Datasheet

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LPC408X_7X All information provided in this document is subject to legal disclaimers. © NXP Semiconductors N.V. 2014. All rights reserved. Product data sheet Rev. 3.1 — 1 September 2014 18 of 138 NXP Semiconductors
LPC408x/7x
32-bit ARM Cortex-M4 microcontroller
P0[20] 120 M17 K14 83 58 - -
[3]
I; PU I/O P0[20] — General purpose digital input/output pin.
O U1_DTR — Data Terminal Ready output for UART1. Can
also be configured to be an RS-485/EIA-485 output enable
signal for UART1.
I/O SD_CMD — Command line for SD card interface.
I/O I2C1_SCL — I
2
C1 clock input/output (this pin does not
use a specialized I2C pad).
- R — Function reserved.
- R — Function reserved.
- R — Function reserved.
O LCD_VD[14] — LCD data.
P0[21] 118 M16 K11 82 57 - -
[3]
I; PU I/O P0[21] — General purpose digital input/output pin.
I U1_RI — Ring Indicator input for UART1.
O SD_PWR — Power Supply Enable for external SD card
power supply.
O U4_OE — RS-485/EIA-485 output enable signal for
UART4.
I CAN_RD1 — CAN1 receiver input.
I/O U4_SCLK — USART 4 clock input or output in
synchronous mode.
P0[22] 116 N17 L14 80 56 44 H10
[6]
I; PU I/O P0[22] — General purpose digital input/output pin.
O U1_RTS — Request to Send output for UART1. Can also
be configured to be an RS-485/EIA-485 output enable
signal for UART1.
I/O SD_DAT[0] — Data line 0 for SD card interface.
O U4_TXD — Transmitter output for USART4 (input/output
in smart card mode).
O CAN_TD1 — CAN1 transmitter output.
O SPIFI_CLK — Clock output for SPIFI.
Table 3. Pin description
…continued
Not all functions are available on all parts. See Table 2 (Ethernet, USB, LCD, QEI, SD/MMC, comparator pins) and Table 5 (EMC pins).
Symbol
Pin LQFP208 Ball TFBGA208 Ball TFBGA180 Pin LQFP144 Pin LQFP100 Pin LQFP80 Pin TFBGA80 Reset state
[1]
Type
[2]
Description