ps2tolcd.bdf

VHDL语言实现的程序

	(parameter
		"m1_tx_first_wait_clk_h"
		"10"
		""
	)
	(parameter
		"m1_tx_first_wait_clk_l"
		"11"
		""
	)
	(parameter
		"m1_tx_reset_timer"
		"12"
		""
	)
	(parameter
		"m1_tx_wait_clk_h"
		"2"
		""
	)
	(parameter
		"m1_tx_clk_h"
		"4"
		""
	)
	(parameter
		"m1_tx_clk_l"
		"5"
		""
	)
	(parameter
		"m1_tx_wait_keyboard_ack"
		"6"
		""
	)
	(parameter
		"m1_tx_done_recovery"
		"7"
		""
	)
	(parameter
		"m1_tx_error_no_keyboard_ack"
		"8"
		""
	)
	(parameter
		"m1_tx_rising_edge_marker"
		"9"
		""
	)
	(parameter
		"m2_rx_data_ready"
		"1"
		""
	)
	(parameter
		"m2_rx_data_ready_ack"
		"0"
		""
	)
	(drawing
		(rectangle (rect 16 16 232 208)(line_width 1))
	)
	(annotation_block (parameter)(rect 568 -88 760 240))
)
(symbol
	(rect 656 520 816 648)
	(text "lcd" (rect 5 0 19 12)(font "Arial" ))
	(text "inst2" (rect 8 112 31 124)(font "Arial" ))
	(port
		(pt 0 32)
		(input)
		(text "clk" (rect 0 0 14 12)(font "Arial" ))
		(text "clk" (rect 21 27 35 39)(font "Arial" ))
		(line (pt 0 32)(pt 16 32)(line_width 1))
	)
	(port
		(pt 0 48)
		(input)
		(text "rst" (rect 0 0 12 12)(font "Arial" ))
		(text "rst" (rect 21 43 33 55)(font "Arial" ))
		(line (pt 0 48)(pt 16 48)(line_width 1))
	)
	(port
		(pt 0 64)
		(input)
		(text "data_in[7..0]" (rect 0 0 61 12)(font "Arial" ))
		(text "data_in[7..0]" (rect 21 59 82 71)(font "Arial" ))
		(line (pt 0 64)(pt 16 64)(line_width 3))
	)
	(port
		(pt 160 32)
		(output)
		(text "lcd_e" (rect 0 0 25 12)(font "Arial" ))
		(text "lcd_e" (rect 114 27 139 39)(font "Arial" ))
		(line (pt 160 32)(pt 144 32)(line_width 1))
	)
	(port
		(pt 160 48)
		(output)
		(text "lcd_rw" (rect 0 0 30 12)(font "Arial" ))
		(text "lcd_rw" (rect 109 43 139 55)(font "Arial" ))
		(line (pt 160 48)(pt 144 48)(line_width 1))
	)
	(port
		(pt 160 64)
		(output)
		(text "lcd_rs" (rect 0 0 29 12)(font "Arial" ))
		(text "lcd_rs" (rect 110 59 139 71)(font "Arial" ))
		(line (pt 160 64)(pt 144 64)(line_width 1))
	)
	(port
		(pt 160 80)
		(output)
		(text "data[7..0]" (rect 0 0 47 12)(font "Arial" ))
		(text "data[7..0]" (rect 92 75 139 87)(font "Arial" ))
		(line (pt 160 80)(pt 144 80)(line_width 3))
	)
	(parameter
		"IDLE"
		"B\"00000000000\""
		""
	)
	(parameter
		"CLEAR"
		"B\"00000000001\""
		""
	)
	(parameter
		"RETURNCURSOR"
		"B\"00000000010\""
		""
	)
	(parameter
		"SETMODE"
		"B\"00000000100\""
		""
	)
	(parameter
		"SWITCHMODE"
		"B\"00000001000\""
		""
	)
	(parameter
		"SHIFT"
		"B\"00000010000\""
		""
	)
	(parameter
		"SETFUNCTION"
		"B\"00000100000\""
		""
	)
	(parameter
		"SETCGRAM"
		"B\"00001000000\""
		""
	)
	(parameter
		"SETDDRAM"
		"B\"00010000000\""
		""
	)
	(parameter
		"READFLAG"
		"B\"00100000000\""
		""
	)
	(parameter
		"WRITERAM"
		"B\"01000000000\""
		""
	)
	(parameter
		"READRAM"
		"B\"10000000000\""
		""
	)
	(parameter
		"cur_inc"
		"1"
		""
	)
	(parameter
		"cur_dec"
		"0"
		""
	)
	(parameter
		"cur_shift"
		"1"
		""
	)
	(parameter
		"cur_noshift"
		"0"
		""
	)
	(parameter
		"open_display"
		"1"
		""
	)
	(parameter
		"open_cur"
		"0"
		""
	)
	(parameter
		"blank_cur"
		"0"
		""
	)
	(parameter
		"shift_display"
		"1"
		""
	)
	(parameter
		"shift_cur"
		"0"
		""
	)
	(parameter
		"right_shift"
		"1"
		""
	)
	(parameter
		"left_shift"
		"0"
		""
	)
	(parameter
		"datawidth8"
		"1"
		""
	)
	(parameter
		"datawidth4"
		"0"
		""
	)
	(parameter
		"twoline"
		"1"
		""
	)
	(parameter
		"oneline"
		"0"
		""
	)
	(parameter
		"font5x10"
		"1"
		""
	)
	(parameter
		"font5x7"
		"0"
		""
	)
	(drawing
		(rectangle (rect 16 16 144 112)(line_width 1))
	)
	(annotation_block (parameter)(rect 816 96 992 520))
)
(connector
	(pt 24 216)
	(pt 24 512)
)
(connector
	(pt 104 512)
	(pt 24 512)
)
(connector
	(pt 104 232)
	(pt 64 232)
)
(connector
	(pt 64 528)
	(pt 104 528)
)
(connector
	(pt 200 216)
	(pt 264 216)
)
(connector
	(pt 264 272)
	(pt 264 216)
)
(connector
	(pt 264 272)
	(pt 320 272)
)
(connector
	(pt 64 232)
	(pt 64 288)
)
(connector
	(pt 656 552)
	(pt 352 552)
)
(connector
	(pt 352 512)
	(pt 200 512)
)
(connector
	(pt 352 512)
	(pt 352 552)
)
(connector
	(pt 64 288)
	(pt 64 528)
)
(connector
	(pt -8 216)
	(pt 24 216)
)
(connector
	(pt 24 216)
	(pt 104 216)
)
(connector
	(pt -8 288)
	(pt 64 288)
)
(connector
	(pt 64 288)
	(pt 320 288)
)
(connector
	(pt 568 272)
	(pt 608 272)
)
(connector
	(pt 568 288)
	(pt 608 288)
)
(connector
	(pt 816 552)
	(pt 856 552)
)
(connector
	(pt 816 568)
	(pt 856 568)
)
(connector
	(pt 816 584)
	(pt 856 584)
)
(connector
	(pt 816 600)
	(pt 856 600)
	(bus)
)
(connector
	(pt 600 368)
	(pt 600 584)
	(bus)
)
(connector
	(pt 600 584)
	(pt 656 584)
	(bus)
)
(connector
	(pt 568 368)
	(pt 600 368)
	(bus)
)
(connector
	(pt 600 368)
	(pt 624 368)
	(bus)
)
(connector
	(pt 568 320)
	(pt 584 320)
)
(connector
	(pt 584 320)
	(pt 584 568)
)
(connector
	(pt 584 568)
	(pt 656 568)
)
(junction (pt 64 288))
(junction (pt 24 216))
(junction (pt 600 368))