Advantech PPC-102, Manual

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Chapter 3 The Engine of the PPC-102: the PCM-5865 31
3.1.2 Jumpers
The PCM-5865 has a number of jumpers that allow you to configure your
system to suit your applications. The table below lists the function of each
of the board’s jumpers.
Table 3-1: PCM-5865 jumpers and their functions
Label Function
J1 Backlight control
J2 CMOS clear
J3 Cache linear mode setting (for Cyrix CPU)
J4 System/PCI clock setting
J5 V
EE
control
J6 Watchdog invoke selection
J7 DOC 2000 memory address selection
J8 CPU frequency ratio
J9 V
EE
signal
J10 P54C/P55C selection
J11 Touchscreen power
J12 Touchscreen com port (COM4)
J13 LCD power setting
J14 CPU core voltage setting
J15 SYS/PCI clock setting
J16 COM4 RI output setting
J17 COM3 RI output setting
J18 COM2 RS-232/422/485 setting
J19 COM2 RS-232/422/485 setting
J20 COM2 RS-232/422/485 setting
J21 COM3, COM4 IRQ enable