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Table 7.
DIO Port Signal Descriptions
Signal Name Direction Description
S (DIO) <0..9> Input/Output General-purpose digital lines with 3.3 V output, 3.3 V-/5 V-
compatible input. Refer to the DIO, PWM, and Relay Lines
section for more information.
5V Output +5 V power output.
GND — Reference for digital lines and +5 V power output.
RSL Port
The following figure and table describe the RSL port pins and signals.
Figure 9.
RSL Port Pinout
S
Table 8. RSL Port Signal Descriptions
Signal Name Direction Description
S Output Switched power output to drive RSL when RSL is enabled. The
voltage level depends on the connected input voltage. RSL current
is limited at 120 mA.
GND — Reference for S.
Relay Port
The following figure and table describe the Relay port pins and signals.
Figure 10. Relay Port Pinout
1
2
FWD
REV
3 0
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