• Operating Systems
    Hello, I seen the C251 Development Tools, as in large programs RTOS is required; in C251, which RTOS we have to use; Same as RTX51 (Full) or not available.
  • MCB251 board non-operation
    I have used Keil tools before with a TI micro and never had the problems I'm seeing now. We received a MCB251 board this week and swapped out the 80251 chip for an Atmel AT89C51RD2. On powerup no LED...
  • Bit Operator
    Hi , A "bit" of a fundamental query. Suppose I declare two bit variables bit MyBit1,MyBit2; I need to do something if both bits are 1. Are these two methods equivalent: if(MyBit1...
  • Bit operations
    I need to shift data into serail input register bit-by-bit. It would be nice, if the compiler would support asm blocks in a C program. 1. Shifting a byte is done by rotatig accumulator left, whereby...
  • Using AT24c02 for random read operation
    I had written a ASM code for Driving a EEPROM using P89V51RD2........... It works fine for sequential write n read.... But the problem is, tat it doesnt read for random..... Plz hep me in tat... I...