Components list, Power supply – Philips Target Board LPC2138 User Manual

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Components List

Name

Description

Expansion connector GPIO pins P0.0 – P0.7

Expansion connector GPIO pins P0.8 – P0.15

Expansion connector GPIO pins P0.16 – P0.23

Expansion connector GPIO pins P0.25 – P0.31

Expansion connector GPIO pins P1.16 – P1.23

Expansion connector GPIO pins P1.24 and P1.25

P11

RTC power supply input (3.3V)

P12

Connector for manufacturing purpose

P13 DA

converter

output

P21

16-pin LCD connector

P31

Connector for manufacturing purpose

P32

ETM Trace connector

P33 JTAG

debug

connector

P34

USB connector (integrated debugger)

P35

DB9 connector, serial port (UART1)

J1, J2, J7 -
J10, J15 - J20,
J22,J25

Jumpers

LD0 – LD3

User LEDs

LD11

Power LED 5V

LD12

Power LED 3,3V

T0 – T3

Push buttons

Reset (T4)

Reset button

TR2 Trimmer

potentiometer

R25, R26

Resistors for adjusting LCD contrast*

*See schematic for details.

Power Supply

The target board is powered from the PC USB port, through which winIDEA (IDE) running on a PC, connects to
the on-board integrated debugger. Connection is made using a standard USB cable. Battery power supply for
RTC can be optionally connected to P11 (see P11 description for more details).

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