Formation of on/off times
The programming of the on/off times occur with the resolution of 10 bits. The five LSB of the 16 bit value can be zeros or one. The MSB will hold the sign and is preset to the null state.
Duty Cycle | Increments |
% |
|
100 | 1023 |
|
|
100 | 1023 |
|
|
50 | 511 |
|
|
25 | 255 |
|
|
12.5 | 127 |
|
|
0.1955 | 2 |
|
|
0.0977 | 1 |
|
|
0 | 0 |
|
|
0 | 0 |
|
|
Table 1: Value Formation
Binary
Value
0111 1111 1111 1111
0111 1111 1111 0000
0011 1111 1111 1111
0001 1111 1111 1111
0000 0001 0000 0000
0000 0000 0100 0000
0000 0000 0010 0000
0000 0000 0001 1111
0000 0000 0000 0000
Hex.
7F FF
7F E0
3F FF
1F FF
0100
0040
0020
001F
0
Dec.
32767
32752
16383
8191
256
16
32
31
0
0%
24V
0V | t |
| |
24V | 50% |
| |
0V | t |
|
24V | 25% |
| |
0V | t |
| |
24V | 100% |
|
0V
t
Ill. 1: On/Off time relationships for Table 1.
PulsewidthModule | 3 |
:$*2Ç,2Ç6<67(0
