LPC4350 datasheet(15/145 Pages) NXP

15 / 145 page

LPC4350_30_20_10

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Objective data sheet

Rev. 2.1 — 23 September 2011

15 of 145

NXP Semiconductors

LPC4350/30/20/10

32-bit ARM Cortex-M4/M0 microcontroller

P1_19

M11

[3]

I; PU I

ENET_TX_CLK (ENET_REF_CLK) — Ethernet

Transmit Clock (MII interface) or Ethernet Reference

Clock (RMII interface).

I/O

SSP1_SCK — Serial clock for SSP1.

R — Function reserved.

CLKOUT — Clock output pin.

R — Function reserved.

I2S0_RX_MCLK — I2S receive master clock.

I/O

I2S1_TX_SCK — Receive Clock. It is driven by the

master and received by the slave. Corresponds to the

signal SCK in the I2S-bus specification.

P1_20

M10

K10

100 70

[3]

I; PU I/O

GPIO0[15] — General purpose digital input/output

pin.

I/O

SSP1_SSEL — Slave Select for SSP1.

R — Function reserved.

ENET_TXD1 — Ethernet transmit data 1 (RMII/MII

interface).

T0_CAP2 — Capture input 2 of timer 0.

R — Function reserved.

I/O

SGPIO13 — General purpose digital input/output pin.

R — Function reserved.

P2_0

T16

G10 108 75

[3]

I; PU I/O

SGPIO4 — General purpose digital input/output pin.

U0_TXD — Transmitter output for USART0.

I/O

EMC_A13 — External memory address line 13.

USB0_PWR_EN — VBUS drive signal (towards

external charge pump or power management unit);

indicates that Vbus must be driven (active high).

I/O

GPIO5[0] — General purpose digital input/output pin.

R — Function reserved.

T3_CAP0 — Capture input 0 of timer 3.

ENET_MDC — Ethernet MIIM clock.

Table 3.

Pin description …continued

LCD, Ethernet, USB0, and USB1 functions are not available on all parts. See Table 2.

Symbol

Description

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