LPC1766_0.02
© NXP B.V. 2008. All rights reserved.
Objective data sheet
Rev. 00.02 — 12 August 2008
8 of 70
NXP Semiconductors
LPC1766
Fast communication chip
P0[17]/CTS1/
MISO0/MISO
61[1]
I/O
P0[17] — General purpose digital input/output pin.
I
CTS1 — Clear to Send input for UART1.
I/O
MISO0 — Master In Slave Out for SSP0.
I/O
MISO — Master In Slave Out for SPI.
P0[18]/DCD1/
MOSI0/MOSI
60[1]
I/O
P0[18] — General purpose digital input/output pin.
I
DCD1 — Data Carrier Detect input for UART1.
I/O
MOSI0 — Master Out Slave In for SSP0.
I/O
MOSI — Master Out Slave In for SPI.
P0[19]/DSR1/
SDA1
59[1]
I/O
P0[19] — General purpose digital input/output pin.
I
DSR1 — Data Set Ready input for UART1.
I/O
SDA1 — I2C1 data input/output (this is not an I2C-bus compliant open-drain pin).
P0[20]/DTR1/SCL1 58[1]
I/O
P0[20] — General purpose digital input/output pin.
O
DTR1 — Data Terminal Ready output for UART1.
I/O
SCL1 — I2C1 clock input/output (this is not an I2C-bus compliant open-drain pin).
P0[21]/RI1/RD1
57[1]
I/O
P0[21] — General purpose digital input/output pin.
I
RI1 — Ring Indicator input for UART1.
I
RD1 — CAN1 receiver input.
P0[22]/RTS1/TD1
56[1]
I/O
P0[22] — General purpose digital input/output pin.
O
RTS1 — Request to Send output for UART1.
O
TD1 — CAN1 transmitter output.
P0[23]/AD0[0]/
I2SRX_CLK/
CAP3[0]
9[2]
I/O
P0[23] — General purpose digital input/output pin.
I
AD0[0] — A/D converter 0, input 0.
I/O
I2SRX_CLK — Receive Clock. It is driven by the master and received by the
slave. Corresponds to the signal SCK in the I2S-bus specification.
I
CAP3[0] — Capture input for Timer 3, channel 0.
P0[24]/AD0[1]/
I2SRX_WS/
CAP3[1]
8[2]
I/O
P0[24] — General purpose digital input/output pin.
I
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.
I
CAP3[1] — Capture input for Timer 3, channel 1.
P0[25]/AD0[2]/
I2SRX_SDA/
TXD3
7[2]
I/O
P0[25] — General purpose digital input/output pin.
I
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.
O
TXD3 — Transmitter output for UART3.
P0[26]/AD0[3]/
AOUT/RXD3
6[3]
I/O
P0[26] — General purpose digital input/output pin.
I
AD0[3] — A/D converter 0, input 3.
O
AOUT — D/A converter output.
I
RXD3 — Receiver input for UART3.
P0[27]/SDA0/
USB_SDA
25[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).
I/O
USB_SDA — USB port I2C serial data (OTG transceiver).
Table 3.
Pin description …continued
Symbol
Pin
Type
Description
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