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(@faiz1303)


Re: sdcard as USB mass storage device (arm lpc2388)

Reply posted 5 years ago (06/26/2019)
Hi mr_bandit,Now, firstly I had created the text file in  sdcard. I had copied  all the hex bytes having the information as removable disk name, file name and...

Re: sdcard as USB mass storage device (arm lpc2388)

Reply posted 5 years ago (06/18/2019)
Thanks mr_bandit,Sorry for the incomplete information, I am using a FAT32 file system. It is a normal bare metal code tested on windows(RAM as MSD). Sd card and...
Hi,I am trying to read the sdcard which is connected to the spi port of arm lpc2388 as a mass storage device, I had run the USBMem (RAM) code Keil on my OLIMEX board and...

Re: SSP DMA problem in ARM lpc2388

Reply posted 6 years ago (01/25/2019)
Thanks Kocsonya,First I concentrate on SDcard with SSP, and then only I will move forward with DMA. 

Re: SSP DMA problem in ARM lpc2388

Reply posted 6 years ago (01/25/2019)
Thanks Kocsonya,Sorry for posting a insufficient information, I  first try to do as you have suggested, I am having a problem, when I use a SD card with SSP0, but...

Re: SSP DMA problem in ARM lpc2388

Reply posted 6 years ago (01/22/2019)
Thanks mr_bandit,I didn't get any thing working, I thought that the problem is in SSP initialization. Please tell me, what if I initialize the SD CARD  read and...

SSP DMA problem in ARM lpc2388

New thread started 6 years ago
Hi,Hi,I am working on a project, in which I want to copy a data from SD card (on SSP0) to  a USB flash drive, I want to reduce the time span required to copy data...

Re: ARM lpc2388 RTC with external crystal

Reply posted 6 years ago (09/12/2018)
Thanks mr_banditBut it seems difficult to resolve the problem through the hardware, only option is to feed a different capacitance combination across the crystal,...

Re: ARM lpc2388 RTC with external crystal

Reply posted 6 years ago (09/11/2018)
Thanks mr_bandit,I tried to contact NXP, no response yet, I think instead of 32768Hz I am getting a 32766.86 I'll try to measure the oscillator frequency on scope...

Re: ARM lpc2388 RTC with external crystal

Reply posted 6 years ago (09/10/2018)
HI WaltxMain board is powered by 12V, controller is operating at 3.3V, back up battery is of 3V. I have a doubt, can we get exact 32768 tick from the crystal, or...

Re: ARM lpc2388 RTC with external crystal

Reply posted 6 years ago (09/08/2018)
Hello mr_bandit,We have design our own custom board for voice logger and I have gone through the errata for LPC2388, only two issue related to VBat are mention,...

Re: ARM lpc2388 RTC with external crystal

Reply posted 6 years ago (09/07/2018)
Hi,ARM LPC2388 has a inbuild RTC,I am using an external crystal of 32,768 Hz with capacitor of 10pf,  RTC is powered by a 3V battery which is new one. Today...

ARM lpc2388 RTC with external crystal

New thread started 6 years ago
Hi, I was observing the behavior of RTC from several days, first I run the clock by power supply for 72 hours and the time variation is negligible. When I run the...

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