Datasheet

LPC2377_78 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 6.1 — 16 October 2013 12 of 69
NXP Semiconductors
LPC2377/78
Single-chip 16-bit/32-bit microcontrollers
P2[11]/EINT1/
MCIDAT1/
I2STX_CLK
75
[6]
I/O P2[11] — General purpose digital input/output pin.
I EINT1
— External interrupt 1 input.
O MCIDAT1 — Data line for SD/MMC interface.
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.
P2[12]/EINT2
/
MCIDAT2/
I2STX_WS
73
[6]
I/O P2[12] — General purpose digital input/output pin.
I EINT2
— External interrupt 2 input.
O MCIDAT2 — Data line for SD/MMC interface.
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.
P2[13]/EINT3
/
MCIDAT3/
I2STX_SDA
71
[6]
I/O P2[13] — General purpose digital input/output pin.
I EINT3
— External interrupt 3 input.
O MCIDAT3 — Data line for SD/MMC interface.
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.
P3[0] to P3[31] I/O Port 3: Port 3 is a 32-bit I/O port with individual direction controls for each bit. The
operation of port 3 pins depends upon the pin function selected via the pin connect
block. Pins 8 through 22, and 27 through 31 of this port are not available.
P3[0]/D0 137
[1]
I/O P3[0] — General purpose digital input/output pin.
I/O D0 — External memory data line 0.
P3[1]/D1 140
[1]
I/O P3[1] — General purpose digital input/output pin.
I/O D1 — External memory data line 1.
P3[2]/D2 144
[1]
I/O P3[2] — General purpose digital input/output pin.
I/O D2 — External memory data line 2.
P3[3]/D3 2
[1]
I/O P3[3] — General purpose digital input/output pin.
I/O D3 — External memory data line 3.
P3[4]/D4 9
[1]
I/O P3[4] — General purpose digital input/output pin.
I/O D4 — External memory data line 4.
P3[5]/D5 12
[1]
I/O P3[5] — General purpose digital input/output pin.
I/O D5 — External memory data line 5.
P3[6]/D6 16
[1]
I/O P3[6] — General purpose digital input/output pin.
I/O D6 — External memory data line 6.
P3[7]/D7 19
[1]
I/O P3[7] — General purpose digital input/output pin.
I/O D7 — External memory data line 7.
P3[23]/CAP0[0]/
PCAP1[0]
45
[1]
I/O P3[23] — General purpose digital input/output pin.
I CAP0[0] — Capture input for Timer 0, channel 0.
I PCAP1[0] — Capture input for PWM1, channel 0.
P3[24]/CAP0[1]/
PWM1[1]
40
[1]
I/O P3[24] — General purpose digital input/output pin.
I CAP0[1] — Capture input for Timer 0, channel 1.
O PWM1[1] — Pulse Width Modulator 1, output 1.
Table 3. Pin description
…continued
Symbol Pin Type Description