
PXA250 and PXA210
—
Electrical, Mechanical, and Thermal Specification
22
Datasheet
Standard UART and ICP Pins
IRRXD/
GPIO[46]
ICOCZ
IrDA receive signal.
(input) Receive pin for the FIR function.
Standard UART receive.
(input)
IRTXD/
GPIO[47]
ICOCZ
IrDA transmit signal.
(output) Transmit pin for the Standard UART, SIR and FIR
functions.
Standard UART transmit.
(output)
MMC Controller Pins
MMCMD
ICOCZ
Multimedia Card Command.
(bidirectional)
MMDAT
ICOCZ
Multimedia Card Data.
(bidirectional)
GPIO[53]
ICOCZ
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 0.
(output) Chip select 0 for the MMC Controller.
L_DD[10]/
GPIO[68]
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[69]
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)
MMC chip select 0.
(output) Chip select 0 for the MMC Controller.
FFTXD/
GPIO[39]
ICOCZ
Full Function UART Transmit.
(output)
MMC chip select 1.
(output) Chip select 1 for the MMC Controller.
SSP Pins
SSPSCLK/
GPIO[23]
ICOCZ
Synchronous Serial Port Clock.
(output)
SSPSFRM/
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/
GPIO[27]
ICOCZ
Synchronous Serial Port External Clock.
(input)
USB Client Pins
USB_P
IAOAZ
USB Client Positive.
(bidirectional)
USB_N
IAOAZ
USB Client Negative pin.
(bidirectional)
Table 4. Pin and Signal Descriptions for the PXA210 Applications Processor (Sheet 4 of 7)
Pin Name
Type
Signal Descriptions