MC9328MX1 Datasheet, PDF (10/96 Pages) Freescale Semiconductor, Inc – i.MX Integrated Portable System Processor

Signals and Connections
Table 3. Signal Names and Descriptions (Continued)
Signal Name
Function/Notes
General Purpose Timers
TIN
TMR2OUT
Timer Input Capture or Timer Input Clock—The signal on this input is applied to both timers
simultaneously.
Timer 2 Output
USB Device
USBD_VMO
USBD_VPO
USBD_VM
USBD_VP
USBD_SUSPND
USBD_RCV
USBD_OE
USBD_AFE
USB Minus Output
USB Plus Output
USB Minus Input
USB Plus Input
USB Suspend Output
USB RxD
USB OE
USB Analog Front End Enable
Secure Digital Interface
SD_CMD
SD_CLK
SD_DAT [3:0]
SD Command—If the system designer does not want to make use of the internal pull-up, via the
Pull-up enable register, a 4.7K–69K external pull up resistor must be added.
MMC Output Clock
Data—If the system designer does not want to make use of the internal pull-up, via the Pull-up
enable register, a 50 K–69K external pull up resistor must be added.
Memory Stick Interface
MS_BS
MS_SDIO
MS_SCLKO
MS_SCLKI
MS_PI0
MS_PI1
Memory Stick Bus State (Output)—Serial bus control signal
Memory Stick Serial Data (Input/Output)
Memory Stick Serial Clock (Output)—Serial Protocol clock output
Memory Stick External Clock (Input)—Test clock input pin for SCLK divider. This pin is only for test
purposes, not for use in application mode.
General purpose Input0—Can be used for Memory Stick Insertion/Extraction detect
General purpose Input1—Can be used for Memory Stick Insertion/Extraction detect
UARTs – IrDA/Auto-Bauding
UART1_RXD
Receive Data
MC9328MX1 Advance Information, Rev. 4
10
Freescale Semiconductor