LPC2387FBD100 NXP Semiconductors, LPC2387FBD100 Datasheet - Page 57

• Manufacturer Part Number: LPC2387FBD100
• Description: The LPC2387 is an ARM7 microcontroller for embedded applications featuring a high level of integration and low power consumption at frequencies of 72 MHz
• Manufacturer: NXP Semiconductors

NXP Semiconductors
LPC2387
Product data sheet
14.5 Standard I/O pin configuration
Figure 25
The default configuration for standard I/O pins is input with pull-up enabled. The weak
MOS devices provide a drive capability equivalent to pull-up and pull-down resistors.
Fig 25. Standard I/O pin configuration with analog input
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•
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as digital output
as analog input
as digital input
pin configured
pin configured
pin configured
Digital output driver
Digital input: Pull-up enabled/disabled
Digital input: Pull-down enabled/disabled
Analog input (for ADC input channels)
driver
shows the possible pin modes for standard I/O pins with analog input function:
All information provided in this document is subject to legal disclaimers.
analog input
Rev. 5 — 9 January 2012
data input
output
output enable
pull-down enable
pull-up enable
select analog input
V
Single-chip 16-bit/32-bit MCU
DD
weak
pull-up
weak
pull-down
LPC2387
© NXP B.V. 2012. All rights reserved.
V
ESD
DD
ESD
V
SS
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