URL https://opencores.org/ocsvn/versatile_counter/versatile_counter/trunk

Subversion Repositories versatile_counter

[/] [versatile_counter/] [trunk/] [rtl/] [verilog/] [versatile_counter_defines.v] - Blame information for rev 36

Go to most recent revision | Details | Compare with Previous | View Log


// module name
`define CNT_MODULE_NAME vcnt
 
// counter type = [BINARY, GRAY, LFSR]
//`define CNT_TYPE_BINARY
`define CNT_TYPE_GRAY
//`define CNT_TYPE_LFSR
 
// q as output
`define CNT_Q
// for gray type counter optional binary output
`define CNT_Q_BIN
 
// up/down, forward/rewind
`define CNT_REW
 
// number of CNT bins
`define CNT_LENGTH 4
 
// async reset value
`define CNT_RESET_VALUE 0
 
// clear
`define CNT_CLEAR
 
// set
`define CNT_SET
`define CNT_SET_VALUE 9
 
// wrap around creates shorter cycle than maximum length
//`define CNT_WRAP
`define CNT_WRAP_VALUE 9
 
// clock enable
`define CNT_CE
 
// q_next as an output
//`define CNT_QNEXT
 
// q=0 as an output
//`define CNT_Z
 
// q_next=0 as a registered output
//`define CNT_ZQ
 
// level indicator 1
`define CNT_LEVEL1
`define CNT_LEVEL1_VALUE 1
 
// level indicator 2
`define CNT_LEVEL2
`define CNT_LEVEL2_VALUE 2

Line No.	Rev	Author	Line
1	2	unneback	`// module name`
2			`define CNT_MODULE_NAME vcnt
3
4			`// counter type = [BINARY, GRAY, LFSR]`
5			//`define CNT_TYPE_BINARY
6			`define CNT_TYPE_GRAY
7			//`define CNT_TYPE_LFSR
8
9			`// q as output`
10			`define CNT_Q
11	4	unneback	`// for gray type counter optional binary output`
12			`define CNT_Q_BIN
13	2	unneback
14	7	unneback	`// up/down, forward/rewind`
15			`define CNT_REW
16
17	2	unneback	`// number of CNT bins`
18			`define CNT_LENGTH 4
19
20	12	unneback	`// async reset value`
21	20	unneback	`define CNT_RESET_VALUE 0
22	12	unneback
23	2	unneback	`// clear`
24			`define CNT_CLEAR
25
26			`// set`
27			`define CNT_SET
28	20	unneback	`define CNT_SET_VALUE 9
29	2	unneback
30			`// wrap around creates shorter cycle than maximum length`
31			//`define CNT_WRAP
32	20	unneback	`define CNT_WRAP_VALUE 9
33	2	unneback
34			`// clock enable`
35			`define CNT_CE
36
37			`// q_next as an output`
38			//`define CNT_QNEXT
39
40			`// q=0 as an output`
41			//`define CNT_Z
42
43			`// q_next=0 as a registered output`
44			//`define CNT_ZQ
45
46	20	unneback	`// level indicator 1`
47			`define CNT_LEVEL1
48			`define CNT_LEVEL1_VALUE 1
49
50			`// level indicator 2`
51			`define CNT_LEVEL2
52			`define CNT_LEVEL2_VALUE 2

Browse

Tools

Subversion Repositories versatile_counter

[/] [versatile_counter/] [trunk/] [rtl/] [verilog/] [versatile_counter_defines.v] - Blame information for rev 36