manualshive.com logo in svg

OLIMEX LPC2478-STK, User Manual, Page: 20 / 20

Share
Download
OLIMEX LPC2478-STK User Manual Download Page 20

VBUS

OutputUSB device power.

U1D-, U1D+

I/O

This signals form the differential input/output 

depending on the direction of the data transfer. 

LAN:

Pin #

Signal Name Chip Side

Pin #

Signal Name Chip Side

1

TD+

5

LED100/DUP

2

TD-

6

NC

3

2.5V

7

RD+

4

LEDACT

8

RD-

LED

Color

Usage

Right

Yellow

Activity

Left

Green

100MBits/s (Half/Full duplex)

TD-

    OutputDifferential signal output. This signal is output from the MCU.

TD+

   OutputDifferential signal output. This signal is output from the MCU.

RD-

 Input Differential signal input. This signal is input for the MCU.

RD+ 

      InputDifferential signal input. This signal is input for the MCU.

Page 20

Summary of Contents for LPC2478-STK

Page 1: ...LPC2478 STK and LPC2478 STK MICTOR development boards User s Manual Document revision C October 2012 Copyright c 2009 OLIMEX Ltd All rights reserved Page 1...

Page 2: ...ector USB device connector IrDA transceiver optional MICTOR Trace connector optional PS2 keyboard connector 100Mbit Ethernet CAN driver and connector RS232 with ICSP control SD MMC card connector JTAG...

Page 3: ...net interface Can also be used as general purpose SRAM 16 kB SRAM for general purpose DMA use also accessible by the USB 2 kB SRAM data storage powered from the RTC power domain LCD controller support...

Page 4: ...ntrol Each PWM has an external count inputs Real Time Clock RTC with separate power domain Clock source can be the RTC oscillator or the APB clock 2 kB SRAM powered from the RTC power pin allowing dat...

Page 5: ...high frequency crystal May be run from the main oscillator the internal RC oscillator or the RTC oscillator Boundary scan for simplified board testing Versatile pin function selections allow more pos...

Page 6: ...BLOCK DIAGRAM Page 6...

Page 7: ...MEMORY MAP Page 7...

Page 8: ...26 27 28 29 30 31 32 33 34 35 36 37 38 GND1 GND2 GND3 GND4 GND5 TRACE MIGTOR NA 1 2 TS 1 2 TW RESET 35 RSTOUT 29 TRST 8 ALARM 37 DBGEN 9 NC1 30 NC2 117 NC3 141 P0 0 RD1 TXD3 SDA1 94 P0 1 TD1 RXD3 SCL...

Page 9: ...Clock The consumption of LPC 2478STK varies depending on the supplied power but at 10VDC it is about 250mA RESET CIRCUIT LPC 2478STK reset circuit is made with R68 47k pull up capacitor C20 100nF and...

Page 10: ...supplies 15 V voltage to to the on board LCD panel Default state is closed 3 3V_E This jumper when closed supplies 3 3 V voltage to the VDD1 10 pins of the MCU Default state is closed 3 3VA_E This jum...

Page 11: ...PC2478 to the TFT display If it is open pin 162 of the LCP2478 is connected to EXT 7 Default state is closed TW This jumper when closed outputs the LCD 16 signal from the LPC2478 to the TFT display If...

Page 12: ...s disabled If 2 3 are shorted the PHY is controlled by the LPC2478 signal PHY_PD Default state is no jumper opened EXT JLINK This jumper controls the JLINK 5V power line pin19 of the JTAG and the 5VDC...

Page 13: ...device LED yellow with name USB_D_LINK connected to LPC2478 pin 66 P1 18 USB_UP_LED1 PWM1 1 CAP1 0 User button with name BUT1 connected to LPC2478 pin 67 P2 19 CLKOUT1 User button with name BUT2 conne...

Page 14: ...of the device on the negative edge of the TCK signal TMS Input Test Mode Select The TMS pin selects the next state in the TAP state machine TCK Input Test Clock This allows shifting of the data in on...

Page 15: ...asynchronous serial data input RS232 for the shift register on the UART controller This pin is output for the RS232 and input for the LPC2478 RST Input Reset When you use external software to program...

Page 16: ...CAN Pin Signal Name 1 GND 2 CANL 3 CANH CANL and CANH are either deferential input or differential output depending on the function of the MCP2551 CAN controller receiving or transmitting data Page 16...

Page 17: ...s pin is input to the DSP codec VS1002D Audio Out Pin Signal Name 1 LEFT 2 GBUF 3 RIGHT LEFT OutputLeft channel output This pin is output for the DSP codec VS1002D GBUF OutputVirtual ground for audio...

Page 18: ...2 CAP2 1 6 P0 6 I2SRX_SDA LCD 8 SSEL1 MAT2 0 7 P0 7 I2STX_CLK L CD 9 SCK1 MAT2 1 8 P0 8 I2STX_WS LCD 16 MISO1 MAT2 2 9 P0 9 I2STX_SDA L CD 17 MOSI1 MAT2 3 10 TXD3 11 RXD3 12 P4 31 CS1 13 P4 30 CS0 14...

Page 19: ...ignal Name 1 USB_PWRD2 2 U2D 3 U2D 4 GND USB_PWRD2 Output USB Power This signal is output from the processor and input for the USB host U2D U2D I O This signals form the differential input output depe...

Page 20: ...0 DUP 2 TD 6 NC 3 2 5V 7 RD 4 LEDACT 8 RD LED Color Usage Right Yellow Activity Left Green 100MBits s Half Full duplex TD OutputDifferential signal output This signal is output from the MCU TD OutputD...

Reviews:

No comments