Tektronix AWG2021 User Manual page 556

Example
Input 01
Code 010
Conversion
Output 011
AWG2021 User Manual
H f/2f: Each pattern is made up of 2 data items. In the table below, data in
parentheses () indicates the immediately preceding data of the data for which
coding is being attempted.
Pattern
(0)0
(1)0
(0)1
(1)1
Example
Input
Output
H 1-7 RLL (Run-length Limited Codes): 2-item patterns are made up of 3
data items, and 4-item patterns are made up of 6 data items. In the table
below, x indicates that this value will become 1 when the preceding bit is 0,
and 0 when the preceding bit is 1. Here the output data is inverted every time
when 1 appears in the codes.
Pattern
01
10
11
0001
0010
0011
0000
10 11 0010
100 101 000001
000 110 000001
Output Data
11
00
10
01
0 1 0 0 1
11 01 00 11 01
Code
Conversion
010
x00
x01
x00000
x00001
010001
010000
10 0011 11
000 010001 001
111 000001 110
Appendix F: Miscellaneous
1 0 0 0 1
01 00 11 00 10
0001 0011 10
000000 010001 000
000000 011110 000
1 1
10 10
0000
010000
011111
F 9