LPC4088 datasheet(107/123 Pages) NXP

107 / 123 page

LPC408X_7X

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Objective data sheet

Rev. 1 — 17 September 2012

107 of 123

NXP Semiconductors

LPC408x/7x

32-bit ARM Cortex-M4 microcontroller

13.5 Reset pin configuration

13.6 Reset pin configuration for RTC operation

Under certain circumstances, the RTC may temporarily pause and lose fractions of a

second during the rising and falling edges of the RESET signal.

Fig 39. Standard I/O pin configuration with analog input

VDD

ESD

VSS

ESD

strong

pull-up

strong

pull-down

VDD

weak

pull-up

weak

pull-down

open-drain enable

output enable

repeater mode

enable

pull-up enable

pull-down enable

data output

data input

analog input

select analog input

002aaf272

pin configured

as digital output

driver

pin configured

as digital input

pin configured

as analog input

Fig 40. Reset pin configuration

VSS

reset

002aaf274

VDD

Rpu

ESD

20 ns RC

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