UM10237_2 © NXP B.V. 2008. All rights reserved.
User manual Rev. 02 — 19 December 2008 126 o f 792
NXP Semiconductors UM10237
Chapter 8: LPC24XX Pin configuration
P0[23]/AD0[0]/
I2SRX_CLK/
CAP3[0]
F5[2] I/O P0[23] — General purpose digital input/output pin.
IAD0[0] — A/D converter 0, input 0.
I/O I2SRX_CLK — Receive Clock. It is driven by the master and received by the
slave. Corresponds to the signal SCK in the I2S-bus specification.
ICAP3[0] — Capture input for Timer 3, channel 0.
P0[24]/AD0[1]/
I2SRX_WS/
CAP3[1]
E1[2] I/O P0[24] — General purpose digital input/output pin.
IAD0[1] — A/D converter 0, input 1.
I/O I2SRX_WS — Receive Word Select. It is driven by the master and received by
the slave. Corresponds to the signal WS in the I2S-bus specification.
ICAP3[1] — Capture input for Timer 3, channel 1.
P0[25]/AD0[2]/
I2SRX_SDA/
TXD3
E4[2] I/O P0[25] — General purpose digital input/output pin.
IAD0[2] — A/D converter 0, input 2.
I/O I2SRX_SDA — Receive data. It is driven by the transmitter and read by the
receiver. Corresponds to the signal SD in the I2S-bus specification.
OTXD3 — Transmitter output for UART3.
P0[26]/AD0[3]/
AOUT/RXD3 D1[2][3] I/O P0[26] — General purpose digital input/output pin.
IAD0[3] — A/D converter 0, input 3.
OAOUT — D/A converter output.
IRXD3 — Receiver input for UART3.
P0[27]/SDA0 L3[4] I/O P0[27] — General purpose digital input/output pin. Output is open-drain.
I/O SDA0 — I2C0 data input/output. Open-drain output (for I2C-bus compliance).
P0[28]/SCL0 M1[4] I/O P0[28] — General purpose digital input/output pin. Output is open-drain.
I/O SCL0 — I2C0 clock input/output. Open-drain output (for I2C-bus compliance).
P0[29]/USB_D+1 K5[5] I/O P0[29] — General purpose digital input/output pin.
I/O USB_D+1 — USB port 1 bidirectional D+ line.
P0[30]/USB_D−1N4
[5] I/O P0[30] — General purpose digital input/output pin.
I/O USB_D−1 — USB port 1 bidirectional D− line.
P0[31]/USB_D+2 N1[5] I/O P0[31] — General purpose digital input/output pin.
I/O USB_D+2 — USB port 2 bidirectional D+ line.
P1[0] to P1[31] I/O Port 1: Port 1 is a 32 bit I/O port with individual direction controls for each bit. The
operation of port 1 pins depends upon the pin function selected via the Pin
Connect block.
P1[0]/
ENET_TXD0 B5[1] I/O P1[0] — General purpose digital input/output pin.
OENET_TXD0 — Ethernet transmit data 0 (RMII/MII interface).
P1[1]/
ENET_TXD1 A5[1] I/O P1[1] — General purpose digital input/output pin.
OENET_TXD1 — Ethernet transmit data 1 (RMII/MII interface).
P1[2]/
ENET_TXD2/
MCICLK/
PWM0[1]
B7[1] I/O P1[2] — General purpose digital input/output pin.
OENET_TXD2 — Ethernet transmit data 2 (MII interface).
OMCICLK — Clock output line for SD/MMC interface.
OPWM0[1] — Pulse Width Modulator 0, output 1.
Table 120. Pin de scr iption …continued
Symbol Ball Type Description