C8051F350DK Silicon Laboratories Inc, C8051F350DK Datasheet - Page 130

• Manufacturer Part Number: C8051F350DK
• Description: DEV KIT FOR F350/351/352/353
• Manufacturer: Silicon Laboratories Inc
• Type: MCUr

Specifications of C8051F350DK

• Contents: Evaluation Board, Power Supply, USB Cables, Adapter and Documentation
• Processor To Be Evaluated: C8051F35x
• Interface Type: USB
• Silicon Manufacturer: Silicon Labs
• Core Architecture: 8051
• Silicon Core Number: C8051F350
• Silicon Family Name: C8051F35x
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: C8051F350, 351, 352, 353
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: 336-1083

C8051F350/1/2/3
130
Bit7:
Bit6:
Bits5–2: UNUSED. Read = 0000b, Write = don't care.
Bits1–0: IFCN1–0: Internal Oscillator Frequency Control Bits.
Bit7:
Bits 6–0: OSCICL: Internal Oscillator Calibration Register.
IOSCEN
R/W
Bit7
Bit7
R
IOSCEN: Internal Oscillator Enable Bit.
0: Internal Oscillator Disabled.
1: Internal Oscillator Enabled.
IFRDY: Internal Oscillator Frequency Ready Flag.
0: Internal Oscillator is not running at programmed frequency.
1: Internal Oscillator is running at programmed frequency.
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.
UNUSED. Read = 0. Write = don’t care.
This register determines the internal oscillator period. On C8051F350/1/2/3 devices, the
reset value is factory calibrated to generate an internal oscillator frequency of 24.5 MHz.
SFR Definition 17.2. OSCICL: Internal Oscillator Calibration
IFRDY
SFR Definition 17.1. OSCICN: Internal Oscillator Control
R/W
Bit6
Bit6
R
R/W
Bit5
Bit5
—
R
R/W
Bit4
Bit4
—
R
Rev. 1.1
R/W
Bit3
Bit3
—
R
R/W
Bit2
Bit2
—
R
IFCN1
R/W
R/W
Bit1
Bit1
SFR Address:
SFR Address:
IFCN0
R/W
R/W
Bit0
Bit0
0xB2
0xB3
11000000
Reset Value
Reset Value
Variable