z8f0813 ZiLOG Semiconductor, z8f0813 Datasheet - Page 178

• Manufacturer Part Number: z8f0813
• Description: High-performance 8-bit Microcontrollers
• Manufacturer: ZiLOG Semiconductor

®
Z8 Encore! XP
F0823 Series
Product Specification
168
INTEN—Internal Precision Oscillator Enable
1 = Internal precision oscillator is enabled
0 = Internal precision oscillator is disabled
Reserved—R/W bits must be 0 during writes; 0 when read
WDTEN—Watchdog Timer Oscillator Enable
1 = Watchdog Timer oscillator is enabled
0 = Watchdog Timer oscillator is disabled
POFEN—Primary Oscillator Failure Detection Enable
1 = Failure detection and recovery of primary oscillator is enabled
0 = Failure detection and recovery of primary oscillator is disabled
WDFEN—Watchdog Timer Oscillator Failure Detection Enable
1 = Failure detection of Watchdog Timer oscillator is enabled
0 = Failure detection of Watchdog Timer oscillator is disabled
SCKSEL—System Clock Oscillator Select
000 = Internal precision oscillator functions as system clock at 5.53 MHz
001 = Internal precision oscillator functions as system clock at 32 kHz
010 = Reserved
011 = Watchdog Timer oscillator functions as system clock
100 = External clock signal on PB3 functions as system clock
101 = Reserved
110 = Reserved
111 = Reserved
PS024314-0308
Oscillator Control