• Having trouble starting a project
    I start uVision3 and clicked 'New uVision Project' from the Project Menu. A 'Create New Project' window appears. I enter the name of the project (LEDTest) and clicked save. Then a "Select device for...
  • Have a trouble in Delay programming...
    Hello frnz, i've designed a delay code that is as follows... for(i=0;i<40000;i++); The code has been designed for a NXP 89V51RD2 microcontroller similar to 8051 with a clock 11.0592MHz. How much delay...
  • I still have trouble with FLOATFUZZY
    My test routine is as follows. #pragma OPTIMIZE(0) #pragma FLOATFUZZY(3) #include <intrins.h> void main() { float f1; float f2; unsigned long l1; unsigned long l2; f1 = 0.9; f2 = f1 - 0.1;...
  • Trouble with reading SBUF1
    HI everyone! I am workinf with Silabs 8051F020, and I need to use the uart1 shift register mode (mode 0). Everything seems to work fine, except that when I try to read the SBUF1 register and load...
  • Trouble with serial port work.
    I was using Keil to program a Philips 89c51 chip last week to transmit data at 19200 bps. It was working perfectly, i got the data on the PC. I could also see the actual 0V - 5V waveforms on the TXD pin...