LPC2364_65_66_67_68 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 7.1 — 16 October 2013 10 of 69
NXP Semiconductors
LPC2364/65/66/67/68
Single-chip 16-bit/32-bit microcontrollers
6.2 Pin description
Table 4. Pin description
Symbol Pin Ball Type Description
P0[0] to P0[31] I/O Port 0: Port 0 is a 32-bit I/O port with individual direction controls for each
bit. The operation of Port 0 pins depends upon the pin function selected via
the pin connect block. Pins 12, 13, 14, and 31 of this port are not available.
P0[0]/RD1/TXD3/
SDA1
46
[1]
K8
[1]
I/O P0[0] — General purpose digital input/output pin.
I RD1 — CAN1 receiver input. (LPC2364/66/68 only)
O TXD3 — Transmitter output for UART3.
I/O SDA1 — I
2
C1 data input/output (this is not an open-drain pin).
P0[1]/TD1/RXD3/
SCL1
47
[1]
J8
[1]
I/O P0[1] — General purpose digital input/output pin.
O TD1 — CAN1 transmitter output. (LPC2364/66/68 only)
I RXD3 — Receiver input for UART3.
I/O SCL1 — I
2
C1 clock input/output (this is not an open-drain pin).
P0[2]/TXD0 98
[1]
C4
[1]
I/O P0[2] — General purpose digital input/output pin.
O TXD0 — Transmitter output for UART0.
P0[3]/RXD0 99
[1]
A2
[1]
I/O P0[3] — General purpose digital input/output pin.
I RXD0 — Receiver input for UART0.
P0[4]/
I2SRX_CLK/
RD2/CAP2[0]
81
[1]
A8
[1]
I/O P0[4] — General purpose digital input/output pin.
I/O I2SRX_CLK — Receive Clock. It is driven by the master and received by
the slave. Corresponds to the signal SCK in the I
2
S-bus specification.
I RD2 — CAN2 receiver input. (LPC2364/66/68 only)
I CAP2[0] — Capture input for Timer 2, channel 0.
P0[5]/
I2SRX_WS/
TD2/CAP2[1]
80
[1]
D7
[1]
I/O P0[5] — General purpose digital input/output pin.
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 I
2
S-bus specification.
O TD2 — CAN2 transmitter output. (LPC2364/66/68 only)
I CAP2[1] — Capture input for Timer 2, channel 1.
P0[6]/
I2SRX_SDA/
SSEL1/MAT2[0]
79
[1]
B8
[1]
I/O P0[6] — General purpose digital input/output pin.
I/O I2SRX_SDA — Receive data. It is driven by the transmitter and read by the
receiver. Corresponds to the signal SD in the I
2
S-bus specification.
I/O SSEL1 — Slave Select for SSP1.
O MAT2[0] — Match output for Timer 2, channel 0.
P0[7]/
I2STX_CLK/
SCK1/MAT2[1]
78
[1]
A9
[1]
I/O P0[7] — General purpose digital input/output pin.
I/O I2STX_CLK — Transmit Clock. It is driven by the master and received by
the slave. Corresponds to the signal SCK in the I
2
S-bus specification.
I/O SCK1 — Serial Clock for SSP1.
O MAT2[1] — Match output for Timer 2, channel 1.
P0[8]/
I2STX_WS/
MISO1/MAT2[2]
77
[1]
C8
[1]
I/O P0[8] — General purpose digital input/output pin.
I/O I2STX_WS — Transmit Word Select. It is driven by the master and
received by the slave. Corresponds to the signal WS in the I
2
S-bus
specification.
I/O MISO1 — Master In Slave Out for SSP1.
O MAT2[2] — Match output for Timer 2, channel 2.
LPC2364_65_66_67_68 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 7.1 — 16 October 2013 11 of 69
NXP Semiconductors
LPC2364/65/66/67/68
Single-chip 16-bit/32-bit microcontrollers
P0[9]/
I2STX_SDA/
MOSI1/MAT2[3]
76
[1]
A10
[1]
I/O P0[9] — General purpose digital input/output pin.
I/O I2STX_SDA — Transmit data. It is driven by the transmitter and read by the
receiver. Corresponds to the signal SD in the I
2
S-bus specification.
I/O MOSI1 — Master Out Slave In for SSP1.
O MAT2[3] — Match output for Timer 2, channel 3.
P0[10]/TXD2/
SDA2/MAT3[0]
48
[1]
H7
[1]
I/O P0[10] — General purpose digital input/output pin.
O TXD2 — Transmitter output for UART2.
I/O SDA2 — I
2
C2 data input/output (this is not an open-drain pin).
O MAT3[0] — Match output for Timer 3, channel 0.
P0[11]/RXD2/
SCL2/MAT3[1]
49
[1]
K9
[1]
I/O P0[11] — General purpose digital input/output pin.
I RXD2 — Receiver input for UART2.
I/O SCL2 — I
2
C2 clock input/output (this is not an open-drain pin).
O MAT3[1] — Match output for Timer 3, channel 1.
P0[15]/TXD1/
SCK0/SCK
62
[1]
F10
[1]
I/O P0[15] — General purpose digital input/output pin.
O TXD1 — Transmitter output for UART1.
I/O SCK0 — Serial clock for SSP0.
I/O SCK — Serial clock for SPI.
P0[16]/RXD1/
SSEL0/SSEL
63
[1]
F8
[1]
I/O P0[16] — General purpose digital input/output pin.
I RXD1 — Receiver input for UART1.
I/O SSEL0 — Slave Select for SSP0.
I/O SSEL — Slave Select for SPI.
P0[17]/CTS1/
MISO0/MISO
61
[1]
F9
[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]
F6
[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/
MCICLK/SDA1
59
[1]
G10
[1]
I/O P0[19] — General purpose digital input/output pin.
I DSR1 — Data Set Ready input for UART1.
O MCICLK — Clock output line for SD/MMC interface. (LPC2367/68 only)
I/O SDA1 — I
2
C1 data input/output (this is not an open-drain pin).
P0[20]/DTR1/
MCICMD/SCL1
58
[1]
G9
[1]
I/O P0[20] — General purpose digital input/output pin.
O DTR1 — Data Terminal Ready output for UART1.
I MCICMD — Command line for SD/MMC interface. (LPC2367/68 only)
I/O SCL1 — I
2
C1 clock input/output (this is not an open-drain pin).
Table 4. Pin description
…continued
Symbol Pin Ball Type Description
LPC2364_65_66_67_68 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 7.1 — 16 October 2013 12 of 69
NXP Semiconductors
LPC2364/65/66/67/68
Single-chip 16-bit/32-bit microcontrollers
P0[21]/RI1/
MCIPWR/RD1
57
[1]
G8
[1]
I/O P0[21] — General purpose digital input/output pin.
I RI1 — Ring Indicator input for UART1.
O MCIPWR — Power Supply Enable for external SD/MMC power supply.
(LPC2367/68 only)
I RD1 — CAN1 receiver input. (LPC2364/66/68 only)
P0[22]/RTS1/
MCIDAT0/TD1
56
[1]
H10
[1]
I/O P0[22] — General purpose digital input/output pin.
O RTS1 — Request to Send output for UART1.
O MCIDAT0Data line for SD/MMC interface. (LPC2367/68 only)
O TD1 — CAN1 transmitter output. (LPC2364/66/68 only)
P0[23]/AD0[0]/
I2SRX_CLK/
CAP3[0]
9
[2]
E5
[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 I
2
S-bus specification.
I CAP3[0] — Capture input for Timer 3, channel 0.
P0[24]/AD0[1]/
I2SRX_WS/
CAP3[1]
8
[2]
D1
[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 I
2
S-bus specification.
I CAP3[1] — Capture input for Timer 3, channel 1.
P0[25]/AD0[2]/
I2SRX_SDA/
TXD3
7
[2]
D2
[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 I
2
S-bus specification.
O TXD3 — Transmitter output for UART3.
P0[26]/AD0[3]/
AOUT/RXD3
6
[3]
D3
[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 25
[4]
J2
[4]
I/O P0[27] — General purpose digital input/output pin. Output is open-drain.
I/O SDA0 — I
2
C0 data input/output. Open-drain output (for I
2
C-bus
compliance).
P0[28]/SCL0 24
[4]
J1
[4]
I/O P0[28] — General purpose digital input/output pin. Output is open-drain.
I/O SCL0 — I
2
C0 clock input/output. Open-drain output (for I
2
C-bus
compliance).
P0[29]/USB_D+ 29
[5]
J3
[5]
I/O P0[29] — General purpose digital input/output pin.
I/O USB_D+ — USB bidirectional D+ line. (LPC2364/66/68 only)
P0[30]/USB_D 30
[5]
G4
[5]
I/O P0[30] — General purpose digital input/output pin.
I/O USB_DUSB bidirectional D line. (LPC2364/66/68 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.
Table 4. Pin description
…continued
Symbol Pin Ball Type Description

LPC2368FBD100,551

Mfr. #:
Manufacturer:
NXP Semiconductors
Description:
ARM Microcontrollers - MCU ARM7 512KF/USB/ENET
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