Product data
LPC3130_3131 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2012. All rights reserved.
Product data sheet Rev. 2 — 29 May 2012 8 of 67
NXP Semiconductors
LPC3130/3131
Low-cost, low-power ARM926EJ-S microcontrollers
Serial Peripheral Interface
SPI_CS_OUT0
[4]
A7 SUP3 DO O DIO4 SPI Chip Select Output (Master)
SPI_SCK
[4]
A8 SUP3 DIO I DIO4 SPI Clock Input (Slave) / Clock Output
(Master)
SPI_MISO
[4]
C8 SUP3 DIO I DIO4 SPI Data Input (Master) / Data Output (Slave)
SPI_MOSI
[4]
B7 SUP3 DIO I DIO4 SPI Data Output (Master) / Data Input (Slave)
SPI_CS_IN
[4]
B8 SUP3 DI I DIO4 SPI Chip Select Input (Slave)
Digital power supply
VDDI H3;
L7;
L12;
C12;
C6;
A9;
C9
SUP1 Supply - CS2 Digital Core Supply
VSSI A11;
C7;
D12;
G4;
L6;
L11
Ground - CG2 Digital Core Ground
Peripheral power supply
VDDE_IOA B2;
E5;
F5;
G5;
H5
SUP4 Supply - PS1 Peripheral supply for NAND flash interface
VDDE_IOB L4;
M5;
M7;
M9
SUP8 Supply - PS1 Peripheral supply for SDRAM/LCD
VDDE_IOC C13;
D5;
D7;
E8;
G12;
L10;
K11
SUP3 Supply - PS1 Peripheral supply
VSSE_IOA C3;
C4;
E4;
F4;
H4;
K3
Ground - PG1
Table 4. Pin description
Pin names with prefix m are multiplexed pins. See Table 10
for pin function selection of multiplexed pins.
Pin name BGA
ball
Digital
I/O
level
[1]
Application
function
Pin
state
after
reset
[2]
Cell type
[3]
Description