Z8FMC04100 ZILOG [Zilog, Inc.], Z8FMC04100 Datasheet - Page 370

• Manufacturer Part Number: Z8FMC04100
• Description: Z8 Encore-R Motor Control Flash MCUs
• Manufacturer: ZILOG [Zilog, Inc.]

348
Z8 Encore!
Product Specification
* The reset value is 08H if the option bit LPDEN is 0.
PS024604-1005
Bit
Position
[2]
FLPEN
[1:0]
SCKSEL
Bit
Position
[7:0]
DIV
RESET
FIELD
ADDR
BITS
R/W
Trim Control
®
Value
(H)
0
1
00
01
10
11
Value
(H)
00H to
FFH
Motor Control Flash MCUs
7
Oscillator Divide Register (OSCDIV)
Hex Address: F87
Hex Addresses: F88–F8F
Reserved
Description
Flash Low Power Mode Enable
Flash Low Power Mode is disabled.
Flash Low Power Mode is enabled. The Flash will be powered down during idle
periods of the clock and powered up during Flash reads. This bit should only be
set if the frequency of the primary oscillator source is 8MHz or lower. The reset
value of this bit is controlled by the LPDEN option bit during reset.
System Clock Oscillator Select
Internal precision oscillator functions as system clock at 5.6MHz
Reserved
Crystal oscillator or external clock driver functions as system clock
Watch-Dog Timer oscillator functions as system clock
Description
Oscillator Divide
00H - divider is disabled, all other entries are the divide value for scaling the
system clock.
6
5
P R E L I M I N A R Y
4
F87H
00H*
R/W
DIV
3
2
Appendix A—Register Tables
1
0