• LPC2148 ASM program need on system call, number 0x55 need to be implemented in assembly language

    For LPC2148 SoC, a software system call, number 0x55 need to be implemented in assembly language. This system call is used to measure the CPU temperature and raise an alarm if the CPU is overheated. Assume ARM mode of...
    Jon Bright
    last modified by Jon Bright
  • usart receiving problem?

    Hai              i  am using LPC824 MCUXPRESSO  when i try to receive the char from the usart  by using usb to serial converter , i open the terminal in  my mcux...
    Aravind palanisamy
    last modified by Aravind palanisamy
  • Does the GPI_4/SPI1_BUSY need to be ties low or high when not in use?

    I am working on a production run of an assembly using the LPC3250.  We get a high rate of failure to program when we try to clone a board from a known good board. The clone is using the SPI ports on each assembly...
    Curtis Wagner
    last modified by Curtis Wagner
  • how to configure the counter ?

    Hai              I am using LPC824 MCUXPRESSO IDE  , i need to act one GPIO PIN as counter if there is an example code for counter , i searched in example code but i din't...
    Aravind palanisamy
    last modified by Aravind palanisamy
  • axh file to hex file conversion?

    Hai          I am using LPC824 .MCUXPRESSO IDE  . I need to convert axh file to hex file plz give me some assistance from your side . How to convert axh file hex let me know the solution...
    Aravind palanisamy
    last modified by Aravind palanisamy
  • i2c reading problem

    Hai              i am using LPC824 MCUXPRESSO IDE    i need to read 16 bit adc but in lpc824 having only 12 bit so thats why i got external adc ADS1115 module this I2C bas...
    Aravind palanisamy
    last modified by Aravind palanisamy
  • LPC4370 performance with external SPIFI flash

    Hello. We are faced with the problem of slow work of some parts of the code in LPC4370. We created a test code of 2 functions that allow you to set or reset the debug pin of the microcontroller. We have repeatedly se...
    Vitaliy Livnov
    last modified by Vitaliy Livnov
  • LPC3250 EMC interface with Spartan-6 FPGA

    Hi,   I'm using LPC3250 to communicate with my FPGA through EMC interface. When doing a read operation my data is read as a constant value (in my case specifically 0x0008). I brought out the EMC pins on board ...
    Vijay N
    last modified by Vijay N
  • 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
  • 4-bit ECC on LPC3250

    Is there a 4-bit ECC implementation for LPC3250?   I am working with a new NAND flash with the NXP LPC3250. Previously a 1-bit ECC NAND was used and we moved to a 4-bit ECC NAND. It does not look like my U-Boot ...
    Serah Peterson
    last modified by Serah Peterson
  • lpc3240 download to nandflash

    lpc 3240 , how can I download .hex to nandflash ? (No OS ,standalone),thanks a lot
    gan zhang
    last modified by gan zhang
  • 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
  • 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
  • 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
  • LPC3180FEL320

    Hi,  My company currently use the now obsolete LPC3180FEL320/01,5 chip in one of our products which is no having to be sourced from the grey market. One of our suppliers has sent us an email saying that they...
    Jack Bysouth
    last modified by Jack Bysouth
  • Is i2c and i2s transmit and receive frame formats are same or different . Like in i2c start_bit , Slave_address_ack, data, and stop

    I want I2S Receive  and transmit frame format .
    sai krishna
    last modified by sai krishna
  • LPC2388 MAC address

    Hi, I am working on a project, which has a one module of TCPIP  communication. But before I had used a PIC32 microchip controller which is shipped with a in-build mac address, what in case of LPC2388  and L...
    Mohammad Faizan
    last modified by Mohammad Faizan
  • EEPROM NXH5104 sample source code

    I'm going to use EEPROM NXH5104 in my product .  Do we have any sample source code which implement the read/write function of this chip ?
    Hau Lam
    last modified by Hau Lam
  • How can we protect the code with a secret key?

    Hello, I just wonder, the CRP for LPC microcontrollers is a certain number to be written at a certain memory location, and this number is not secret, it is the same for all projects. How can we protect the code with a...
    Doinita Marcu
    last modified by Doinita Marcu
  • Setting up a LPC32x0 binary for serial boot

    Content originally posted in LPCWare by wellsk on Tue Aug 09 11:08:15 MST 2011 If you want to boot an image on the LPC32x0 from serial FLASH, the image must be setup to load and boot from address 0x0, have a correct s...
    lpcware
    last modified by lpcware