DB9-USB-M FTDI, DB9-USB-M Datasheet - Page 13

• Manufacturer Part Number: DB9-USB-M
• Description: USB Interface IC USB to RS232Retrofit Adapter DB9 Male
• Manufacturer: FTDI
• Type: USB DB9 Retrofitr

Specifications of DB9-USB-M

• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Mounting Style: Through Hole
• Operating Temperature Range: - 40 C to + 85 C
• Supply Current: 30 mA
• Operating Supply Voltage: 5 V
• Package / Case: DSUB9 Right Angle PCB
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: DB9-USB-RS232-M

Document Reference No.: FT_000204
DB9-USB-RS232 Datasheet
Version 1.3
Clearance No.: FTDI# 130
COM Port Assignment
Next, to determine which COM port has been assigned, open the Windows Device Manager from the
System Control Panel.
Figure 3.6 – Device Manager
Click on the Plus “+” sign next to the Ports tree to list the available COM port. You will see “USB Serial
Port”, followed by a COMn assignment. In the figure below, the DB9-USB-RS232 module is assigned to
COM3.
Figure 3.7 – COM Port Assignment
Use this COM port number with your application software in order to access the DB9-USB-RS232 module.
If an application requires use of a different COM port number, the assignment may be changed through
the Advanced Driver Options settings.
From the Device Manager listing above, right-click on the USB Serial Port and select Properties.
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