• Preprocessor Confusion?
    Why does Keil's C51 preprocessor work fine with: #define MULTPLR (unsigned char)((float)9.114584e-5 * (float)18432000 / (float)12) ...but consistently give the wrong result with: #define...
  • output confusion
    I use an RF 315/434 MHz ASK RECEIVER and 315/434 MHz ASK TRANSMITTER for the communication between two 89c52 microcontrollers. I am a beginner. In the transmitter microcontroller i use the normal code...
  • Leading underscore in variable name
    Hi, I try to investigate a program written by a former collegue. An 8-bit dipswitch is connected to the microcontroller address/data bus. Two variables are declared in an assembler file: public...
  • CMSIS confusion
    Note: This was originally posted on 27th October 2012 at http://forums.arm.com Hello all I have few questions about CMSIS. I have reviewed some libs with basic functions and there is no loops for rest...
  • APB confusion
    Note: This was originally posted on 1st September 2011 at http://forums.arm.com Hi, This may seem a very basic doubt. I have implemented APB peripheral on a Cortex M1 based ACTEL platform. I do 3 memory...