Freescale Semiconductor M9328MX21ADSE Table3-18. Extension Connector PE2 Signal Description (continued)

Support Information
M9328MX21ADSE User’s Manual, Rev. A
Freescale Semiconductor 3-31
B15 UART2_RXD UART2 RECEIVED DATA — Serial input signal
B16 UART2_TXD UART2 TRANSMITTED DATA — Serial output signal
C1 GND GROUND
C2 CSPI1_MOSI MASTER OUT / SLAVE IN — CSPI data signal (bidirectional)
C3 CSPI1_MISO MASTER IN / SLAVE OUT — CSPI data signal (bidirectional)
C4 CSPI1_SCLK SERIAL CLOCK — Bidirectional
C5 CSPI1_SS0 SLAVE SELECT 0 — CSPI signal (bidirectional)
C6 CSPI1_SS1 SLAVE SELECT 1 — CSPI signal (bidirectional)
C7 CSPI1_SS2 SLAVE SELECT 2 — CSPI signal (bidirectional)
C8 CSPI1_RDY READY — CSPI serial burst trigger, active low input
C9 SSI1_CLK SYCHRONOUS SERIAL INTERFACE TRANSMITTER CLOCK — Bidirectional, output in
master mode and input in slave mode
C10 SSI1_TXD SYCHRONOUS SERIAL INTERFACE TRANSMITTED DATA — Serial output signal
C11 SSI1_RXD SYCHRONOUS SERIAL INTERFACE RECEIVED DATA — Serial input signal
C12 SSI1_FS SYCHRONOUS SERIAL INTERFACE FRAME SYNC
C13 SAP_CLK SYCHRONOUS AUDIO PORT CLOCK — Serial transmit clock, bidirectional, output in
master mode, input in slave mode
C14 SAP_TXD SYCHRONOUS AUDIO PORT TRANMITTED DATA — Serial data output
C15 B_NEXUSEVTI BUFFERED NEXUS EVENT IN
C16 VCC + 3 VDC power
Table3-18. Extension Connector PE2 Signal Description (continued)
Pin(s) Signal Description