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Embedded Artists LPCXpresso Diagrams

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Page 2
LPCXpresso connector and Reset
Page 3
Expansion connectors
Page 4
Optional LPC1xxx and JTAG connectors
Page 5
USB, CAN, ETH, RS422/485 interfaces
Page 6
Direct digital I/O peripherals
Page 7
Analog peripherals
Page 8
I2C peripherals
Page 9
SPI peripherals
Page 10
Shared SPI/I2C peripherals
Page 11
USB-to-UART bridge, RF-module, power supply
UL = UnLoaded = normally not mounted component.
Default jumper settings are indicated in the schematic.
However, always check jumper positions on actual boards
since there is no guarantee that all jumpers are in default place.
Rev B
Added J60/J61/R216/R217 (page 5) for USB Host i/f.
Added J62 (page 6) to support LPC17xx bootload.
Added J58 (page 10) to support spi i/f to OLED or mbed.
Rev A
First rev

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Summary of Contents for Embedded Artists LPCXpresso

  • Page 1 Page 2 LPCXpresso connector and Reset Page 3 Expansion connectors Page 4 Optional LPC1xxx and JTAG connectors Page 5 USB, CAN, ETH, RS422/485 interfaces Page 6 Direct digital I/O peripherals Page 7 Analog peripherals Page 8 I2C peripherals Rev B Added J60/J61/R216/R217 (page 5) for USB Host i/f.
  • Page 2 Reset generation 100nF CAT811S RESET# LPCXpresso and mbed connector SHIELD PUSHBUTTON (pin naming follow LPCXpresso module) U2G$1 LOCAL_3V3 74LVC1G125GW PMEG2010AEH (or PMEG1020EA) PIO0_0-RESET Current measurement U2G$2 270R Battery Connector CR2032H Default for J2 Default for J3 Note: battery not included!

  • Page 3: Expansion Connector

    Expansion Connector 270R 270R PIO0_0-RESET PIO0_1-BL_EN 270R 270R PIO0_2 PIO0_3-VBUS_SENSE 270R 270R PIO0_4-SCL PIO0_5-SDA 270R 270R PIO0_6-USB_CONNECT PIO0_7 270R 270R PIO0_8-MISO PIO0_9-MOSI 270R 270R PIO0_10 PIO0_11 270R 270R PIO1_0 PIO1_1 270R 270R PIO1_2 PIO1_3 270R 270R PIO1_4-WAKEUP PIO1_5 270R 270R PIO1_6-RXD PIO1_7-TXD 270R...

  • Page 4: Jtag Connectors

    Optional LPC1113/LPC1343 for standalone boards (placed inbetween LPCXpresso/mbed connector) JTAG connectors LPC1113/LPC1343 PIO0_0-RESET RESET/PIO0_0 PIO0_1-BL_EN PIO0_1/CLKOUT/CT32B0_MAT2/USB_FTOGGLE PIO0_2 PIO0_2/SSEL/CT16B0_CAP0 PIO0_3-VBUS_SENSE PIO0_3/USB_VBUS PIO0_4-SCL PIO0_4/SCL PIO0_5-SDA PIO0_5/SDA PIO0_6-USB_CONNECT XTALIN PIO0_6/USB_CONNECT/SCK PIO0_7 XTALOUT PIO0_7/CTS 12MHz PIO0_8-MISO PIO0_8/MISO/CT16B0_MAT0 PIO0_9-MOSI PIO0_9/MOSI/CT16B0_MAT1/SWO PIO0_10 SWCLK/PIO0_10/SCK/CT16B0_MAT2 PIO0_11 TDI/PIO0_11/AD0/CT32B0_MAT3 18pF...
  • Page 5 mbed/LPC17xx module interfaces (Ethernet and CAN), common USB interface and RS422/485 interface Default: not inserted R217 Default for J12, J13 R203 R216 CAN transceiver 2X03 VBUS_SENSE SEL-LINK PIO0_3-VBUS_SENSE CAN interface VBUS-1 BL_EN SEL-LINK MI0805K400R-10 PIO0_1-BL_EN CAN-H CAN-H J15-8 100nF TJA1040 CAN-L J15-7 CANH...
  • Page 6 Direct Digital IO peripherals Joystick Switch RGB-LED PIO2_1 270R LED3 PIO2_2 270R PIO2_3 270R ALPS-SKQU PIO2_0 270R PIO2_4 270R Default for J23 BSH111 BSH111 BSH111 100nF 100nF 100nF 100nF 100nF PIO1_9 PIO1_2 PIO1_10 2X03 Pos 1-2 for LPC17xx Bootloader Enable (P0.1) else pos 2-3 PIO2_9 SEL-LINK...

  • Page 7: Analog Input

    Analog peripherals BNC input (oscilloscope probe) Analog Input Set both J29 & J57 equal Input stage has x0.25 amplification, Rin=1Mohm AC-coupling DC: 0-10V or 0-1.0V input Default for J27 AC: -5V to +5V or -0.5V to +0.5V input DC-coupling R108 Default for J28 R106 750K...

  • Page 8: Write Enable

    I2C peripherals PCA9532 I2C 16-bit Port Expander 8kbit I2C-E2PROM 24LC08 PCA9532 PIO0_5-SDA LED0 100nF PIO0_4-SCL LED1 PIO0_5-SDA LED2 PIO0_4-SCL LED3 A0/A1/A2 inputs has no LED4 meaning for 24LC08. Write Enable LED5 PIO0_0-RESET I2C base address always RESET# LED6 the same for 24LC08. LED7 Default for J35 LED8...
  • Page 9 SPI peripherals MMC/SD Memory Card Interface SPI-FLASH PIO0_0-RESET Default of J38 Default of J39 22uF/10V 100nF AT45DB081D-SU SPI_MOSI PIO0_9-MOSI R147 270R SPI_MISO PIO0_8-MISO R148 RESET# SPI_SCK PIO2_11-SCK SPI_SSEL 270R MMC-SD-SDDMF-0095B-KINGFONT 10nF SPI_SSEL R149 SPI_MOSI PIO0_9-MOSI 2X04 SPI_SCK PIO2_11-SCK 270R SPI_MISO PIO0_8-MISO R151 GND-1...
  • Page 10 Shared SPI/I2C peripherals 96x64 White OLED with I2C/SPI interface Short: SPI OLED voltage (11V) 4u7/10V 4u7/10V 100nF Open: I2C OLED1 UG-9664HSWAG01 Default for J42 PMEG2010AEH For mbed NR4018T100M PAD6 VCC-OLED VCC-OLED Default for J44 Default: not inserted Default of J43 VDDIO PAD7 4u7/10V...

  • Page 11: Power Supply

    USB-to-UART bridge interface ISP Functionality VBUS-2 MI0805K400R-10 FT232RL U20G$1 100nF 100nF 22uF/10V BL_EN RTS can pull BL_EN low (PIO0_1) VCCIO RTS# 74LVC1G125GW RESET# CTS# DTR# 100nF 2X02 OSCI DSR# OSCO DCD# U21G$1 PIO0_0-RESET DTR can pull RESET low (PIO0_0) R185 45 ohm impedance routing, 90 ohm differential Default for J54 U20G$2...

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