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Table 43: mapping of spi interface to port (2) – BECKHOFF ET1100 User Manual

Page 53

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Pin Description

Slave Controller

– ET1100 Hardware Description

III-39

Table 43: Mapping of SPI Interface to Port (2)

SPI

PDI signal

4 ports,

min. 2x EBUS

3xMII, 1xEBUS

4xMII

Signal

Dir.

Signal

Dir.

Signal

Dir.

P

D

I

B

y

te

0

PDI[15:0]

PDI[0]

SPI_CLK

I

SPI_CLK

I

SPI_CLK

I

PDI[1]

SPI_SEL

I

SPI_SEL

I

SPI_SEL

I

PDI[2]

SPI_DI

I

SPI_DI

I

SPI_DI

I

PDI[3]

SPI_DO

O

SPI_DO

O

SPI_DO

O

PDI[4]

SPI_IRQ

O

SPI_IRQ

O

SPI_IRQ

O

PDI[5]

--

--

--

--

--

--

PDI[6]

EEPROM
_LOADED

O

EEPROM
_LOADED

O

EEPROM
_LOADED

O

PDI[7]/CPU_CLK

--/CPU_CLK

--/O

--/CPU_CLK

--/O

--/CPU_CLK

--/O

P

D

I

B

y

te

1

PDI[8]

GPO[0]

O

GPO[0]

O

GPO[0]

O

PDI[9]

GPO[1]

O

GPO[1]

O

GPO[1]

O

PDI[10]

GPO[2]

O

GPO[2]

O

GPO[2]

O

PDI[11]

GPO[3]

O

GPO[3]

O

GPO[3]

O

PDI[12]

GPI[0]

I

GPI[0]

I

GPI[0]

I

PDI[13]

GPI[1]

I

GPI[1]

I

GPI[1]

I

PDI[14]

GPI[2]

I

GPI[2]

I

GPI[2]

I

PDI[15]

GPI[3]

I

GPI[3]

I

GPI[3]

I

P

D

I

B

y

te

2

PDI[23:16]/
MII(3)

PDI[16]

GPO[4]

O

GPO[4]

O

MII(3)

PDI[17]

GPO[5]

O

GPO[5]

O

PDI[18]

GPO[6]

O

GPO[6]

O

PDI[19]

GPO[7]

O

GPO[7]

O

PDI[20]

GPI[4]

I

GPI[4]

I

PDI[21]

GPI[5]

I

GPI[5]

I

PDI[22]

GPI[6]

I

GPI[6]

I

PDI[23]

GPI[7]

I

GPI[7]

I

P

D

I

B

y

te

3

PDI[31:24]/
MII(3)/
EBUS(3)

PDI[24]

EBUS(3)

EBUS(3)

MII(3)

PDI[25]

PDI[26]

PDI[27]

PDI[28]

PDI[29]

PDI[30]

PDI[31]/CLK25OUT2

P

D

I

B

y

te

4

PDI[39:32]/
MII(2)

PDI[32]

GPO[12]

O

MII(2)

MII(2)

PDI[33]

GPO[13]

O

PDI[34]

GPO[14]

O

PDI[35]

GPO[15]

O

PDI[36]

GPI[12]

I

PDI[37]

GPI[13]

I

PDI[38]

GPI[14]

I

PDI[39]

GPI[15]

I