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NXP Semiconductors LPCXpresso54102 Скачать руководство пользователя страница 8

NXP Semiconductors

UM10855

LPCXpresso board for LPC54100 family of MCUs

UM10855_OM1377.docm

All information provided in this document is subject to legal disclaimers.

© NXP B.V. 2014. All rights reserved.

User manual

Rev. 1.0

— 4th November 2014

8 of 19

.

1

2

3
4

5
6

Figure 2

– FTDI (J5) LPC54102 serial port

Table 2

– J5 FTDI interface

LPC54102 Signal

FTDI
Signal

Pin #

Direction

GND

GND

1

No connect

CTS

2

Board +5V

5V

3

UART0_RXD

TXD

4

From host

UART0_TXD

RXD

5

To host

No connect

RTS

6

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9
10
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Содержание LPCXpresso54102

Страница 1: ...UM10855 LPCXpresso54102 Rev 1 0 4th November 2014 User manual Document information Info Content Keywords LPCXpresso54102 LPC54100 Abstract LPCXpresso54102 User Manual...

Страница 2: ...is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 2 of 19 Contact information For more information please visit http www nxp com For sales office a...

Страница 3: ...and is based on the LPC54102J512BD64 version of the MCU This document describes the LPC54102 LPCXpresso LQFP board hardware The following aspects of interfacing to the board are covered by this guide...

Страница 4: ...LPCXpresso54102 board is shown in Figure 1 below P1 JP4 JP3 JP1 JP2 J4 J6 JP5 P3 SW3 SW1 SW2 P2 JP7 JP8 J8 J7 U8 U12 TP1 J3 J5 J1 J2 D1 D2 D3 JP6 D4 Figure 1 Board Layout The function of each identifi...

Страница 5: ...ace enabled Normal operating mode where the Target SWD is connected to either the on board Link2 debug probe or an external debug probe 2 Jumper shunted the LPC54102 Target SWD interface is disabled U...

Страница 6: ...t is calculated by dividing the measured voltage at P2 by the Vsense resistance value of 8 2 5 1 1 P3 5V External Voltage Input allows for powering the LPC54102 Target side of the board from a bench t...

Страница 7: ...sed with the Link2 configured for DFU boot JP5 fitted in this configuration the LPCXpresso IDE will load the Redlink protocol driver into the Link2 Note that if the jumper setting of JP5 is changed wi...

Страница 8: ...s subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 8 of 19 1 2 3 4 5 6 Figure 2 FTDI J5 LPC54102 serial port Table 2 J5 FTDI interface LPC54102 Signa...

Страница 9: ...ion of 1 8V or 3 3V is made at JP7 with 3 3V set as the default SWD Dual Supply Voltage buffer Link 2 5V LDO U19 Target 3 3V LDO U18 Arduino connector Bridge SPI I2C Link USB Micro B J6 Target Externa...

Страница 10: ...current measurement It is not required to use an external sense resistor for LPC54102 current measurement To measure LPC54102 VDD current of less than 4 uA an external resistor is required The extern...

Страница 11: ...visit http www lpcware com 5 1 5 Shield board current measurement To use the on board current measurement circuitry any expansion board must match the functionality of the LPCXpresso54102 Refer to the...

Страница 12: ...ss pin 1 2 Local Target as shown in Figure 8 Jumper JP1 must be open to enable the target LPC54102 The on board Link debug probe must be unpowered by leaving J6 unconnected Figure 8 Debug local LPC541...

Страница 13: ...of 1 6V to 3 6V To keep the on board target LPC54102 MCU from interfering with the SWD interface JP1 must be fitted The Link2 debug probe SWD is connected by a ribbon cable between the P1 connector to...

Страница 14: ...led is driven by P0_31 LEDs are on when the LPC54102 port is output low To light any of the tri color leds JP6 must have a shunt between pins 1 2 By default the 0 resistor at JS17 provides the shunt...

Страница 15: ...20 are compatible with Arduino Uno rev3 Power connector The odd numbered pins and even numbered pins 2 and 4 are used J8 The even numbered pins 2 12 are compatible with Arduino Uno rev3 Analog connec...

Страница 16: ...sistance with applications or customer product design It is customer s sole responsibility to determine whether the NXP Semiconductors product is suitable and fit for the customer s applications and p...

Страница 17: ...4 Figure 2 FTDI J5 LPC54102 serial port 8 Figure 3 Board Power block diagram 9 Figure 4 Vsense measurement 10 Figure 5 External vSense resistor 10 Figure 6 Measuring LPC54102 VDD current with current...

Страница 18: ...information provided in this document is subject to legal disclaimers NXP B V 2014 All rights reserved User manual Rev 1 0 4th November 2014 18 of 19 12 List of tables Table 1 Board interface componen...

Страница 19: ...ctions measurement 9 5 1 LPCXpresso54102 current measurement 9 5 1 1 LPC54102 Vsense resistor current measurement 10 5 1 2 LPC54102 external sense resistor for VDD current measurement 10 5 1 3 LPC5410...

Страница 20: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information NXP OM13077 OM13077UL...

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