LPC2468 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 6.2 — 11 January 2013 17 of 85
NXP Semiconductors
LPC2468
Single-chip 16-bit/32-bit micro
P2[23]/DYCS3/
CAP3[1]/SSEL0
64
[1]
U5
[1]
I/O P2[23] — General purpose digital input/output pin.
O DYCS3
— SDRAM chip select 3.
I CAP3[1] — Capture input for Timer 3, channel 1.
I/O SSEL0 — Slave Select for SSP0.
P2[24]/
CKEOUT0
53
[1]
P5
[1]
I/O P2[24] — General purpose digital input/output pin.
O CKEOUT0 — SDRAM clock enable 0.
P2[25]/
CKEOUT1
54
[1]
R4
[1]
I/O P2[25] — General purpose digital input/output pin.
O CKEOUT1 — SDRAM clock enable 1.
P2[26]/
CKEOUT2/
MAT3[0]/MISO0
57
[1]
T4
[1]
I/O P2[26] — General purpose digital input/output pin.
O CKEOUT2 — SDRAM clock enable 2.
O MAT3[0] — Match output for Timer 3, channel 0.
I/O MISO0 — Master In Slave Out for SSP0.
P2[27]/
CKEOUT3/
MAT3[1]/MOSI0
47
[1]
P3
[1]
I/O P2[27] — General purpose digital input/output pin.
O CKEOUT3 — SDRAM clock enable 3.
O MAT3[1] — Match output for Timer 3, channel 1.
I/O MOSI0 — Master Out Slave In for SSP0.
P2[28]/
DQMOUT0
49
[1]
P4
[1]
I/O P2[28] — General purpose digital input/output pin.
O DQMOUT0 — Data mask 0 used with SDRAM and static devices.
P2[29]/
DQMOUT1
43
[1]
N3
[1]
I/O P2[29] — General purpose digital input/output pin.
O DQMOUT1 — Data mask 1 used with SDRAM and static devices.
P2[30]/
DQMOUT2/
MAT3[2]/SDA2
31
[1]
L4
[1]
I/O P2[30] — General purpose digital input/output pin.
O DQMOUT2 — Data mask 2 used with SDRAM and static devices.
O MAT3[2] — Match output for Timer 3, channel 2.
I/O SDA2 — I
2
C2 data input/output (this is not an open-drain pin).
P2[31]/
DQMOUT3/
MAT3[3]/SCL2
39
[1]
N2
[1]
I/O P2[31] — General purpose digital input/output pin.
O DQMOUT3 — Data mask 3 used with SDRAM and static devices.
O MAT3[3] — Match output for Timer 3, channel 3.
I/O SCL2 — I
2
C2 clock input/output (this is not an open-drain pin).
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.
P3[0]/D0 197
[1]
B4
[1]
I/O P3[0] — General purpose digital input/output pin.
I/O D0 — External memory data line 0.
P3[1]/D1 201
[1]
B3
[1]
I/O P3[1] — General purpose digital input/output pin.
I/O D1 — External memory data line 1.
P3[2]/D2 207
[1]
B1
[1]
I/O P3[2] — General purpose digital input/output pin.
I/O D2 — External memory data line 2.
P3[3]/D3 3
[1]
E4
[1]
I/O P3[3] — General purpose digital input/output pin.
I/O D3 — External memory data line 3.
P3[4]/D4 13
[1]
F2
[1]
I/O P3[4] — General purpose digital input/output pin.
I/O D4 — External memory data line 4.
Table 4. Pin description
…continued
Symbol Pin Ball Type Description
