LPC2377 datasheet(8/55 Pages) NXP

8 / 55 page

LPC2377_78_4

Product data sheet

Rev. 04 — 19 November 2008

8 of 55

NXP Semiconductors

LPC2377/78

Single-chip 16-bit/32-bit microcontroller

P0[24]/AD0[1]/

I2SRX_WS/

CAP3[1]

11[3]

I/O

P0[24] — General purpose digital input/output pin.

AD0[1] — A/D converter 0, input 1.

I/O

I2SRX_WS — Receive Word Select. It is driven by the master and received by the

slave. Corresponds to the signal WS in the

I2S-bus speciﬁcation.

CAP3[1] — Capture input for Timer 3, channel 1.

P0[25]/AD0[2]/

I2SRX_SDA/

TXD3

10[2]

I/O

P0[25] — General purpose digital input/output pin.

AD0[2] — A/D converter 0, input 2.

I/O

I2SRX_SDA — Receive data. It is driven by the transmitter and read by the receiver.

Corresponds to the signal SD in the

I2S-bus speciﬁcation.

TXD3 — Transmitter output for UART3.

P0[26]/AD0[3]/

AOUT/RXD3

8[2]

I/O

P0[26] — General purpose digital input/output pin.

AD0[3] — A/D converter 0, input 3.

AOUT — D/A converter output.

RXD3 — Receiver input for UART3.

P0[27]/SDA0

35[4]

I/O

P0[27] — General purpose digital input/output pin. Output is open-drain.

I/O

SDA0 — I2C0 data input/output. Open-drain output (for I2C-bus compliance).

P0[28]/SCL0

34[4]

I/O

P0[28] — General purpose digital input/output pin. Output is open-drain.

I/O

SCL0 — I2C0 clock input/output. Open-drain output (for I2C-bus compliance).

P0[29]/USB_D+1

42[5]

I/O

P0[29] — General purpose digital input/output pin.

I/O

USB_D+1 — USB1 port bidirectional D+ line. (LPC2378 only)

P0[30]/USB_D

−143[5]

I/O

P0[30] — General purpose digital input/output pin.

I/O

USB_D

−1 — USB1 port bidirectional D− line. (LPC2378 only)

P0[31]/USB_D+2

36[5]

I/O

P0[31] — General purpose digital input/output pin.

I/O

USB_D+2 — USB2 port bidirectional D+ line. (LPC2378 only)

P1[0] to P1[31]

I/O

Port 1: Port 1 is a 32-bit I/O port with individual direction controls for each bit. The

operation of port 1 pins depends upon the pin function selected via the pin connect

block. Pins 2, 3, 5, 6, 7, 11, 12, and 13 of this port are not available.

P1[0]/

ENET_TXD0

136[1]

I/O

P1[0] — General purpose digital input/output pin.

ENET_TXD0 — Ethernet transmit data 0.

P1[1]/

ENET_TXD1

135[1]

I/O

P1[1] — General purpose digital input/output pin.

ENET_TXD1 — Ethernet transmit data 1.

P1[4]/

ENET_TX_EN

133[1]

I/O

P1[4] — General purpose digital input/output pin.

ENET_TX_EN — Ethernet transmit data enable.

P1[8]/

ENET_CRS

132[1]

I/O

P1[8] — General purpose digital input/output pin.

ENET_CRS — Ethernet carrier sense.

P1[9]/

ENET_RXD0

131[1]

I/O

P1[9] — General purpose digital input/output pin.

ENET_RXD0 — Ethernet receive data.

P1[10]/

ENET_RXD1

129[1]

I/O

P1[10] — General purpose digital input/output pin.

ENET_RXD1 — Ethernet receive data.

P1[14]/

ENET_RX_ER

128[1]

I/O

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

ENET_RX_ER — Ethernet receive error.

Table 3.

Pin description …continued

Symbol

Type

Description

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