5.1 Gates Up / Down 4 Table Example
This table shows states of the clock dividers whilst in Up / Down 4 mode to illustrate the counting inversion.
States where /1 and /2 have been inverted have been highlighted in grey.
Clock
/1
/2
/4
/8
/16
/32
/64
/128
0
Low
Low
Low
Low
Low
Low
Low
Low
1
High
Low
Low
Low
Low
Low
Low
Low
2
Low High
Low
Low
Low
Low
Low
Low
3
High
High
Low
Low
Low
Low
Low
Low
4
High
High
High
Low
Low
Low
Low
Low
5
Low High
High
Low
Low
Low
Low
Low
6
High
Low High
Low
Low
Low
Low
Low
7
Low
Low High
Low
Low
Low
Low
Low
8
Low
Low
Low High
Low
Low
Low
Low
9
High
Low
Low High
Low
Low
Low
Low
10
Low High
Low High
Low
Low
Low
Low
~~~~
251
High
High
Low High
High
High
High
High
252
High
High
High
High
High
High
High
High
253
Low High
High
High
High
High
High
High
254
High
Low High
High
High
High
High
High
255
Low
Low High
High
High
High
High
High
256
*
Low
Low
Low
Low
Low
Low
Low
Low
*Clock 256 is equivalent to Clock 0.
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