M68EVB908GB60E Freescale Semiconductor, M68EVB908GB60E Datasheet - Page 119
M68EVB908GB60E
Manufacturer Part Number
M68EVB908GB60E
Description
BOARD EVAL FOR MC9S08GB60
Manufacturer
Freescale Semiconductor
Type
MCUr
Datasheet
1.M68EVB908GB60E.pdf
(290 pages)
Specifications of M68EVB908GB60E
Contents
Module and Misc Hardware
Processor To Be Evaluated
MC9S08GB
Data Bus Width
8 bit
Interface Type
RS-232
Silicon Manufacturer
Freescale
Core Architecture
HCS08
Core Sub-architecture
HCS08
Silicon Core Number
MC9S08
Silicon Family Name
S08GB
Kit Contents
GB60 Evaluation Kit
Rohs Compliant
Yes
For Use With/related Products
MC9S08GB60
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
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Freescale Semiconductor
OSCSTEN — Enable Oscillator in Off Mode
7.5.2
LOLRE — Loss of Lock Reset Enable
MFD — Multiplication Factor
The OSCSTEN bit controls whether or not the oscillator circuit remains enabled when the ICG enters
off mode.
The LOLRE bit determines what type of request is made by the ICG following a loss of lock indication.
The LOLRE bit only has an effect when LOLS is set.
The MFD bits control the programmable multiplication factor in the FLL loop. The value specified by
the MFD bits establishes the multiplication factor (N) applied to the reference frequency. Writes to the
MFD bits will not take effect if a previous write is not complete. Select a low enough value for N such
that f
1 = Oscillator enabled when ICG is in off mode, CLKS = 1X and REFST = 1.
0 = Oscillator disabled when ICG is in off mode unless ENABLE is high, CLKS = 10, and
1 = Generate a reset request on loss of lock.
0 = Generate an interrupt request on loss of lock.
ICGDCLK
REFST = 1.
ICG Control Register 2 (ICGC2)
does not exceed its maximum specified value.
Reset:
Read:
Write:
LOLRE
Bit 7
0
Figure 7-14. ICG Control Register 2 (ICGC2)
Table 7-7. MFD Multiplication Factor Select
MFD Value
MC9S08GB/GT Data Sheet, Rev. 2.3
000
001
010
011
100
101
110
111
6
0
MFD
Multiplication Factor (N)
5
0
4
0
10
12
14
16
18
4
6
8
LOCRE
3
0
2
0
ICG Registers and Control Bits
RFD
1
0
Bit 0
0
119
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