A recent announcement from Micro Digital explained how the company's smx real-time operating system can do precise profiling of code operations. “… smx v4.1 solves this problem by using the clock ...
There's an interrupt service routine invoked when the 16 bithardware timer overflows. The ISR services the hardware, increments aglobal variable named timer_hi, and returns. Therefore, timer_hi ...
For information about the Interrupt Service Routine read Chapter 5 on Communications by Gurion and Simon in Volume 1 of the On-line Text. For information about the Bar-Code Reader, RR Signal Control, ...