C8051F921 View Datasheet(PDF) - Silicon Laboratories

Part Name

Description

Manufacturer

C8051F921

Single/Dual Battery, 0.9–3.6 V, 64/32 kB, SmaRTClock, 10-Bit ADC MCU

Silicon Laboratories 

C8051F93x-C8051F92x

Table 21.1. Port I/O Assignment for Analog Functions

Analog Function

Comparator1 Input

Voltage Reference (VREF0)

Analog Ground Reference (AGND)

Current Reference (IREF0)

External Oscillator Input (XTAL1)

External Oscillator Output (XTAL2)

Potentially

Assignable Port Pins

P0.0–P2.6

P0.0

P0.1

P0.7

P0.2

P0.3

SFR(s) used for

Assignment

CPT1MX, PnSKIP

REF0CN, PnSKIP

REF0CN, PnSKIP

IREF0CN, PnSKIP

OSCXCN, PnSKIP

OSCXCN, PnSKIP

Rev. 1.3

219

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