LPC1850 datasheet(42/142 Pages) NXP

42 / 142 page

LPC1850_30_20_10

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Preliminary data sheet

Rev. 2.2 — 9 September 2011

42 of 142

NXP Semiconductors

LPC1850/30/20/10

32-bit ARM Cortex-M3 microcontroller

PC_10

[3]

I; PU -

R — Function reserved.

USB1_ULPI_STP — ULPI link STP signal. Asserted

to end or interrupt transfers to the PHY.

U1_DSR — Data Set Ready input for UART1.

R — Function reserved.

I/O

GPIO6[9] — General purpose digital input/output pin.

R — Function reserved.

T3_MAT3 — Match output 3 of timer 3.

I/O

SD_CMD — SD/MMC command signal.

PC_11

[3]

I; PU -

R — Function reserved.

USB1_ULPI_DIR — ULPI link DIR signal. Controls

the ULP data line direction.

U1_DCD — Data Carrier Detect input for UART1.

R — Function reserved.

I/O

GPIO6[10] — General purpose digital input/output pin.

R — Function reserved.

I/O

SD_DAT4 — SD/MMC data bus line 4.

PC_12

[3]

I; PU -

R — Function reserved.

U1_DTR — Data Terminal Ready output for UART1.

Can also be configured to be an RS-485/EIA-485

output enable signal for UART1.

R — Function reserved.

I/O

GPIO6[11] — General purpose digital input/output pin.

R — Function reserved.

I/O

I2S0_TX_SDA — I2S transmit data. It is driven by the

transmitter and read by the receiver. Corresponds to

the signal SD in the I2S-bus specification.

I/O

SD_DAT5 — SD/MMC data bus line 5.

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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