C8051F064EK Silicon Laboratories Inc, C8051F064EK Datasheet - Page 172
C8051F064EK
Manufacturer Part Number
C8051F064EK
Description
KIT EVAL FOR C8051F064
Manufacturer
Silicon Laboratories Inc
Type
MCUr
Specifications of C8051F064EK
Contents
Evaluation Board, Power Supply, USB Cables, Adapter and Documentation
Processor To Be Evaluated
C8051F06x
Interface Type
USB
Silicon Manufacturer
Silicon Labs
Core Architecture
8051
Silicon Core Number
C8051F064
Silicon Family Name
C8051F06x
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
For Use With/related Products
C8051F064
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1219
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C8051F060/1/2/3/4/5/6/7
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172
Bits 7-0: OSCICL: Internal Oscillator Calibration Register
Bit7:
Bit6:
Bits5-2:
Bits1-0:
IOSCEN
R/W
R/W
Bit7
Bit7
This register calibrates the internal oscillator period. The reset value for OSCICL defines the
internal oscillator base frequency. The reset value is factory calibrated to generate an inter-
nal oscillator frequency of 24.5 MHz.
IOSCEN: Internal Oscillator Enable Bit
0: Internal Oscillator Disabled
1: Internal Oscillator Enabled
IFRDY: Internal Oscillator Frequency Ready Flag
0: Internal Oscillator not running at programmed frequency.
1: Internal Oscillator running at programmed frequency.
Reserved.
IFCN1-0: Internal Oscillator Frequency Control Bits
00: SYSCLK derived from Internal Oscillator divided by 8.
01: SYSCLK derived from Internal Oscillator divided by 4.
10: SYSCLK derived from Internal Oscillator divided by 2.
11: SYSCLK derived from Internal Oscillator divided by 1.
IFRDY
R/W
Bit6
Bit6
R
Figure 15.2. OSCICL: Internal Oscillator Calibration Register
Figure 15.3. OSCICN: Internal Oscillator Control Register
R/W
R/W
Bit5
Bit5
-
R/W
Bit4
Bit4
R
-
Rev. 1.2
R/W
R/W
Bit3
Bit3
-
R/W
R/W
Bit2
Bit2
-
IFCN1
R/W
R/W
Bit1
Bit1
SFR Address:
SFR Address:
SFR Page:
SFR Page:
IFCN0
R/W
R/W
Bit0
Bit0
0x8B
F
0x8A
F
Reset Value
Reset Value
11000000
Variable
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