uart_tb.vcd

$date
	Thu Aug 29 13:29:31 2024
$end
$version
	Icarus Verilog
$end
$timescale
	1ps
$end
$scope module uart_tb $end
$var wire 1 ! uart_tx $end
$var wire 6 " led [5:0] $end
$var reg 1 # btn $end
$var reg 1 $ clk $end
$var reg 1 % uart_rx $end
$scope module uut0 $end
$var wire 1 # btn $end
$var wire 1 $ clk $end
$var wire 1 % uart_rx $end
$var wire 1 ! uart_tx $end
$var parameter 32 & DATA_WIDTH $end
$var parameter 32 ' HALF_WAIT_CYCLES $end
$var parameter 32 ( RX_STATE_IDLE $end
$var parameter 32 ) RX_STATE_READ $end
$var parameter 32 * RX_STATE_START $end
$var parameter 32 + RX_STATE_STOP $end
$var parameter 32 , RX_STATE_WAIT $end
$var parameter 32 - WAIT_CYCLES $end
$var reg 1 . byte_is_ready $end
$var reg 8 / counter [7:0] $end
$var reg 8 0 data [7:0] $end
$var reg 3 1 how_many_bits_are_ready [2:0] $end
$var reg 6 2 led [5:0] $end
$var reg 3 3 state [2:0] $end
$upscope $end
$upscope $end
$enddefinitions $end
$comment Show the parameter values. $end
$dumpall
b1000 -
b10 ,
b100 +
b1 *
b11 )
b0 (
b100 '
b1000 &
$end
#0
$dumpvars
b0 3
bx 2
bx 1
bx 0
bx /
x.
1%
1$
x#
bx "
z!
$end
#1000
0$
#2000
1$
#3000
0$
#4000
1$
#5000
0$
#6000
b1 3
b0 1
0.
b1 /
1$
0%
#7000
0$
#8000
b10 /
1$
#9000
0$
#10000
b11 /
1$
#11000
0$
#12000
b100 /
1$
#13000
0$
#14000
b10 3
b0 /
1$
#15000
0$
#16000
b1 /
1$
#17000
0$
#18000
b10 /
1$
#19000
0$
#20000
b11 /
1$
#21000
0$
#22000
b100 /
1$
1%
#23000
0$
#24000
b101 /
1$
#25000
0$
#26000
b110 /
1$
#27000
0$
#28000
b111 /
1$
#29000
0$
#30000
b1000 /
b11 3
1$
#31000
0$
#32000
b10 3
b1 /
b1xxxxxxx 0
b1 1
1$
#33000
0$
#34000
b10 /
1$
#35000
0$
#36000
b11 /
1$
#37000
0$
#38000
b100 /
1$
0%
#39000
0$
#40000
b101 /
1$
#41000
0$
#42000
b110 /
1$
#43000
0$
#44000
b111 /
1$
#45000
0$
#46000
b1000 /
b11 3
1$
#47000
0$
#48000
b10 3
b1 /
b1xxxxxx 0
b10 1
1$
#49000
0$
#50000
b10 /
1$
#51000
0$
#52000
b11 /
1$
#53000
0$
#54000
b100 /
1$
1%
#55000
0$
#56000
b101 /
1$
#57000
0$
#58000
b110 /
1$
#59000
0$
#60000
b111 /
1$
#61000
0$
#62000
b1000 /
b11 3
1$
#63000
0$
#64000
b10 3
b1 /
b101xxxxx 0
b11 1
1$
#65000
0$
#66000
b10 /
1$
#67000
0$
#68000
b11 /
1$
#69000
0$
#70000
b100 /
1$
#71000
0$
#72000
b101 /
1$
#73000
0$
#74000
b110 /
1$
#75000
0$
#76000
b111 /
1$
#77000
0$
#78000
b1000 /
b11 3
1$
#79000
0$
#80000
b10 3
b1 /
b1101xxxx 0
b100 1
1$
#81000
0$
#82000
b10 /
1$
#83000
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#84000
b11 /
1$
#85000
0$
#86000
b100 /
1$
0%
#87000
0$
#88000
b101 /
1$
#89000
0$
#90000
b110 /
1$
#91000
0$
#92000
b111 /
1$
#93000
0$
#94000
b1000 /
b11 3
1$
#95000
0$
#96000
b10 3
b1 /
b1101xxx 0
b101 1
1$
#97000
0$
#98000
b10 /
1$
#99000
0$
#100000
b11 /
1$
#101000
0$
#102000
b100 /
1$
#103000
0$
#104000
b101 /
1$
#105000
0$
#106000
b110 /
1$
#107000
0$
#108000
b111 /
1$
#109000
0$
#110000
b1000 /
b11 3
1$
#111000
0$
#112000
b10 3
b1 /
b1101xx 0
b110 1
1$
#113000
0$
#114000
b10 /
1$
#115000
0$
#116000
b11 /
1$
#117000
0$
#118000
b100 /
1$
1%
#119000
0$
#120000
b101 /
1$
#121000
0$
#122000
b110 /
1$
#123000
0$
#124000
b111 /
1$
#125000
0$
#126000
b1000 /
b11 3
1$
#127000
0$
#128000
b10 3
b1 /
b1001101x 0
b111 1
1$
#129000
0$
#130000
b10 /
1$
#131000
0$
#132000
b11 /
1$
#133000
0$
#134000
b100 /
1$
0%
#135000
0$
#136000
b101 /
1$
#137000
0$
#138000
b110 /
1$
#139000
0$
#140000
b111 /
1$
#141000
0$
#142000
b1000 /
b11 3
1$
#143000
0$
#144000
b100 3
b1 /
b1001101 0
b0 1
1$
#145000
0$
#146000
b10 /
1$
#147000
0$
#148000
b11 /
1$
#149000
0$
#150000
b100 /
1$
1%
#151000
0$
#152000
b101 /
1$
#153000
0$
#154000
b110 /
1$
#155000
0$
#156000
b111 /
1$
#157000
0$
#158000
b1000 /
1$
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0$
#160000
1.
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b1001 /
1$
#161000
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#162000
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#166000
b1 3
0.
b1 /
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0%
#167000
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#168000
b10 /
1$
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#170000
b11 /
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#171000
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#172000
b100 /
1$
#173000
0$
#174000
b10 3
b0 /
1$
#175000
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#176000
b1 /
1$
#177000
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#178000
b10 /
1$
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#180000
b11 /
1$
#181000
0$
#182000
b100 /
1$
#183000
0$
#184000
b101 /
1$
#185000
0$
#186000
b110 /
1$
#187000
0$
#188000
b111 /
1$
#189000
0$
#190000
b1000 /
b11 3
1$
#191000
0$
#192000
b10 3
b1 /
b100110 0
b1 1
1$
#193000
0$
#194000
b10 /
1$
#195000
0$
#196000
b11 /
1$
#197000
0$
#198000
b100 /
1$
1%
#199000
0$
#200000
b101 /
1$
#201000
0$
#202000
b110 /
1$
#203000
0$
#204000
b111 /
1$
#205000
0$
#206000
b1000 /
b11 3
1$
#207000
0$
#208000
b10 3
b1 /
b10010011 0
b10 1
1$
#209000
0$
#210000
b10 /
1$
#211000
0$
#212000
b11 /
1$
#213000
0$
#214000
b100 /
1$
#215000
0$
#216000
b101 /
1$
#217000
0$
#218000
b110 /
1$
#219000
0$
#220000
b111 /
1$
#221000
0$
#222000
b1000 /
b11 3
1$
#223000
0$
#224000
b10 3
b1 /
b11001001 0
b11 1
1$
#225000
0$
#226000
b10 /
1$
#227000
0$
#228000
b11 /
1$
#229000
0$
#230000
b100 /
1$
0%
#231000
0$
#232000
b101 /
1$
#233000
0$
#234000
b110 /
1$
#235000
0$
#236000
b111 /
1$
#237000
0$
#238000
b1000 /
b11 3
1$
#239000
0$
#240000
b10 3
b1 /
b1100100 0
b100 1
1$
#241000
0$
#242000
b10 /
1$
#243000
0$
#244000
b11 /
1$
#245000
0$
#246000
b100 /
1$
1%
#247000
0$
#248000
b101 /
1$
#249000
0$
#250000
b110 /
1$
#251000
0$
#252000
b111 /
1$
#253000
0$
#254000
b1000 /
b11 3
1$
#255000
0$
#256000
b10 3
b1 /
b10110010 0
b101 1
1$
#257000
0$
#258000
b10 /
1$
#259000
0$
#260000
b11 /
1$
#261000
0$
#262000
b100 /
1$
0%
#263000
0$
#264000
b101 /
1$
#265000
0$
#266000
b110 /
1$
#267000
0$
#268000
b111 /
1$
#269000
0$
#270000
b1000 /
b11 3
1$
#271000
0$
#272000
b10 3
b1 /
b1011001 0
b110 1
1$
#273000
0$
#274000
b10 /
1$
#275000
0$
#276000
b11 /
1$
#277000
0$
#278000
b100 /
1$
1%
#279000
0$
#280000
b101 /
1$
#281000
0$
#282000
b110 /
1$
#283000
0$
#284000
b111 /
1$
#285000
0$
#286000
b1000 /
b11 3
1$
#287000
0$
#288000
b10 3
b1 /
b10101100 0
b111 1
1$
#289000
0$
#290000
b10 /
1$
#291000
0$
#292000
b11 /
1$
#293000
0$
#294000
b100 /
1$
#295000
0$
#296000
b101 /
1$
#297000
0$
#298000
b110 /
1$
#299000
0$
#300000
b111 /
1$
#301000
0$
#302000
b1000 /
b11 3
1$
#303000
0$
#304000
b100 3
b1 /
b11010110 0
b0 1
1$
#305000
0$
#306000
b10 /
1$
#307000
0$
#308000
b11 /
1$
#309000
0$
#310000
b100 /
1$
#311000
0$
#312000
b101 /
1$
#313000
0$
#314000
b110 /
1$
#315000
0$
#316000
b111 /
1$
#317000
0$
#318000
b1000 /
1$
#319000
0$
#320000
1.
b0 3
b1001 /
1$
#321000
0$
#322000
b101001 "
b101001 2
1$
#323000
0$
#324000
1$
#325000
0$
#326000
1$
#327000
0$
#328000
1$
#329000
0$
#330000
1$
#331000
0$
#332000
1$
#333000
0$
#334000
1$
#335000
0$
#336000
1$
#337000
0$
#338000
1$
#339000
0$
#340000
1$
#341000
0$
#342000
1$
#343000
0$
#344000
1$
#345000
0$
#346000
1$
#347000
0$
#348000
1$
#349000
0$
#350000
1$
#351000
0$
#352000
1$
#353000
0$
#354000
1$
#355000
0$
#356000
1$
#357000
0$
#358000
1$
#359000
0$
#360000
1$
#361000
0$
#362000
1$
#363000
0$
#364000
1$
#365000
0$
#366000
1$
#367000
0$
#368000
1$
#369000
0$
#370000
1$
#371000
0$
#372000
1$
#373000
0$
#374000
1$
#375000
0$
#376000
1$
#377000
0$
#378000
1$
#379000
0$
#380000
1$
#381000
0$
#382000
1$
#383000
0$
#384000
1$
#385000
0$
#386000
1$
#387000
0$
#388000
1$
#389000
0$
#390000
1$
#391000
0$
#392000
1$
#393000
0$
#394000
1$
#395000
0$
#396000
1$
#397000
0$
#398000
1$
#399000
0$
#400000
1$
#401000
0$
#402000
1$
#403000
0$
#404000
1$
#405000
0$
#406000
1$
#407000
0$
#408000
1$
#409000
0$
#410000
1$