE"
+// Retrieval info: CONSTANT: WIDTHAD_A NUMERIC "13"
+// Retrieval info: CONSTANT: WIDTHAD_B NUMERIC "13"
+// Retrieval info: CONSTANT: WIDTH_A NUMERIC "6"
+// Retrieval info: CONSTANT: WIDTH_B NUMERIC "6"
+// Retrieval info: CONSTANT: WIDTH_BYTEENA_A NUMERIC "1"
+// Retrieval info: CONSTANT: WIDTH_BYTEENA_B NUMERIC "1"
+// Retrieval info: CONSTANT: WRCONTROL_WRADDRESS_REG_B STRING "CLOCK1"
+// Retrieval info: USED_PORT: address_a 0 0 13 0 INPUT NODEFVAL "address_a[12..0]"
+// Retrieval info: USED_PORT: address_b 0 0 13 0 INPUT NODEFVAL "address_b[12..0]"
+// Retrieval info: USED_PORT: clock_a 0 0 0 0 INPUT VCC "clock_a"
+// Retrieval info: USED_PORT: clock_b 0 0 0 0 INPUT NODEFVAL "clock_b"
+// Retrieval info: USED_PORT: data_a 0 0 6 0 INPUT NODEFVAL "data_a[5..0]"
+// Retrieval info: USED_PORT: data_b 0 0 6 0 INPUT NODEFVAL "data_b[5..0]"
+// Retrieval info: USED_PORT: q_a 0 0 6 0 OUTPUT NODEFVAL "q_a[5..0]"
+// Retrieval info: USED_PORT: q_b 0 0 6 0 OUTPUT NODEFVAL "q_b[5..0]"
+// Retrieval info: USED_PORT: wren_a 0 0 0 0 INPUT GND "wren_a"
+// Retrieval info: USED_PORT: wren_b 0 0 0 0 INPUT GND "wren_b"
+// Retrieval info: CONNECT: @address_a 0 0 13 0 address_a 0 0 13 0
+// Retrieval info: CONNECT: @address_b 0 0 13 0 address_b 0 0 13 0
+// Retrieval info: CONNECT: @clock0 0 0 0 0 clock_a 0 0 0 0
+// Retrieval info: CONNECT: @clock1 0 0 0 0 clock_b 0 0 0 0
+// Retrieval info: CONNECT: @data_a 0 0 6 0 data_a 0 0 6 0
+// Retrieval info: CONNECT: @data_b 0 0 6 0 data_b 0 0 6 0
+// Retrieval info: CONNECT: @wren_a 0 0 0 0 wren_a 0 0 0 0
+// Retrieval info: CONNECT: @wren_b 0 0 0 0 wren_b 0 0 0 0
+// Retrieval info: CONNECT: q_a 0 0 6 0 @q_a 0 0 6 0
+// Retrieval info: CONNECT: q_b 0 0 6 0 @q_b 0 0 6 0
+// Retrieval info: GEN_FILE: TYPE_NORMAL bgram.v TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL bgram.inc FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL bgram.cmp FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL bgram.bsf TRUE
+// Retrieval info: GEN_FILE: TYPE_NORMAL bgram_inst.v FALSE
+// Retrieval info: GEN_FILE: TYPE_NORMAL bgram_bb.v TRUE
+// Retrieval info: LIB_FILE: altera_mf