• 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...
  • at91sam7se USB problem
    I tried to use the at91sam7s64-EK USB-HID example for my at91sam7se256 device. The only thing I changed was the power management in startup file, because my device uses different clock frequency.(and...
  • 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...
  • Only one external interupt is serviced when interupt inputs are paralled
    Hello Experts, Please help me to solve the below issue. I have written a code to handle two external interrupts (ENT1 and ENT2) and toggle port pins to confirm the ISR's execution. When both the...
  • interupt management
    dear all, i am running 3 motors in 4msec timer interrupt and clocks given to motor are in different timer interrupts. priority of clock interrutps are more than 4msec timer interrupt but when i am...