• LPCxxxx flash programmer 'mxli' with Raspberry Pi support

    Hello Guys,   I'd like to announce the update of my open-source command-line flash programmer 'mxli' . I know, that many programmers don't appreciate using command-line tools these days, so skip this, if you're ...
    Marc Prager
    last modified by Marc Prager
  • LPC ADC gain error vs absolute error spec

    In most (all?) of the LPC series the ADC performance specification figures include gain error (E_G) and absolute error (E_T).   For example:   LPC1110/11/12/13/14/15 (10-bit ADC), +/- 0.6 % gain ...
    Eric Rullens
    last modified by Eric Rullens
  • Flash read on LPC5101

    Hi,   i am using LPC54101. I try to read the flash address from 0x00000000 to 0x0007FFFF. But the top 512 bytes(0x0000 - 0x01FF) of the data what i read back is wrong data, after 512 bytes (0x0200 - 0x0007FFFF) i...
    Jerry Leung
    last modified by Jerry Leung
  • Global constant in GNU AS

    I have an assembler program consisting of several partial programs. I know that labels have to be declared as "global" so that other partial programs can see them: label: LDR R0,[R1] can only be seen by the same pa...
    Ian Benton
    last modified by Ian Benton
  • Product Selector

    I'm searching an MCU, preferably from the LPC family to start a new development. After using the product selector for some time, it wondered me that I was always getting a very limitted number of hits. https://ww...
    dingelen
    last modified by dingelen
  • need to implement RS485 Slave on lpc

    Hello,   I want to implement RS485 slave protocol on lpc1857 using UART3. Please inform if anyone has the code for the same.   I want listen for the command from Arduino as a RS485 master and want lpc1857 ...
    shruti patel
    last modified by shruti patel
  • LPC1343 I2C example from LPCOpen, how to use?

    Related to the issue I reported few days ago (I2C read/write with LPC1343 ), I'm now trying to run the i2c example code as-it-is   I imported the project in MCUXpresso from the LPCOpen archive for LPC1343, ...
    Dario Murgia
    last modified by Dario Murgia
  • I2C read/write with LPC1343

    I am working with a colleague on a personal project, a home-made bluetooth speaker powered by NXP microcontroller LPC1343 and TFA98xx Audio Amplifier, together with a BT module by Qualcomm.   The application is ...
    Dario Murgia
    last modified by Dario Murgia
  • a LPC54xx  main clock issue.

    what i did :  1.  i set the lpc54606 main_clk:48Mhz       2. I initialize a GPIO as output, then in main i did this:    so i got a clk . but  the frequency...
    yangyong wu
    last modified by yangyong wu
  • LPC1343 ROM USB HID support: What does SampleInterval do?

    I'm using the ROM USB driver on the LPC1343 to implement a custom HID device. One of the fields supplied to the "init" method is called "SampleInterval" and is described as "Interrupt endpoint (IN and OUT) sample inte...
    Kevin Martin
    last modified by Kevin Martin
  • How to transfer the data between the GPIO port to internal memory SRAM in LPC4370 without using the DMA technique such that is there is any single Embedded C instruction to transfer the any one of the GPIO port data into the internal SRAM specified addres

    How to transfer the data between the GPIO port to internal memory SRAM in LPC4370 without using the DMA technique such that is there is any single Embedded C instruction to transfer the any one of the GPIO port data i...
    sujay p
    last modified by sujay p
  • LPC1343 is not enumerated as USB Mass Storage device

    I    When switch S1 pressed, Driver is it is trying to connect the LPC 1343 as USB MSD. Installed USB sniffer and watched what is happening. PC is sending some bytes of data to lpc1343. But lpc1343 is not r...
    sivaprakash Natesan
    last modified by sivaprakash Natesan
  • how can i set multiple Rx IDs in CAN Protocol?

    i am use LPC1833 Controller also i have LPCOpen SDK 
    Nitin Kanani
    last modified by Nitin Kanani
  • Problem when start location is not 0x00

    Hello everyone!   I am working with a LPC1317, which it contains an initial bootloader and application. I am developing the Application, which I want to start it in 0x1000. I have configurated it (in MCUXpresso...
    Miguel Bermejo
    last modified by Miguel Bermejo
  • Flash read/write on LPC54102

    Hi,   i am using board which contains NXP's lpc54102. I am trying to write data to a flash (Sector 15 , Address 0x0007E000) and read it using memcpy() function. I am using Chip_IAP_CopyRamToFlash() api to write ...
    Chethan Kumar
    last modified by Chethan Kumar
  • Failed on connect: Nn(05). Wire ACK Fault in DAP access.

    Hi everyone.   I have a problem with flashing my LPCXpresso 1347, it's suddenly stopped working. I've got a "Wire ACK Fault in DAP access" error.    Console log:   Executing flash operation 'Pro...
    Waldemar Jankowski
    last modified by Waldemar Jankowski
  • DMX signal reverse polarity detection

    Does anyone have a neat way of determining if a DMX signal is inverted? (Data+ and Data- interchanged, so that the received signal is inverted)
    Ian Benton
    last modified by Ian Benton
  • SIE USBDevIntClr

    i need to get device connect status. if i want to use USBDevIntClr variable in code with IAR , which file should i include ? or could tell me how to build the example of the Read Current Frame Number comman...
    jay ch
    last modified by jay ch
  • USB connect state

    how to check USB connect state for lpc1343 at chip endpoint? when will it enter USB interrupt handler? what does (*rom)->pUSBD->isr(); do?  
    jay ch
    last modified by jay ch
  • snarf binary

    im losting my project workspace,  so i want to get my binary from the chip lpc1343 by jtag, how could i do  it?
    jay ch
    last modified by jay ch