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 26 of 122
NXP Semiconductors
LPC178x/7x
32-bit ARM Cortex-M3 microcontroller
P2[23] 64 U5 - -
[3]
I;
PU
I/O P2[23] — General purpose digital input/output pin.
O EMC_DYCS3
— SDRAM chip select 3.
I/O SSP0_SSEL — Slave Select for SSP0.
I T3_CAP1 — Capture input for Timer 3, channel 1.
P2[24] 53 P5 P1 -
[3]
I;
PU
I/O P2[24] — General purpose digital input/output pin.
O EMC_CKE0 — SDRAM clock enable 0.
P2[25] 54 R4 P2 -
[3]
I;
PU
I/O P2[25] — General purpose digital input/output pin.
O EMC_CKE1 — SDRAM clock enable 1.
P2[26] 57 T4 - -
[3]
I;
PU
I/O P2[26] — General purpose digital input/output pin.
O EMC_CKE2 — SDRAM clock enable 2.
I/O SSP0_MISO — Master In Slave Out for SSP0.
O T3_MAT0 — Match output for Timer 3, channel 0.
P2[27] 47 P3 - -
[3]
I;
PU
I/O P2[27] — General purpose digital input/output pin.
O EMC_CKE3 — SDRAM clock enable 3.
I/O SSP0_MOSI — Master Out Slave In for SSP0.
O T3_MAT1 — Match output for Timer 3, channel 1.
P2[28] 49 P4 M2 -
[3]
I;
PU
I/O P2[28] — General purpose digital input/output pin.
O EMC_DQM0 — Data mask 0 used with SDRAM and static
devices.
P2[29] 43 N3 L1 -
[3]
I;
PU
I/O P2[29] — General purpose digital input/output pin.
O EMC_DQM1 — Data mask 1 used with SDRAM and static
devices.
P2[30] 31 L4 - -
[3]
I;
PU
I/O P2[30] — General purpose digital input/output pin.
O EMC_DQM2 — Data mask 2 used with SDRAM and static
devices.
I/O I2C2_SDA — I
2
C2 data input/output (this pin does not use a
specialized I2C pad).
O T3_MAT2 — Match output for Timer 3, channel 2.
P2[31] 39 N2 - -
[3]
I;
PU
I/O P2[31] — General purpose digital input/output pin.
O EMC_DQM3 — Data mask 3 used with SDRAM and static
devices.
I/O I2C2_SCL — I
2
C2 clock input/output (this pin does not use a
specialized I2C pad).
O T3_MAT3 — Match output for Timer 3, channel 3.
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.
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