Mercurial > public > mk2
view code_part1/OSTC_code_asm_part1/spbrgselect.inc @ 167:cb055a7d75f3
+ Use overlay local vars.
+ Make all private functions static.
+ Merge calc_tissue 2sec and 1min
+ Merge sim_tissue 1min and 10min
+ Expose basic display utilities for c-code.
+ Prepare stand-alone utilities for p2_main.c testing platform.
+ New c utility: int read_custom_function(cf#)
author | JeanDo |
---|---|
date | Mon, 24 Jan 2011 23:31:57 +0100 |
parents | 96a35aeda5f2 |
children |
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RoundResult SET 0 ; Rounding function. RoundResult = Round(aa/bb) Round macro aa,bb LOCAL rr = aa/bb LOCAL d1 = aa - rr*bb LOCAL d2 = (rr+1)*bb - aa RoundResult = rr if d1 >= d2 RoundResult++ endif endm AbsResult SET 0 Abs macro nr if nr>=0 AbsResult = nr else AbsResult = -nr endif endm Round xtal,(16*baud) spbrg_value EQU RoundResult-1 Round xtal,(16*(spbrg_value+1)) baud_real EQU RoundResult Abs(baud_real-baud) errpercent EQU AbsResult*100/baud if errpercent > 4 ERROR big error in baudrate: #v(errpercent)% endif if errpercent >= 2 messg baudrate not exact: #v(errpercent)% endif