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Table 3-19 provide signal descriptions. t, Able 3-19 – Freescale Semiconductor M9328MX21ADSE User Manual

Page 60

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Support Information

M9328MX21ADSE User’s Manual, Rev. A

3-32

Freescale Semiconductor

Table 3-19. Extension Connector PE3 Signal Description

Pin(s)

Signal

Description

A1

CSPI2_MOSI

MASTER OUT / SLAVE IN — CSPI data signal (bidirectional)

A2

CSPI2_MISO

MASTER IN / SLAVE OUT — CSPI data signal (bidirectional)

A3

CSPI2_SCLK

SERIAL CLOCK — Bidirectional

A4

CSPI2_SS0

SLAVE SELECT 0 — CSPI signal (bidirectional)

A5

CSPI2_SS1

SLAVE SELECT 1 — CSPI signal (bidirectional)

A6

CSPI2_SS2

SLAVE SELECT 2 — CSPI signal (bidirectional)

A7

I2C_CLK

I SQUARED C CLOCK — Serial clock, bidirectional

A8

I2C_DATA

I SQUARED C DATA — Serial data, bidirectional

A9

SSI3_CLK

SYCHRONOUS SERIAL INTERFACE TRANSMITTER CLOCK — Bidirectional, output in
master mode and input in slave mode

A10

SSI3_TXD

SYCHRONOUS SERIAL INTERFACE TRANSMITTED DATA — Serial output signal

A11

SSI3_RXD

SYCHRONOUS SERIAL INTERFACE RECEIVED DATA — Serial input signal

A12

SSI3_FS

SYCHRONOUS SERIAL INTERFACE FRAME SYNC

A13

SSI2_CLK

SYCHRONOUS SERIAL INTERFACE TRANSMITTER CLOCK — Bidirectional, output in
master mode and input in slave mode

A14

SSI2_TXD

SYCHRONOUS SERIAL INTERFACE TRANSMITTED DATA — Serial output signal

A15

SSI2_RXD

SYCHRONOUS SERIAL INTERFACE RECEIVED DATA — Serial input signal

A16

SSI2_FS

SYCHRONOUS SERIAL INTERFACE FRAME SYNC

B1

USBG_RXDP

USB OTG RECEIVED DATA PLUS input

B2

USBG_RXDM

USB OTG RECEIVED DATA MINUS input

B3

USBG_TXDP

USB OTG TRANSMITTED DATA PLUS output

B4

USBG_TXDM

USB TRANSMITTED DATA MINUS output

B5

USBG_OE_B

USB OTG OUTPUT ENABLE

B6

USBG_FS

USB OTG FULL SPEED

B7

USBG_ON_B

USB OTG transceiver ON

B8

USBG_SCL

USB OTG SERIAL CLOCK

B9

USBG_SDA

USB OTG SERIAL DATA

B10

USBH1_RXDM

USB RECEIVED DATA MINUS input

B11

USBH1_RXDP

USB RECEIVED DATA PLUS input.

B12

USBH1_TXDM

USB TRANSMITTED DATA MINUS output

B13

USBH1_TXDP

USB TRANSMITTED DATA PLUS output