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  • External BRAM as I/D memory for Cortex-M1 DesignStart package for Xilinx FPGAs

    Hi,

    I'd like to try and use external BRAM as the I/D memory for the Cortex-M1 DesignStart package for Xilinx FPGAs. The reference examples for Arty boards use the internal TCMs.

    I've built a design in Vivado with a BRAM connected to the AXI3 port mapped…

  • NVIC and ARM asm

    Cannot configure interupts of TIM6 on stm32f103 board

    Does my NVIC configuration wrong?

    Code:

    @ stm32f103 timer & interrupt test by laper_s (from 2019-02-02)

.thumb
.cpu cortex-m3
.syntax unified

.word   0x20005000
.word   start + 1

b   start…