Table of Contents
Advertisement
2.2.10 IrDA interface signals
Signal name
IRDIN/RxD2
IRDOUT/TxD2
2.2.11 General-purpose I/O signals
Signal name
GPIO(31:25)
GPIO(24:16)
GPIO15/FPD7/CD2#
GPIO14/FPD6/CD1#
GPIO13/FPD5
GPIO12/FPD4
GPIO11/PCS1#
GPIO10/FRM/SYSCLK
GPIO9/CTS2#
GPIO8/DSR2#
GPIO7/DTR2#
GPIO6/RTS2#
GPIO5/DCD2#
GPIO4
GPIO3/PCS0#
GPIO2/SCK
GPIO1/SO
GPIO0/SI
58
CHAPTER 2 PIN FUNCTIONS
I/O
Input
IrDA receive data input or serial channel 2 receive data input.
Connect this pin to GND (digital) via resistor when an IrDA receive component is
connected.
Output
IrDA transmit data output or serial channel 2 transmit data output.
I/O
I/O
See 2.2.9 Serial interface channel 1 signals in this section
I/O
See 2.2.1 System bus interface signals in this section.
I/O
General-purpose I/O, LCD screen data output, or CompactFlash card detect 2 input.
I/O
General-purpose I/O, LCD screen data output, or CompactFlash card detect 1 input.
I/O
General-purpose I/O or LCD screen data output.
I/O
General-purpose I/O or LCD screen data output.
I/O
General-purpose I/O or programmable chip select 1.
I/O
General-purpose I/O, serial frame input for clocked serial interface, or external bus
system clock output.
I/O
General-purpose I/O or serial channel 2 clear to send output.
I/O
General-purpose I/O or serial channel 2 data set ready input.
I/O
General-purpose I/O or serial channel 2 data terminal ready input.
I/O
General-purpose I/O or serial channel 2 request to send output.
I/O
General-purpose I/O or serial channel 2 data carrier detect input.
I/O
General-purpose I/O.
I/O
General-purpose I/O or programmable chip select 0.
I/O
General-purpose I/O or serial clock input for clocked serial interface.
I/O
General-purpose I/O or serial data output signal for clocked serial interface.
I/O
General-purpose I/O or serial data input signal for clocked serial interface.
User's Manual U14272EJ3V0UM
Description of function
Description of function
Advertisement
Table of Contents
