english
4. Data Transmission
4.1 Sine and Cosine signals
A – A
–
= Cosine ; B – B
–
= Sine
The analogue signals must be measured differentially, i.e. A minus A
–
gives the cosine, B minus
B
–
gives the sine. The signals A, A
–
, B, B
–
have each an amplitude of 0.5 Vss with an offset of +2.5V
against GND.
4.1.1 Signals measured against GND
0
0,25
0,5
0,75
1
1,25
1,5
1,75
2
2,25
2,5
2,75
3
SIN+
COS+
SIN-
COS-
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