UM11029
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© NXP Semiconductors N.V. 2017. All rights reserved.
User manual
Rev. 1.0 — 16 June 2017
133 of 515
NXP Semiconductors
UM11029
Chapter 10: LPC84x Switch matrix (SWM)
10.5 Register description
Table 179. Register overview: Switch matrix (base address 0x4000 C000)
Name
Access
Offset
Description
Reset value
Reference
PINASSIGN0
R/W
0x000
Pin assign register 0. Assign movable
functions U0_TXD, U0_RXD, U0_RTS,
U0_CTS.
0xFFFF FFFF
PINASSIGN1
R/W
0x004
Pin assign register 1. Assign movable
functions U0_SCLK, U1_TXD, U1_RXD,
U1_RTS.
0xFFFF FFFF
PINASSIGN2
R/W
0x008
Pin assign register 2. Assign movable
functions U1_CTS, U1_SCLK, U2_TXD,
U2_RXD.
0xFFFF FFFF
PINASSIGN3
R/W
0x00C
Pin assign register 3. Assign movable
function U2_RTS, U2_CTS, U2_SCLK,
SPI0_SCK.
0xFFFF FFFF
PINASSIGN4
R/W
0x010
Pin assign register 4. Assign movable
functions SPI0_MOSI, SPI0_MISO,
SPI0_SSEL0, SPI0_SSEL1.
0xFFFF FFFF
PINASSIGN5
R/W
0x014
Pin assign register 5. Assign movable
functions SPI0_SSEL2, SPI0_SSEL3,
SPI1_SCK, SPI1_MOSI
0xFFFF FFFF
PINASSIGN6
R/W 0x018
Pin
assign
register 6. Assign movable
functions SPI1_MISO, SPI1_SSEL0,
SPI1_SSEL1, SCT0_IN0.
0xFFFF FFFF
PINASSIGN7
R/W 0x01C
Pin
assign
register 7. Assign movable
functions SCT_IN1, SCT_IN2, SCT_IN3,
SCT_OUT0.
0xFFFF FFFF
PINASSIGN8
R/W 0x020
Pin
assign
register 8. Assign movable
functions SCT_OUT1, SCT_OUT2,
SCT_OUT3, SCT_OUT4.
0xFFFF FFFF
PINASSIGN9
R/W 0x024
Pin
assign
register 9. Assign movable
functions SCT_OUT5, SCT_OUT6,
I2C1_SDA, I2C1_SCL, I2C2_SDA.
0xFFFF FFFF
PINASSIGN10
R/W 0x028
Pin
assign
register 10. Assign movable
functions I2C2_SDA, I2C2_SCL, I2C3_SDA,
I2C3_SCL
0xFFFF FFFF
PINASSIGN11
R/W 0x02C
Pin
assign
register 11. Assign movable
functions COMP0_OUT, CLKOUT,
GPIO_INT_BMAT, UART3_TXD
0xFFFF FFFF
PINASSIGN12
R/W 0x030
Pin
assign
register 12. Assign movable
functions UART3_RXD, UART3_SCLK,
UART4_TXD, UART4_RXD.
0xFFFF FFFF