• OT: Atmel C51RB2 Osc
    I have hand built a protoboard using the Atmel 89C51RB2. I used a 32 Mhz crystal and 33pf caps. When I scope the crystal pins I get a 95 nSec signal. This is about 10 Mhz. Is there some...
  • Cortex M0+ WDT Osc Values
    I am using a NXP LPC11U68 (Cortex M0+). Specific to the WDT oscillator, why does the KEIL start-up library define different oscillator frequencies than NXP data-sheet. Keil's 'startup_LPC11U6x...
  • LIC code changes when Keil uVision is updated?
    Hi all, I want to update the Keil software from 5.24a to 5.25 version. Someone can tell me which is the procedure with the license? I need to uninstall it and reinstall again? I have the same...
  • C51: Debug problem: how to use external crystal osc
    The mcu I'm using: c8051f226 I use an external osc for system clock. When doing the debug (C51), the simulator couldn't generate the ready bit XTLVLD (OSCXCN.7). There is no configuration options...
  • uvision not seeing changed flash
    Hello, I'm debugging a firmware update problem and notice that uVison2 and 3 do not refresh the dissasembly or code memory views. In other words, my app writes the new code into flash, but Uvision...