LPC1850 datasheet(18/84 Pages) NXP

18 / 84 page

LPC1850_30_20_10

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Objective data sheet

Rev. 1 — 3 January 2011

18 of 84

NXP Semiconductors

LPC1850/30/20/10

32-bit ARM Cortex-M3 microcontroller

P9_3[2]

I; PU

I/O

GPIO4[15] — General purpose digital input/output pin.

MCOA0 — Motor control PWM channel 0, output A.

USB1_IND1 — USB1 Port indicator LED control output 1.

-n.c.

P9_4[2]

N10

<tbd>

n.c.

MCOB0 — Motor control PWM channel 0, output B.

USB1_IND0 — USB1 Port indicator LED control output 0.

-n.c.

P9_5[2]

<tbd>

n.c.

MCOA1 — Motor control PWM channel 1, output A.

USB1_VBUS_EN — USB1 VBUS power enable.

-n.c.

P9_6[2]

L11

I; PU

I/O

GPIO4[11] — General purpose digital input/output pin.

MCOB1 — Motor control PWM channel 1, output B.

USB1_PWR_FAULT — USB1 Port power fault signal indicating over-current

condition; this signal monitors over-current on the USB1 bus (external

circuitry required to detect over-current condition).

-n.c.

PA_0[2]

L12

<tbd>

n.c.

SPIFI_SCK — Serial clock for SPIFI.

-n.c.

PA_1[2]

J14

I; PU

I/O

GPIO4[8] — General purpose digital input/output pin.

QEI_IDX — Quadrature Encoder Interface INDEX input.

-n.c.

PA_2[2]

K15

I; PU

I/O

GPIO4[9] — General purpose digital input/output pin.

QEI_PHB — Quadrature Encoder Interface PHB input.

-n.c.

PA_3[2]

H11

I; PU

I/O

GPIO4[10] — General purpose digital input/output pin.

QEI_PHA — Quadrature Encoder Interface PHA input.

-n.c.

I/O

SPIFI_SIO3 — I/O lane 3 for SPIFI.

PA_4[2]

G13

<tbd>

n.c.

CTOUT_9 — SCT output 9. Match output 1 of timer 2.

-n.c.

I/O

EXTBUS_A23 — External memory address line 23.

Table 3.

Pin description …continued

Symbol

Reset

state

[1]

Type Description

LPC1850 Datasheet(PDF) 18 Page - NXP Semiconductors

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