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4. Each Component Function
USB Ports: USB
This product is equipped with 1 port for USB 2.0 interface.
Table 4.4. USB Connector
4
1
Serial Port Interface: SERIAL
SERIAL (RS-232C Ports)
The product has 1 ports of RS-232C compliant serial ports supporting up to a baud rate of 115,200bps
with a 16-byte transmission-dedicated data buffer and a 16-byte reception-dedicated data buffer.
Table 4.5. Serial Port Connector
Connector used on
the product
1
5
6
9
Signal
Pin No.
name
1
N.C
Not connected
2
RD
Received data
3
TD
Transmitted data
4
N.C
Not connected
5
GND
Signal ground
6
N.C
Not connected
7
RTS
Request to send
8
CTS
Clear to send
9
N.C
Not connected
22
Pin No.
Function
1
USB_VCC
2
USB-
3
USB+
4
USB_GND
9-pin D-SUB (MALE)
No.4-40UNC
Inch screw
threads
Meaning
Direction
-----
Input
Output
-----
-----
-----
Output
Input
-----
PT-40 User's manual
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