AM6421 datasheet(78/235 Pages) TI

78 / 235 page

Table 6-58. Power Supply Signal Descriptions (continued)

SIGNAL NAME [1]

PIN TYPE [2]

DESCRIPTION [3]

ALV PIN [4]

VSS

GND

Ground

A1, A21, A5, A6,

AA1, AA15,

AA18, AA21,

C10, C15, C3,

D1, E11, E13,

F10, F15, F8,

G1, G16, G3,

G7, G9, H11,

H20, H21, H6,

H8, J14, J16, J7,

J9, K6, K8, L1,

L16, L3, L7, L9,

M10, M12, M6,

M8, N11, N13,

N15, N7, N9, P1,

P10, P18, P6,

P8, R12, R7, R9,

T10, T11, T15,

T16, T8, U3,

V17, W10, W18,

Y14, Y17, Y19

(1)

This pin must always be connected via a 1-μF capacitor to VSS.

(2)

This pin must always be connected via a 3.3-μF ±20% capacitor to VSS.

6.3.19 PRU_ICSSG

Note

The PRU_ICSSG contains a second layer of multiplexing to enable additional functionality on the PRU

GPO and GPI signals. This internal wrapper multiplexing is described in the PRU_ICSSG chapter in

the device TRM.

6.3.19.1 MAIN Domain

Table 6-59. PRU_ICSSG0 Signal Descriptions

SIGNAL NAME [1]

PIN TYPE [2]

DESCRIPTION [3]

ALV PIN [4]

PRG0_ECAP0_IN_APWM_OUT

PRU-ICSSG Enhanced Capture (ECAP) Input or

Auxiliary PWM (APWM) Ouput

R2, U5

PRG0_ECAP0_SYNC_IN

PRU-ICSSG ECAP Sync Input

P5, V5

PRG0_ECAP0_SYNC_OUT

PRU-ICSSG ECAP Sync Output

AA4, V5

PRG0_IEP0_EDIO_OUTVALID

PRU_ICSSG Industrial Ethernet Digital I/O Outvalid

C13

PRG0_IEP0_EDC_LATCH_IN0

PRU_ICSSG Industrial Ethernet Distributed Clock

Latch Input

PRG0_IEP0_EDC_LATCH_IN1

PRU_ICSSG Industrial Ethernet Distributed Clock

Latch Input

PRG0_IEP0_EDC_SYNC_OUT0

PRU_ICSSG Industrial Ethernet Distributed Clock

Sync Output

PRG0_IEP0_EDC_SYNC_OUT1

PRU_ICSSG Industrial Ethernet Distributed Clock

Sync Output

PRG0_IEP0_EDIO_DATA_IN_OUT28

PRU_ICSSG Industrial Ethernet Digital I/O Data Input/

Output

PRG0_IEP0_EDIO_DATA_IN_OUT29

PRU_ICSSG Industrial Ethernet Digital I/O Data Input/

Output

AA5

PRG0_IEP0_EDIO_DATA_IN_OUT30

PRU_ICSSG Industrial Ethernet Digital I/O Data Input/

Output

PRG0_IEP0_EDIO_DATA_IN_OUT31

PRU_ICSSG Industrial Ethernet Digital I/O Data Input/

Output

AM6442, AM6441, AM6421, AM6412, AM6411

SPRSP56C – JANUARY 2021 – REVISED FEBRUARY 2022

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