SA1110 Datasheet, PDF (351/406 Pages) Intel Corporation – Intel StrongARM SA-1110 Microprocessor

Peripheral Control Module
0h 9006 0004
PPC Pin State Register: PPSR
Read/Write
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Reserved
00000000000000000000000000000000
(Sheet 1 of 2)
Bits
Name
Description
LCD data pin state.
7..0
LDD 7..0 _{Read – Current state of LCD data pin returned.}
Write – If LCD disabled and pin configured as an output, drive value to LCD data pin.
LCD pixel clock pin state.
8
L_PCLK _{Read – Current state of LCD pixel clock pin returned.}
Write – If LCD disabled and pin configured as an output, drive value to LCD pixel clock pin.
LCD line clock pin state.
9
L_LCLK _{Read – Current state of LCD line clock pin returned.}
Write – If LCD disabled and pin configured as an output, drive value to LCD line clock pin.
LCD frame clock pin state.
10
L_FCLK _{Read – Current state of LCD frame clock pin returned.}
Write – If LCD disabled and pin configured as an output, drive value to LCD frame clock pin.
LCD AC bias pin state.
11
L_BIAS _{Read – Current state of LCD AC bias pin returned.}
Write – If LCD disabled and pin configured as an output, drive value to LCD AC bias pin.
Serial port 1: UART transmit pin state.
12
TXD1
Read – Current state of serial port 1 transmit pin returned.
Write – If serial port 1 transmitter disabled and pin configured as an output, drive value to
transmit pin.
Serial port 1: UART receive pin state.
13
RXD1 ^{Read – Current state of serial port 1 receive pin returned.}
Write – If serial port 1 receiver disabled and pin configured as an output, drive value to
receive pin.
Serial port 2: IPC transmit pin state.
14
TXD2
Read – Current state of serial port 1 transmit pin returned.
Write – If serial port 2 transmitter disabled and pin configured as an output, drive value to
transmit pin.
Serial port 2: IPC receive pin state.
15
RXD2 ^{Read – Current state of serial port 2 receive pin returned.}
Write – If serial port 2 receiver disabled and pin configured as an output, drive value to
receive pin.
Serial port 3: UART transmit pin state.
16
TXD3
Read – Current state of serial port 3 transmit pin returned.
Write – If serial port 3 transmitter disabled and pin configured as an output, drive value to
transmit pin.
Serial port 3: UART receive pin state.
17
RXD3 ^{Read – Current state of serial port 3 receive pin returned.}
Write – If serial port 3 receive disabled and pin configured as an output, drive value to
receive pin
Serial port 4: MCP/SSP transmit pin state.
18
TXD4
Read – Current state of serial port 4 transmit pin returned.
Write – If serial port 4 transmitter disabled and pin configured as an output, drive value to
transmit pin.
SA-1110 Developer’s Manual
11-171