• RtxTiny2\Examples\Ex1
    I got error message during running RTX tiny's example EX1 when I changed the target to Intel 8051. The message as following: *** error 65:access violation at I:0xFE: no 'write' permission. ***...
  • Busy flag of AT89C51ED2 is not getting cleared!!!
    Hi Keil, I have written the follwing code for writing the byte in EEPROM in ED2. The Problem is BUSY flag is not being cleared. while(!(EECON & 0x01)) ; EA = 0; EECON |= 0x02; XBYTE[0X0055...
  • Cortex-M3 NVIC, When to clear the interrupt flag
    After some study, trial and error, I created a simple project for a NXP LPC1768, to test its timer interrupt. This project contains only startup_LPC17xx.s, system_LPC17xx.c, C-main.c, and timer.c. ...
  • Does tsk_lock clear pending interrupt flag?
    Hi everybody, I have a question related to implementation of tsk_lock() for Cortex-M3. The manual says that the function disables the timer interrupt and thus prevents the RTOS from switching. But disabling...
  • Does tsk_lock clear pending interrupt flag?
    Hi everybody, I have a question related to implementation of tsk_lock() for Cortex-M3. The manual says that the function disables the timer interrupt and thus prevents the RTOS from switching. But disabling...