• I am looking for a very low power LPC Microcontroller

    Hello, I am used to work with the microcontrollers from the LPC family (Cortex M) and now I need a very low power LPC microcontroller to work on battery which need to last long, maybe half of year (of course I'll us...
    Doinita Marcu
    last modified by Doinita Marcu
  • 32 GB SD Card write through LPC3250

    Hello,   We are using the LPC3250FET296/01,5 processor for our project. We wanted to use an SD card for storing some processed data. We plan to use a 32 GB SD card through the SD card interface provided for...
    Avinash Koushik
    last modified by Avinash Koushik
  • SCT appliction for outout Specified freq and Specified pulse number

    I wirte an API for PLS(freq, PLS_num)//freq :1~200k , PLS_NUM 0~ 10000 . for example ,PLS(200K,100) : SCT will send 200K Hz 100 pluse. when SCT complete a plule , SCT interunt will happen and count pluse number , tha...
    yansin lee
    last modified by yansin lee
  • SCT -  PWM 200K Hz 100puse,not use interupt to STOP。

    SCT0產生一個200KHz AB pulse輸出波形,當user設定100次pulse(200KHz AB) 後,自動將SCT0關掉. (不用中斷去關掉SCT0,因為隨MCU的負載量變大,會導致來不及去關掉SCT0,導致額外多輸出101次的波形) SCT0有甚麼方法可去完成這個應用?不使用中斷。 -----------------------------------------------------------------...
    yansin lee
    last modified by yansin lee
  • SCT  applicaion - count PWM pluse number

    how to count PWM  pulse  by SCT ? for example . sent 200K 100pulse(duty 50~40%) to SCT。 SCT can count 100 pulse(can not use SCTinterupt)  please give me example.thanks.   -------...
    yansin lee
    last modified by yansin lee
  • LPC3141, CS High to OE High Timing Question

    Hi Support team,     We have a question about the timing specification in the LPC3141 datasheet. Need some explanation. Please refer the tCSHOEH specification in the SRAM controller module as below. The mi...
    StanleyH
    last modified by StanleyH
  • Can I use an SCTimer triggerred by I2S_TX_SW signal to start a counter

    In order to synchronise the I2S interface across a distributed system, I want to start a counter on the falling edge of I2S_TX_WS. When I receive a global synchronising signal I then want to read the counter value, wh...
    Jonathan Smith
    last modified by Jonathan Smith
  • LPC2148

      Please help me to get the answer.
    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