C8051F045 View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

C8051F045

Mixed Signal ISP Flash MCU Family

Silicon Laboratories 

C8051F040/1/2/3/4/5/6/7

SFR Definition 10.1. REF0CN: Reference Control

R/W

R/W

R/W

R/W

R/W

R/W

R/W

R/W

Reset Value

-

-

-

AD0VRS AD1VRS TEMPE BIASE REFBE 00000000

Bit7

Bit6

Bit5

Bit4

Bit3

Bit2

Bit1

Bit0

SFR Address: 0xD1

SFR Page: 0

Bits7-5:

Bit4:

Bit3:

Bit2:

Bit1:

Bit0:

UNUSED. Read = 000b; Write = don’t care.

AD0VRS: ADC0 Voltage Reference Select

0: ADC0 voltage reference from VREFA pin.

1: ADC0 voltage reference from DAC0 output (C8051F041/3 only).

AD2VRS: ADC2 Voltage Reference Select (C8051F041/3 only).

0: ADC2 voltage reference from VREFA pin.

1: ADC2 voltage reference from AV+.

TEMPE: Temperature Sensor Enable Bit.

0: Internal Temperature Sensor Off.

1: Internal Temperature Sensor On.

BIASE: ADC/DAC Bias Generator Enable Bit. (Must be ‘1’ if using ADC or DAC).

0: Internal Bias Generator Off.

1: Internal Bias Generator On.

REFBE: Internal Reference Buffer Enable Bit.

0: Internal Reference Buffer Off.

1: Internal Reference Buffer On. Internal voltage reference is driven on the VREF pin.

118

Rev. 1.5

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