• Interrupts for AT89C51CC03
    Hello, I want to programm the interrups for the at89c51cc03 in C. But I can't find how i have to do this. i have the configuration from the datasheet. but how look the "interrupt funktion header...
  • Clear pending interrupt for AT89C51CC03
    We are having a problem in that we are disabling external interrupt 1 (EX1) in order to prevent a task from happening, but, when we re-enable EX1, a pending IRQ is serviced. We would like to be able...
  • Access to ERAM in AT89C51CC03
    The Atmel AT89C51CC03 contains 256 bytes of RAM and 2048 bytes of ERAM What kind of memory access is the fastest? Is also the lower part (128 byes) of the RAM faster than the upper part? How do...
  • A memory question on Atmel AT89C51CC03
    From the data sheet, it says the Atmel AT89C51CC03 has 256 bytes RAM and 2048 byte ERAM. When I use Keil compile my code, at the end, Keil says data = 105, xdata = 2285... There is no other warning...
  • Atmel AT89C51CC03.H
    I want to set the device on the Target to AT89C51CC03. Is is not in the first tab under Atmel. Do I have to place AT89C51CC03.H in the project directory or do I miss something else so I can not...