System Clock Configuration - P&E Microcomputer Systems xPC560B User Manual

6.3

System Clock Configuration

The xPC560B Mini-Modules support the usage of crystal clock sources as
well as external clock sources.
J3 – 32KHz Clock Enable
Both of the jumpers below need to be installed to enable the 32 KHz crystal
clock source
Jumper Setting
1+2 (default)
3+4 (default)
J10 – Crystal clock source enable
Both of the jumpers below need to be installed to enable the crystal clock
source.
Jumper Setting
1+2 (default)
3+4 (default)
46
Effect
The MPC560xB "OSC32K_XTAL" signal is connected
to the 32KHz crystal clock source on the xPC560B
Mini‐Module
The MPC560xB "OSC32K_EXTAL" signal is connected
to the 32KHz crystal clock source on the xPC560B
Mini‐Module
Effect
The MPC560xB "EXTAL" signal is connected to the
crystal clock source on the xPC560B Mini‐Module
The MPC560xB "XTAL" signal is connected to the
crystal clock source on the xPC560B Mini‐Module
xPC560B EVB User Manual