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386 SA-1110 Developer’s Manual
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
SFRM
SCLK
RXD4
TXD4
RXD3
TXD3
RXD2
TXD2
RXD1
TXD1
L_BIAS
L_FCLK
L_LCLK
L_PCLK
LDD 7
LDD 6
LDD 5
LDD 4
LDD 3
LDD 2
LDD 1
LDD 0
1 1 1 1 1 1 1 1 1 1 ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ? ?
(Sheet 1 of 2)
Bits Name Description
7..0 LDD 7..0
LCD data pin state.
Read – Current state of LCD data pin returned.
Write – If LCD disabled and pin configured as an output, drive value to LCD data pin.
8L_PCLK
LCD pixel clock pin state.
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.
9 L_LCLK
LCD line clock pin state.
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.
10 L_FCLK
LCD frame clock pin state.
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.
11 L_BIAS
LCD AC bias pin state.
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.
12 TXD1
Serial port 1: UART transmit pin state.
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.
13 RXD1
Serial port 1: UART receive pin state.
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.
14 TXD2
Serial port 2: IPC transmit pin state.
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.
15 RXD2
Serial port 2: IPC receive pin state.
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.
16 TXD3
Serial port 3: UART transmit pin state.
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.
17 RXD3
Serial port 3: UART receive pin state.
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
18 TXD4
Serial port 4: MCP/SSP transmit pin state.
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.