HID Global Corporation VERICLASS Manuale Utente
veriCLASS Hardware Specification VP3500 Reader Board, 3500-906
4.2
UART Interface P104
Table 4: UART Interface
UART interface
Function
Signal Pin
Description
Vin Supply Voltage
1
Reader supply 2.5 VDC – 5.5 VDC
RX Receive Signal
2
Receive signal of the VP3500A00 (Input)
TX Transmit Signal
3
Transmit signal of the VP3500A00 (Output)
RTS Ready to Send
4
Signal line that indicates when the VP3300A00 is ready to
receive (output)
receive (output)
CTS Clear to Send
5
Signal line that indicates when the host is ready to receive (input)
nRST – Reset Line
6
Signal line resets the reader (low active)
GND 7
GND
Supported are baud rates between 9600 and 460080 Baud.
As connector a 7 way Molex PicoBlade® is used:
Table 5: UART Connector
UART interface
Manufacturer Molex
Series PicoBlade®
Part Number
Series PicoBlade®
Part Number
53261 0771
Maximum Current
1A
Image is for example only.
March 2011
Page 15 of 28
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