Datasheet

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 16 of 85
NXP Semiconductors
LPC2468
Single-chip 16-bit/32-bit micro
P2[11]/EINT1/
MCIDAT1/
I2STX_CLK
108
[6]
T17
[6]
I/O P2[11] — General purpose digital input/output pin.
I EINT1
— External interrupt 1 input.
I/O MCIDAT1 — Data line 1 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
106
[6]
N14
[6]
I/O P2[12] — General purpose digital input/output pin.
I EINT2
— External interrupt 2 input.
I/O MCIDAT2 — Data line 2 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
102
[6]
T16
[6]
I/O P2[13] — General purpose digital input/output pin.
I EINT3
— External interrupt 3 input.
I/O MCIDAT3 — Data line 3 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.
P2[14]/CS2
/
CAP2[0]/SDA1
91
[6]
R12
[6]
I/O P2[14] — General purpose digital input/output pin.
O CS2
— LOW active Chip Select 2 signal.
I CAP2[0] — Capture input for Timer 2, channel 0.
I/O SDA1 — I
2
C1 data input/output (this is not an open-drain pin).
P2[15]/CS3
/
CAP2[1]/SCL1
99
[6]
P13
[6]
I/O P2[15] — General purpose digital input/output pin.
O CS3
— LOW active Chip Select 3 signal.
I CAP2[1] — Capture input for Timer 2, channel 1.
I/O SCL1 — I
2
C1 clock input/output (this is not an open-drain pin).
P2[16]/CAS
87
[1]
R11
[1]
I/O P2[16] — General purpose digital input/output pin.
O CAS
— LOW active SDRAM Column Address Strobe.
P2[17]/RAS
95
[1]
R13
[1]
I/O P2[17] — General purpose digital input/output pin.
O RAS
— LOW active SDRAM Row Address Strobe.
P2[18]/
CLKOUT0
59
[1]
U3
[1]
I/O P2[18] — General purpose digital input/output pin.
O CLKOUT0 — SDRAM clock 0.
P2[19]/
CLKOUT1
67
[1]
R7
[1]
I/O P2[19] — General purpose digital input/output pin.
O CLKOUT1 — SDRAM clock 1.
P2[20]/DYCS0
73
[1]
T8
[1]
I/O P2[20] — General purpose digital input/output pin.
O DYCS0
— SDRAM chip select 0.
P2[21]/DYCS1
81
[1]
U11
[1]
I/O P2[21] — General purpose digital input/output pin.
O DYCS1
— SDRAM chip select 1.
P2[22]/DYCS2
/
CAP3[0]/SCK0
85
[1]
U12
[1]
I/O P2[22] — General purpose digital input/output pin.
O DYCS2
— SDRAM chip select 2.
I CAP3[0] — Capture input for Timer 3, channel 0.
I/O SCK0 — Serial clock for SSP0.
Table 4. Pin description
…continued
Symbol Pin Ball Type Description