• Why is USB so much faster than normal serial communication?
    Hello, USB and say, RS-232/485 are all serial mediums to deliver data. What makes USB so much faster? Why can't the same data transfers rate be achieved with say, RS-232? Sorry for asking a non-Keil...
  • Why is my Cortex-M4 taking too much cycles?
    Note: This was originally posted on 10th September 2012 at http://forums.arm.com Dear Arm-experts, i wanted to use the FPU of my STM32F4 (Cortex-M4). To see if it's working properly i compared with this...
  • How much Stack size needed
    Hello Im using uVision3 3.60 with LPC2366. How can I get the maximum stack usage? I tried like this (see below) but the result is: Maximum Stack Usage = 0 bytes + Unknown(Cycles, Untraceable Function...
  • 2K Code - how much of a limit is that?
    The free Evaluation version of the Keil tools has a 2K limit on generated code size. Just wondering: how much can you actually achieve in 2K on an 8051? I'm sure there must be a number of worthwhile...
  • eglSwapBuffers() taking so much time
    Hello Arm Community! I'm facing a problem with a HUAWEI P20 which has a GPU GLES: ARM, Mali-T830, OpenGL ES 3.2 v1.r20p0-01rel0.9a7fca3f7dd712a473937294a8ae24b1 the Stramline/GA capture shows...