AX58100 datasheet(12/71 Pages) ASIX

12 / 71 page

AX58100

EtherCAT Slave Controller

1.4.2

PDI Digital IO / GPIO

Pin Name

Type

Pin No

Pin Description

IO[31:24]

B5/8m

18, 15, 13,

11, 8, 76,

75, 73

Digital/General Purpose I/O[31:24]

IO[23:16]

B5/8m

70, 68, 66,

42, 52, 50,

48, 44

Digital /General Purpose I/O[23:16]

IO[15:8]

B5/8m

17, 14, 12,

9, 7, 49, 74,

Digital /General Purpose I/O[15:8]

IO[7:0]

B5/8m

69, 67, 53,

60, 51, 4,

47, 43

Digital /General Purpose I/O[7:0]

SOF

O5/8m

Start-of-Frame

EOF

O5/8m

End-of-Frame

OE_EXT

Output Enable

OUTVLD

O5/8m

Output data Valid/Output event

LAT_IN

external data Latch

WD_TRIG

O5/8m

Watchdog Trigger

Note: The IO[31:0] in PDI Digital mode is for DIO[31:0], in PDI SPI slave mode is for GPIO[31:0]

Table 1-4: PDI Digital I/O, GPIO Pin Description

1.4.3

ESC PDI / Function SPI Slave Interface

Pin Name

Type

Pin No

Pin Description

SCS_ESC

SPI Chip Select for ESC

SCS_FUNC I5

SPI Chip Select for Function

SCLK

SPI Clock

MOSI

SPI data MOSI

MISO

SPI data MISO

SINT

O5/T

SPI Interrupt

FSCLK

Function SPI Clock

FMOSI

Function SPI data MOSI

FMISO

Function SPI data MISO

SFINT

O5/T

SPI Function Interrupt

Note: The Function SPI slave could share pin with ESC or use independent pin, please refer to Section 3.2.

Table 1-5: PDI SPI Slave Interface Pin Description

AX58100 Datasheet(PDF) 12 Page - ASIX Electronics Corporation

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