Aaeon SBC-670, Manual

Page: 23 / 73

16 SBC-670S User's Manual
CPU Clock Select (JP5)
JP5 must be set to select the CPU Clock or the external clock
speed.
CPU Clock select (JP5)
JP5
CPU clock = 50 MHz 2 4
1 3
CPU clock = 60 MHz 2 4
1 3
CPU clock = 66 MHz* 2
* default
ISA Bus Frequency Select (JP2)
JP2 is reserved. It will not give any function or affect the system
even though it still exists on the board.
Flash Device Select (JP6)
JP6 must be set to match the type of flash device you want to
install.
Flash Device Select (JP6)
JP6
5V (write cycle) 1M device*
1 2 3
12V (write cycle) 1M device
1 2 3
2M device
1 2 3
* default
4
3
1