Datasheet
LPC2470 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 4.1 — 16 October 2013 9 of 91
NXP Semiconductors
LPC2470
Flashless 16-bit/32-bit microcontroller
6.2 Pin description
Table 4. Pin description
Symbol Pin Ball Type Description
P0[0] to P0[31] I/O Port 0: Port 0 is a 32-bit I/O port with individual direction controls for each
bit. The operation of port 0 pins depends upon the pin function selected
via the pin connect block.
P0[0]/RD1/TXD3/
SDA1
94
[1]
U15
[1]
I/O P0[0] — General purpose digital input/output pin.
I RD1 — CAN1 receiver input.
O TXD3 — Transmitter output for UART3.
I/O SDA1 — I
2
C1 data input/output (this is not an open-drain pin).
P0[1]/TD1/RXD3/
SCL1
96
[1]
T14
[1]
I/O P0[1] — General purpose digital input/output pin.
O TD1 — CAN1 transmitter output.
I RXD3 — Receiver input for UART3.
I/O SCL1 — I
2
C1 clock input/output (this is not an open-drain pin).
P0[2]/TXD0 202
[1]
C4
[1]
I/O P0[2] — General purpose digital input/output pin.
O TXD0 — Transmitter output for UART0.
P0[3]/RXD0 204
[1]
D6
[1]
I/O P0[3] — General purpose digital input/output pin.
I RXD0 — Receiver input for UART0.
P0[4]/I2SRX_CLK/
LCDVD[0]/RD2/
CAP2[0]
168
[1]
B12
[1]
I/O P0[4] — General purpose digital input/output pin.
I/O I2SRX_CLK — I
2
S Receive clock. It is driven by the master and received
by the slave. Corresponds to the signal SCK in the I
2
S-bus
specification.
[2]
O LCDVD[0] — LCD data.
[2]
I RD2 — CAN2 receiver input.
I CAP2[0] — Capture input for Timer 2, channel 0.
P0[5]/I2SRX_WS/
LCDVD[1]/TD2/
CAP2[1]
166
[1]
C12
[1]
I/O P0[5] — General purpose digital input/output pin.
I/O I2SRX_WS — I
2
S Receive word select. It is driven by the master and
received by the slave. Corresponds to the signal WS in the I
2
S-bus
specification.
[2]
O LCDVD[1] — LCD data.
[2]
O TD2 — CAN2 transmitter output.
I CAP2[1] — Capture input for Timer 2, channel 1.
P0[6]/I2SRX_SDA/
LCDVD[8]/
SSEL1/MAT2[0]
164
[1]
D13
[1]
I/O P0[6] — General purpose digital input/output pin.
I/O I2SRX_SDA — I
2
S Receive data. It is driven by the transmitter and read
by the receiver. Corresponds to the signal SD in the I
2
S-bus
specification.
[2]
O LCDVD[8] — LCD data.
[2]
I/O SSEL1 — Slave Select for SSP1.
O MAT2[0] — Match output for Timer 2, channel 0.