Wiring Signals
39
6
6
6
6
6
6
6
6
6
TB2
1
CH2H
Analog Input Subsystem 2 High
2
CH2L
Analog Input Subsystem 2 Low
3
AGND
Analog Ground
4
CH3H
Analog Input Subsystem 3 High
5
CH3L
Analog Input Subsystem 3 Low
6
AGND
Analog Ground
TB3
1
VREF
2.5 V Reference
2
AGND
Analog Ground
3
DAC0
Analog Output 0
4
DAC1
Analog Output 1
5
DGND
Digital Ground
6
+5VD
+5 V
a
TB4
1
DOUT0
Digital Output 0
2
DOUT1
Digital Output 1
3
DOUT2
Digital Output 2
4
DOUT3
Digital Output 3
5
DOUT4
Digital Output 4
6
DOUT5
Digital Output 5
7
DOUT6
Digital Output 6
8
DOUT7
Digital Output 7
9
DGND
Digital Ground
Table 6: Screw Terminal Assignments of the STP9820
Screw Terminal Panel (cont.)
Screw Terminal
Block
Terminal
Number
Terminal
Label
Signal Description