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PCI Express Board User’s Manual Serial Programming Tools
3-30
Tx FIFO Rx FIFO
High 128 120
Middle 64 60
Low 1 1
Unit: Bytes
9. Click OK to save the port settings, and then click OK in the Property window to finish the
port settings procedure.
Using MOXA PComm Utility
The PComm Diagnostic program is a useful tool for checking the status of MOXA’s multiport
boards. The program can be used to test internal and external IRQ, TxD/RxD, UART, CTS/RTS,
DTR/DSR, etc. Use this program to ensure that your MOXA boards and ports are working
properly.
To start the program, click Start Æ Programs Æ PComm Lite 2000(XP Ver 1.2) Æ PComm
Diagnostic.