Datasheet

LPC178X_7X All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved.
Product data sheet Rev. 5 — 9 September 2014 32 of 122
NXP Semiconductors
LPC178x/7x
32-bit ARM Cortex-M3 microcontroller
P4[29] 176 B10 B9 122
[3]
I;
PU
I/O P4[29] — General purpose digital input/output pin.
O EMC_BLS3
— LOW active Byte Lane select signal 3.
I U3_RXD — Receiver input for UART3.
O T2_MAT1 — Match output for Timer 2, channel 1.
I/O I2C2_SCL — I
2
C2 clock input/output (this pin does not use a
specialized I2C pad).
O LCD_VD[7] — LCD data.
O LCD_VD[11] — LCD data.
O LCD_VD[3] — LCD data.
P4[30] 187 B7 C7 130
[3]
I;
PU
I/O P4[30] — General purpose digital input/output pin.
O EMC_CS0
— LOW active Chip Select 0 signal.
P4[31] 193 A4 E7 134
[3]
I;
PU
I/O P4[31] — General purpose digital input/output pin.
O EMC_CS1
— LOW active Chip Select 1 signal.
P5[0] to P5[4] I/O Port 5: Port 5 is a 5-bit I/O port with individual direction controls
for each bit. The operation of port 5 pins depends upon the pin
function selected via the pin connect block.
P5[0] 9 F4 E5 6
[3]
I;
PU
I/O P5[0] — General purpose digital input/output pin.
I/O EMC_A[24] — External memory address line 24.
I/O SSP2_MOSI — Master Out Slave In for SSP2.
O T2_MAT2 — Match output for Timer 2, channel 2.
P5[1] 30 J4 H1 21
[3]
I;
PU
I/O P5[1] — General purpose digital input/output pin.
I/O EMC_A[25] — External memory address line 25.
I/O SSP2_MISO — Master In Slave Out for SSP2.
O T2_MAT3 — Match output for Timer 2, channel 3.
P5[2] 117 L14 L12 81
[11]
I I/O P5[2] — General purpose digital input/output pin.
- R — Function reserved.
- R — Function reserved.
O T3_MAT2 — Match output for Timer 3, channel 2.
- R — Function reserved.
I/O I2C0_SDA — I
2
C0 data input/output (this pin uses a specialized
I
2
C pad that supports I
2
C Fast Mode Plus).
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
Pin LQFP208 Ball TFBGA208 Ball TFBGA180 Pin LQFP144 Reset state
[1]
Type
[2]
Description