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Chapter 3
3.4 COM-port interface
The panel PC provides three serial ports (COM1, 3: RS-232; COM2: RS-
232/422/485) in one COM port connector.
3.4.1 COM2 RS-232/422/485 setting (JP4)
COM2 can be configured to operate in RS-232, RS-422, or RS-485 mode.
This is done via JP4.
*Default setting
Table 3.5: COM2 RS-232/422/485 setting
*RS-232
RS-422
RS-485
Summary of Contents for SL-PPC-174P4T
Page 1: ...SL PPC 174P4T Pentium 4 processor based panel PC with 17 TFT LCD User s Manual...
Page 8: ...SL PPC 174P4T User s Manual viii...
Page 26: ...SL PPC 174P4T User s Manual 16...
Page 36: ...SL PPC 174P4T User s Manual 26...
Page 37: ...CHAPTER 4 Hardware Installation and upgrading...
Page 44: ...SL PPC 174P4T User s Manual 34 Figure 4 7 Figure 4 8...
Page 45: ...Appendix A Pin Assignments...
Page 56: ...SL PPC 174P4T User s Manual 46 Exit extended function mode MOV DX 2EH MOV AL AAH OUT DX AL...