C8051F326DK Silicon Laboratories Inc, C8051F326DK Datasheet - Page 77
C8051F326DK
Manufacturer Part Number
C8051F326DK
Description
KIT DEV FOR C8051F326/7
Manufacturer
Silicon Laboratories Inc
Type
MCUr
Specifications of C8051F326DK
Contents
Evaluation Board, Power Supply, USB Cables, Adapter and Documentation
Processor To Be Evaluated
C8051F326/F327
Interface Type
USB
Silicon Manufacturer
Silicon Labs
Core Architecture
8051
Silicon Core Number
C8051F326
Silicon Family Name
C8051F32x
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
For Use With/related Products
Silicon Laboratories C8051F326, C8051F327
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
336-1306
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Bits7–6: Unused. Read = 0b. Write = don’t care.
Bits5–4: USBCLK1–0: USB Clock Select
Bit3:
Bits2–0: CLKSL1–0: System Clock Select
R/W
Bit7
—
These bits select the clock supplied to USB0. When operating USB0 in full-speed mode, the
selected clock should be 48 MHz. When operating USB0 in low-speed mode, the selected
clock should be 6 MHz.
Unused. Read = 0b. Write = don’t care.
These bits select the system clock source.
R/W
Bit6
—
USBCLK
CLKSL
000
001
010
011
1xx
00
01
10
11
SFR Definition 10.5. CLKSEL: Clock Select
R/W
Bit5
USBCLK
R/W
Bit4
Internal Oscillator (as determined by the
IFCN bits in register OSCICN)
Rev. 1.1
Low Frequency Oscillator
R/W
Bit3
4x Clock Multiplier / 2
—
Internal Oscillator / 2
4x Clock Multiplier
External Oscillator
Selected Clock
Clock Off (0 Hz)
Selected Clock
External Clock
RESERVED
R/W
Bit2
CLKSL
R/W
Bit1
C8051F326/7
R/W
Bit0
SFR Address
00000000
Reset Value
0xA9
77
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