参数资料
型号: MC9328MX21VH
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 266 MHz, MICROPROCESSOR, PBGA289
封装: 17 X 17 MM, 1.45 MM HEIGHT, 0.80 MM PITCH, MAPBGA-289
文件页数: 10/106页
文件大小: 1932K
代理商: MC9328MX21VH
Signal Descriptions
MC9328MX21 Product Preview, Rev. 1.1
Freescale Semiconductor
11
CSPI
CSPI1_MOSI
Master Out/Slave In signal
CSPI1_MISO
Master In/Slave Out signal
CSPI1_SS[2:0]
Slave Select (Selectable polarity) signal. CSPI1_SS2 is also multiplexed with USBG_RXDAT.
CSPI1_SCLK
Serial Clock signal
CSPI1_RDY
Serial Data Ready signal. Also multiplexed with EXT_DMAREQ.
CSPI2_MOSI
Master Out/Slave In signal. This signal is multiplexed with USBH2_TXDP signal of USB OTG.
CSPI2_MISO
Master In/Slave Out signal. This signal is multiplexed with USBH2_TXDM signal of USB OTG.
CSPI2_SS[2:0]
Slave Select (Selectable polarity) signals. These signals are multiplexed with USBH2_FS,
USBH2_RXDP and USBH2_RXDM signal of USB OTG
CSPI2_SCLK
Serial Clock signal. This signal is multiplexed with USBH2_OE signal of USB OTG
CSPI3_MOSI
Master Out/Slave In signal. This signal is multiplexed with SD1_CMD.
CSPI3_MISO
Master In/Slave Out signal. This signal is multiplexed with SD1_D0.
CSPI3_SS
Slave Select (Selectable polarity) signal multiplexed with SD1_D3.
CSPI3_SCLK
Serial Clock signal. This signal is multiplexed with SD1_CLK.
General Purpose Timers
TIN
Timer Input Capture or Timer Input Clock—The signal on this input is applied to all 3 timers
simultaneously. This signal is muxed with the Walk-up Guard Mode WKGD signal in the PLL,
Clock, and Reset Controller module.
TOUT1 (or simply TOUT) Timer Output signal from General Purpose Timer1 (GPT1). This signal is multiplexed with
SSI1_MCLK and SSI2_MCLK signal of SSI1 and SSI2. The pin name of this signal is simply
TOUT.
TOUT2
Timer Output signal from General Purpose Timer1 (GPT2). This signal is multiplexed with PWMO.
TOUT3
Timer Output signal from General Purpose Timer1 (GPT3). This signal is multiplexed with PWMO.
USB On-The-Go
USB_BYP
USB Bypass input active low signal.
USB_PWR
USB Power output signal
USB_OC
USB Over current input signal
USBG_RXDP
USB OTG Receive Data Plus input signal. This signal is muxed with SLCDC1_DAT15.
USBG_RXDM
USB OTG Receive Data Minus input signal. This signal is muxed with SLCDC1_DAT14.
USBG_TXDP
USB OTG Transmit Data Plus output signal. This signal is muxed with SLCDC1_DAT13.
USBG_TXDM
USB OTG Transmit Data Minus output signal. This signal is muxed with SLCDC1_DAT12.
USBG_RXDAT
USB OTG Transceiver differential data receive signal. Multiplexed with CSPI1_SS2.
USBG_OE
USB OTG Output Enable signal. This signal is muxed with SLCDC1_DAT11.
Table 2. i.MX21 Signal Descriptions (Continued)
Signal Name
Function/Notes
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