73
Mio336i PDA Maintenance
Mio336i PDA Maintenance
4.1 Intel PXA255 (Cotulla) Application Processor
Signal Name
Type
Description
HWRTS/GPIO[45/
51]
ICOCZ
Hardware UART data-terminal-ready.
(output)
MMC Controller Pins
MMCMD
ICOCZ
Multimedia card command.
(bi-directional)
MMDAT
ICOCZ
Multimedia card data.
(bi-directional)
nPCE[2]/GPIO[53]
ICOCZ
PCMCIA card enable 2.
(outputs) Selects a PCMCIA card. Bit one
enables the high byte lane and bit zero enables the low byte lane.
MMC clock.
(output) Clock signal for the MMC controller.
L_DD[9]/GPIO[67]
ICOCZ
LCD display data.
(output) Transfers pixel information from the LCD
controller to the external LCD panel.
MMC chip select 1.
(output) Chip select 1 for the MMC controller.
L_DD[10]/GPIO[6
8]
ICOCZ
LCD display data.
(output) Transfers pixel information from the LCD
controller to the external LCD panel.
MMC chip select 1.
(output) Chip select 1 for the MMC controller.
L_DD[11]/GPIO[6
9]
ICOCZ
LCD display data.
(output) Transfers pixel information from the LCD
controller to the external LCD panel.
MMC clock.
(output) Clock for the MMC controller.
FFRXD/GPIO[34]
ICOCZ
Full function UART receive.
(input)
FFTXD/GPIO[39]
ICOCZ
Full function UART transmit.
(output)
MMCCLK/GP[6]
ICOCZ
MMC clock.
(output) Clock signal for the MMC controller.
MMCCS0/GPIO[8
]
ICOCZ
MMC chip select 0.
(output) Chip select 0 for the MMC controller
MMCCS1[GPIO[9
]
ICOCZ
MMC chip select 1.
(output) Chip select 1 for the MMC controller
SSP Pins
SSPSCLK/GPIO[2
3]
ICOCZ
Synchronous serial port clock.
(output)
SSPSFRAM/GPIO
[24]
ICOCZ
Synchronous serial port frame.
(output)
SSPTXD/GPIO[25
]
ICOCZ
Synchronous serial port transmit.
(output)
SSPRXD/GPIO[26
]
ICOCZ
Synchronous serial port receive.
(input)
SSPEXTCLK/GPI
O[27]
ICOCZ
Synchronous serial port external clock.
(input)
NSSP Pins
NSSPSCLK/GPIO
[81]
ICOCZ
Network synchronous serial port clock.
(output/input)
NSSPSFRAM/GPI
O[82]
ICOCZ
Network synchronous serial port frame.
(output/input)
NSSPTXD/GPIO[8
3]
ICOCZ
Network synchronous serial port transmit/receive.
(output/input)
Signal Name
Type
Description
NSSPRXD/GPIO[8
4]
ICOCZ
Network synchronous serial port transmit/receive.
(output/input)
USB Client Pins
USB_P
IAOAZ
USB client positive.
(bi-directional)
USB_N
IAOAZ
USB client negative pin.
(bi-directional)
AC97 Controller and I2S Controller Pins
BITCLK/GPIO[28
]
ICOCZ
AC97 audio port bit clock.
(input) AC97 clock is generated by Codec 0
and fed into the PXA255 processor and Codec 1.
AC97 audio port bit clock.
(output) AC97 clock is generated by the
PXA255 processor.
I2S bit clock.
(input) I2S clock is generated externally and fed into
PXA255 processor.
I2S bit clock.
(output) I2S clock is generated by the PXA255 porcessor.
SDATA_IN0/GPI
O[29]
ICOCZ
AC97 audio port data in.
(input) Input line for Codec 0.
I2S data in.
(input) Input line for the I2S controller.
SDATA_IN1/GPI
O[32]
ICOCZ
AC97 audio port data in.
(input) Input line for Codec 1.
I2S system clock.
(output) System clock from I2S controller.
SDATA_OUT/GPI
O[30]
ICOCZ
AC97 audio port data out.
(output) Output from the PXA255 processor
to Codecs 0 and 1.
I2S data out.
(output) Output line for the I2S controller.
SYNC/GPIO[31]
ICOCZ
AC97 audio port sync signal.
(output) Frame sync signal for the AC97
controller.
I2S sync.
(output) Frame sync signal for the I2S controller.
nACRESET
OC
AC97 audio port reset signal.
(output)
I2C Controller Pins
SCL
ICOCZ
I2C clock.
(bi-directional)
SDA
ICOCZ
I2C data.
(bi-directional)
PWM Pins
PWM[1:0]/GPIO[1
7:16]
ICOCZ
Pulse width modulation channels 0 and 1.
(outputs)
DMA Pins
DREQ[1:0]/GPIO[
19:20]
ICOCZ
DMA request.
(input) Notifies the DMA controller that an external
device requires a DMA transaction. DREQ[1] is GPIO[19]. DREQ[0] is
GPIO[20]
GPIO Pins
GPIO[1:0]
ICOCZ
General purpose I/O.
Wakeup sources on both rising and falling edges
on nRESET.
GPIO[14:2])
ICOCZ
General purpose I/O.
More wakeup sources for sleep mode.
GPIO[22:21]
ICOCZ
General purpose I/O.
Additional general purpose I/O pins.
Summary of Contents for Mio336i
Page 53: ...52 Mio336i PDA Maintenance Mio336i PDA Maintenance ...
Page 146: ......