LPC1786 datasheet(18/117 Pages) NXP

18 / 117 page

LPC178X_7X

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Objective data sheet

Rev. 2 — 27 May 2011

18 of 117

NXP Semiconductors

LPC178x/7x

32-bit ARM Cortex-M3 microcontroller

P1[11]

163

A14

A12

[3]

I/O

P1[11] — General purpose digital input/output pin.

ENET_RXD2 — Ethernet Receive Data 2 (MII interface).

I/O

SD_DAT[2] — Data line 2 for SD card interface.

PWM0[6] — Pulse Width Modulator 0, output 6.

P1[12]

157

A16

A14

[3]

I/O

P1[12] — General purpose digital input/output pin.

ENET_RXD3 — Ethernet Receive Data (MII interface).

I/O

SD_DAT[3] — Data line 3 for SD card interface.

PWM0_CAP0 — Capture input for PWM0, channel 0.

P1[13]

147

D16

D14

[3]

I/O

P1[13] — General purpose digital input/output pin.

ENET_RX_DV — Ethernet Receive Data Valid (MII interface).

P1[14]

184

128

[3]

I/O

P1[14] — General purpose digital input/output pin.

ENET_RX_ER — Ethernet receive error (RMII/MII interface).

R — Function reserved.

T2_CAP0 — Capture input for Timer 2, channel 0.

P1[15]

182

126

[3]

I/O

P1[15] — General purpose digital input/output pin.

ENET_RX_CLK (ENET_REF_CLK) — Ethernet Receive Clock

(MII interface) or Ethernet Reference Clock (RMII interface).

R — Function reserved.

I/O

I2C2_SDA — I2C2 data input/output (this pin does not use a

specialized I2C pad).

P1[16]

180

D10

125

[3]

I/O

P1[16] — General purpose digital input/output pin.

ENET_MDC — Ethernet MIIM clock.

I2S_TX_MCLK — I2S transmit master clock.

P1[17]

178

123

[3]

I/O

P1[17] — General purpose digital input/output pin.

I/O

ENET_MDIO — Ethernet MIIM data input and output.

I2S_RX_MCLK — I2S receive master clock.

P1[18]

[3]

I/O

P1[18] — General purpose digital input/output pin.

USB_UP_LED1 — USB port 1 GoodLink LED indicator. It is

LOW when device is configured (non-control endpoints

enabled). It is HIGH when the device is not configured or during

global suspend.

PWM1[1] — Pulse Width Modulator 1, channel 1 output.

T1_CAP0 — Capture input for Timer 1, channel 0.

R — Function reserved.

I/O

SSP1_MISO — Master In Slave Out for SSP1.

Table 3.

Pin description …continued

Not all functions are available on all parts. See Table 2 (Ethernet, USB, LCD, QEI, SD/MMC, DAC pins) and Table 7 (EMC

pins).

Symbol

Description

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