• SDRAM CLK in AT91SAM7SE
    I'm using SDRAM with AT91SAM7SE. My problem is that even though the processor's MCK(Main clock) can go up to max 96 MHz but the SDRAM clock can only go up to 48 MHz. Processor can be run at 96 MHz...
  • Configuring PIO and SMC in AT91SAM7SE
    Hi all, In my project i have connected external SRAM with AT91SAM7SE controller via static memory controller interface,for that i configured PIO and SMC controllers, then i have tried to write some data...
  • AT91SAM7SE-EK - AT91C_UDP_TXCOMP Interupt only every 1ms
    Dear All, I took the keil sample for AT91SAM7S-EK for mass storage and modufied it for my AT91SAMSE-EK. After the modification the program runs fine and I can use the board as a USB mass storage...
  • USB problem
    Hello all, I am writing an application that needs to communicate with a PC over USB. My problem is that once I plug the USB cable into the embedded side, Windows XP reports "USB device not recognized...
  • USB problems "USB Device Not Recognized"
    Hi. We will use SAM-BA to flash several independent (data-) segments into FLASH memory of our AT91SAM7X512 target device (at 0x140000 and 0x141000). Our target device seems OK, but Microsoft complains...