Wieland SP-SDIO - Internal Circuits

Product description
Wieland Electric GmbH | BA000966 | 07/2016 (Rev. C)
19
USB interface
The main module has a mini-USB interface with the following functions:
• Transfer of the configuration from samosPLAN5+ to the program removable storage
• Reading of configuration from program removable storage in samosPLAN5+
• Diagnostics of the samosPRO systems with samosPLAN5+
Table 6: USB interface pin assignment
Connec-
tor/bushing
USB mini
Pin
Signal
Color
Assignment PC-side
1
+5V
2
- data
3
+ data
5
GND
NOTICE
• If the USB interface of the main module is permanently connected, then the maximum
permissible cable length is 3 m.
• Avoid using ground loops between the USB interface GND and the A2 connection of the
main module, e.g. by using optocouplers.
Internal circuits
888354955
Illustration 5: Inputs and test pulses at an SP-COP1 module
Illustration 6: Outputs at an SP-COP1 module
3.4.3