Mercurial > public > mk2
view code_part1/OSTC_code_asm_part1/spbrgselect.inc @ 842:454ef5c2e6aa default tip
Bugfix: Auto-SP did not show >9m for some 2C hardware versions in German language firmware
Make year settings until 2040 possible (This is likely the final release for this model)
| author | heinrichsweikamp |
|---|---|
| date | Sat, 29 Nov 2025 14:11:07 +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
