FDI uEZGUI-EXP-DK User Manual

Contents

FDI uEZGUI-EXP-DK User Manual Manual pdf 13 page image

1122. RS232 – P5The uEZGUI-EXP-DK Board includes one female DB9 Serial Port Connector for RS232.The jumpers on JP7 select null modem cable mode of the serial port;Jumper 1-2 and 3-4 for straight through modeJumper 1-3 and 2-4 for NULL Modem cable mode (swap TX and RX)The serial port may also be optionally configured to support ISP programming of the LPC1788 using FlashMagicSoftware. To enable ISP programming, jumper JP12 & JP13 must be loaded. Note that with these jumpers loaded,operation of the LPC1788 may be affected by the RS232 interface signals. Refer to the FlashMagic user manual fordetails. The ISP programming mode only applies to NXP LPC based uEZGUI units.P5 Pin Number Description1 No Connect2 TXD (Output)3 RXD (Input)4 Optional RESET input5 Signal Ground6 No Connect7 Optional ISP Entry8 No Connect9 No Connect23. MicroSD – J8The UEZGUI-EXP-DK Board includes one 4 bit high speed microSDHC card.JP19 Pin Number Description1 – 2 3.3V3 – 4 MCI DAT 25 – 6 MCI DAT 37 – 8 MCI CMD9 – 10 MCI Clock11 – 12 MCI DAT 013 – 14 MCI DAT 115 – 16 Ground

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