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5 com5 rs-232/422/485 serial port select jumper – IEI Integration PPC-WIDS-51xxA-G41 User Manual

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PPC-51xxA-G41/WIDS-51xA-G41 Panel PC

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The COM1 to COM5 Pin 9 Setting jumper locations are shown in Figure 4-3 below.

Figure 4-3: COM1 to COM5 Pin 9 Setting Jumper Locations

4.5.5 COM5 RS-232/422/485 Serial Port Select Jumper

Jumper Label:

UART_SEL1 and UART_SEL2

Jumper Type:

12-pin header and 8-pin header

Jumper Settings:

See Table 4-5

Jumper Location:

See Figure 4-4

The COM5 RS-232/422/485 Serial Port Select jumper sets the communication protocol

used by the second serial communications port (COM5) as RS-232, RS-422 or RS-485.

The COM5 RS-232/422/485 Serial Port Select settings are shown in Table 4-5.

COM1 Mode

UART_SEL1

UART_SEL2

RS-232 (Default)

Short 1-2

Short 1-2, 4-5, 7-8, 10-11

RS-422

Short 3-4

Short 2-3, 5-6, 8-9, 11-12

RS-485

Short 5-6

Short 2-3, 5-6, 7-8, 10-11

RS-485 (RTS Control) Short 5-6, 7-8

Short 2-3, 5-6, 7-8, 10-11

Table 4-5: COM5 RS-232/422/485 Serial Port Select Jumper Settings

The COM5 RS-232/422/485 Serial Port Select jumper location is shown in Figure 4-4.