Variable
0 | logic ‘0’ or a false | |
0 | logic ‘1’ or a true | |
x | don’t care or unknown value | |
z | high-impedance |
Number representation
`b | binary | |
`d | decimal | |
`h | hexadecimal |
Data type
wire | Net type | |
reg | Register type | |
integer | Signed decimal form, 32bits | |
parameter | Constant value | |
localparam | Constant value | |
`define | Constant value | |
Array
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