Timer and Interrupt on C167

Hi, I've timer T6 set to send interrupt (level 11, group 1) each 500 microseconds. This interrupt is managed by a routine. I need to know how many time remains after this routine before the next T6...
Timer and Interrupt on C167

Hi, I've timer T6 set to send interrupt (level 11, group 1) each 500 microseconds. This interrupt is managed by a routine. I need to know how many time remains after this routine before the next T6...
Rotate through carry

How do I implement rotate through carry (RLC A, RRC A) in C (Keil C51) ? This is useful for bit banging operations in 12 bit serial Adc's , serial EEprom's . Now I use the assembly routines as it seems...
Rotate through carry

How do I implement rotate through carry (RLC A, RRC A) in C (Keil C51) ? This is useful for bit banging operations in 12 bit serial Adc's , serial EEprom's . Now I use the assembly routines as it seems...
how to rotate or shift data

how to rotate or left/right shift the data on port0 of 8051