Table 3-19 provide signal descriptions. t, Able 3-19 – Freescale Semiconductor M9328MX21ADSE User Manual
Page 60

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