EM78468
8-BIT Microcontroller
APPENDIX B
B.1 ICE 468XA Oscillator circuit (JP 5)
Mode1:
Main oscillator: Crystal mode, Sub oscillator: Crystal mode
Crystal
GND
GND
Xin
Xout
GND
GND
VDD
VDD
Xin
R-OSCI
Suboscillator
Mainoscillator
JP5
R-OSCI OSCO
Crystal
Mode2:
Main oscillator: PLL mode, Sub oscillator: Crystal mode
Crystal
GND
GND
Xin
Xout
GND
GND
VDD
VDD
Xin
Suboscillator
JP5
R-OSCI OSCO
R-OSCI Mainoscillator
PLL
Mode3:
Main oscillator: RC mode, Sub oscillator: Crystal
Crystal
GND
GND
Xin
Xout
GND
GND
VDD
VDD
Xin
Suboscillator
JP5
R-OSCI OSCO
R-OSCI Mainoscillator
RC
Product Specification (V1.1) 04.11.2005
(This specification is subject to change without further notice)
• 65
ELAN [ ELAN MICROELECTRONICS CORP ]
