• serial wire debug
    sir,      I am working with SWD(serial wire debug protocol) on cortex m4 architecture, one thing  i don't understand that i am unable to write value into registers r13 and r14 the remaining registers...
  • Does Cortex-M3/M4 continue with burst in response to ERROR?
    AMBA spec states that 'Master can choose whether to terminate current burst or continue with burst in response to ERROR'. What does Cortex-M3/M4 do in response to ERROR? Does it continue with burst in...
  • Access ETM without using a debug kit
    Hi i'm using Nucleo board F401RE. i want to access to ETM with code. i'm using IAR Embedded Workbench My code: #define ETM_CR 0xE0041000 // Address of ETM_CR #define ETM_LAR 0xE0041FB0...
  • Continuing the journey through the Cortex maze...
    Following on from two earlier articles ( Navigating the Cortex Maze and ARMv6-M vs ARMv7-M - Unpacking the Microcontrollers ), you might be interested in a new piece on the ARMv7-A architecture and Cortex...
  • arm cortex m3 designstart debug with st_link.
    I download arm cortex m3 prototype to the CYCLON 5 FPGA .Then use keil to debug the software but when click he debug button ,I encountered an error like the one shown above. I don't know how to solve...