Datasheet

LPC2470 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2013. All rights reserved.
Product data sheet Rev. 4.1 — 16 October 2013 17 of 91
NXP Semiconductors
LPC2470
Flashless 16-bit/32-bit microcontroller
P2[7]/RD2/
RTS1/
TRACEPKT2/
LCDVD[1]/
LCDVD[5]
136
[1]
G16
[1]
I/O P2[7] — General purpose digital input/output pin.
I RD2 — CAN2 receiver input.
O RTS1 — Request to Send output for UART1.
O TRACEPKT2 — Trace Packet, bit 2.
[8]
O LCDVD[1]/LCDVD[5] — LCD data.
[8]
P2[8]/TD2/TXD2/
TRACEPKT3/
LCDVD[2]/
LCDVD[6]
134
[1]
H15
[1]
I/O P2[8] — General purpose digital input/output pin.
O TD2 — CAN2 transmitter output.
O TXD2 — Transmitter output for UART2.
O TRACEPKT3 — Trace packet, bit 3.
[8]
O LCDVD[2]/LCDVD[6] — LCD data.
[8]
P2[9]/
USB_CONNECT1/
RXD2/EXTIN0/
LCDVD[3]/
LCDVD[7]
132
[1]
H16
[1]
I/O P2[9] — General purpose digital input/output pin.
O USB_CONNECT1 — USB1 SoftConnect control. Signal used to switch
an external 1.5 k resistor under the software control. Used with the
SoftConnect USB feature.
I RXD2 — Receiver input for UART2.
I EXTIN0 — External Trigger Input.
[8]
I LCDVD[3]/LCDVD[7] — LCD data.
[8]
P2[10]/EINT0 110
[9]
N15
[9]
I/O P2[10] — General purpose digital input/output pin.
Note: LOW on this pin while RESET
is LOW forces on-chip bootloader to
take over control of the part after a reset.
I EINT0
— External interrupt 0 input.
P2[11]/EINT1
/
LCDCLKIN/
MCIDAT1/
I2STX_CLK
108
[9]
T17
[9]
I/O P2[11] — General purpose digital input/output pin.
I EINT1
— External interrupt 1 input.
[10]
O LCDCLKIN — LCD clock.
[10]
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
/
LCDVD[4]/
LCDVD[3]/
LCDVD[8]/
LCDVD[18]/
MCIDAT2/
I2STX_WS
106
[9]
N14
[9]
I/O P2[12] — General purpose digital input/output pin.
I EINT2
— External interrupt 2 input.
[10]
O LCDVD[4]/LCDVD[3]/LCDVD[8]/LCDVD[18] — LCD data.
[10]
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
/
LCDVD[5]/
LCDVD[9]/
LCDVD[19]/
MCIDAT3/
I2STX_SDA
102
[9]
T16
[9]
I/O P2[13] — General purpose digital input/output pin.
I EINT3
— External interrupt 3 input.
[10]
O LCDVD[5]/LCDVD[9]/LCDVD[19] — LCD data.
[10]
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.
Table 4. Pin description
…continued
Symbol Pin Ball Type Description