MC56F81663 datasheet(18/73 Pages) NXP

18 / 73 page

Table 2. Signal descriptions (continued)

Signal Name

LQFP

LQFP/

QFN

State

During

Reset

Type

Signal Description

When used as an analog input, the signal goes to

ANA6 and CMPD_IN2.1

GPIOA7

—

Input

Input/

Output

GPIO Port A7 — After reset, the default state is

GPIOA7.

(ANA7

CMPD_IN3)

Input

ANA7 — ADCA input channel 7.

CMPD_IN3 — Analog comparator D input 3.

When used as an analog input, the signal goes to

ANA7 and CMPD_IN3.1

GPIOB0

Input

Input/

Output

GPIO Port B0 — After reset, the default state is

GPIOB0.

(ANB0

CMPB_IN3

OPAMPB_IN3)

Input

ANB0 — ADCB input channel 0.

CMPB_IN3 — Analog comparator B input 3.

OPAMPB_IN3 — Operational amplifier B input 3.

When used as an analog input, the signal goes to

ANB0 and CMPB_IN3 and OPAMPB_IN3.1

GPIOB1

Input

Input/

Output

GPIO Port B1 — After reset, the default state is

GPIOB1.

(ANB1

CMPB_IN0

OPAMPB_IN0)

Input

ANB1 — ADCB input channel 1.

CMPB_IN0 —Analog comparator B input 0.

OPAMPB_IN0 — Operational amplifier B input 0.

When used as an analog input, the signal goes to

ANB1 and CMPB_IN0 and OPAMPB_IN0.1

GPIOB2

Input

Input/

Output

GPIO Port B2 — After reset, the default state is

GPIOB2.

(ANB2

VREFHB

CMPC_IN3)

Input

ANB2 — ADCB input channel 2.

VREFHB — ADCB analog reference high.

CMPC_IN3 — Analog comparator C input 3.

When used as an analog input, the signal goes to

ANB2 (or VREFHB) and CMPC_IN3.1

NOTE: ADC input can be configured as either ANB2

or VREFHB in the ADC Calibration Register.

GPIOB3

—

Input

Input/

Output

GPIO Port B3 — After reset, the default state is

GPIOB3.

(ANB3

VREFLB

CMPC_IN0)

Input

ANB3 — ADCB input channel 3.

VREFLB — ADCB analog reference low.

CMPC_IN0 _ Analog comparator C input 0.

When used as an analog input, the signal goes to

ANB3 (or VREFHB) and CMPC_IN0.1

NOTE: ADC input can be configured as either ANB3

or VREFLB in the ADC Calibration Register.

Table continues on the next page...

MC56F81xxx signal and pin descriptions

MC56F81xxx, Rev. 1.1, 12/2020

NXP Semiconductors

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