LPC4350 datasheet(11/145 Pages) NXP

11 / 145 page

LPC4350_30_20_10

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Objective data sheet

Rev. 2.1 — 23 September 2011

11 of 145

NXP Semiconductors

LPC4350/30/20/10

32-bit ARM Cortex-M4/M0 microcontroller

P1_5

[3]

I; PU I/O

GPIO1[8] — General purpose digital input/output pin.

CTOUT_10 — SCT output 10. Match output 2 of

timer 2.

R — Function reserved.

EMC_CS0 — LOW active Chip Select 0 signal.

USB0_PWR_FAULT — Port power fault signal

indicating overcurrent condition; this signal monitors

over-current on the USB bus (external circuitry

required to detect over-current condition).

I/O

SSP1_SSEL — Slave Select for SSP1.

I/O

SGPIO15 — General purpose digital input/output pin.

SD_POW — <tbd>.

P1_6

[3]

I; PU I/O

GPIO1[9] — General purpose digital input/output pin.

CTIN_5 — SCT input 5. Capture input 2 of timer 2.

R — Function reserved.

EMC_WE — LOW active Write Enable signal.

R — Function reserved.

I/O

SGPIO14 — General purpose digital input/output pin.

I/O

SD_CMD — SD/MMC command signal.

P1_7

[3]

I; PU I/O

GPIO1[0] — General purpose digital input/output pin.

U1_DSR — Data Set Ready input for UART1.

CTOUT_13 — SCT output 13. Match output 1 of

timer 3.

I/O

EMC_D0 — External memory data line 0.

USB0_PWR_EN — VBUS drive signal (towards

external charge pump or power management unit);

indicates that Vbus must be driven (active high).

R — Function reserved.

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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