Mercurial > public > mk2
view code_part1/OSTC_code_asm_part1/temp_extrema.asm @ 739:96d32c0cf206
BUGFIX: Clear end-of-dive countdown properly when descending again
author | heinrichsweikamp |
---|---|
date | Mon, 08 Jul 2013 19:32:32 +0200 |
parents | 39e02673db4c |
children | c50296c3059e |
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; OSTC - diving computer code ; Copyright (C) 2008 HeinrichsWeikamp GbR ; This program is free software: you can redistribute it and/or modify ; it under the terms of the GNU General Public License as published by ; the Free Software Foundation, either version 3 of the License, or ; (at your option) any later version. ; This program is distributed in the hope that it will be useful, ; but WITHOUT ANY WARRANTY; without even the implied warranty of ; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ; GNU General Public License for more details. ; You should have received a copy of the GNU General Public License ; along with this program. If not, see <http://www.gnu.org/licenses/>. ; takes care of the temperature extrema routine ; written by: Matthias Heinrichs, info@heinrichsweikamp.com ; written: 05/15/08 ; last updated: 05/15/08 ; known bugs: ; ToDo: check_temp_extrema: ; called once every minute from Sleeploop, Surfloop and Diveloop clrf EEADRH read_int_eeprom d'54' ; get lowest temperature so far movff EEDATA,sub_b+0 read_int_eeprom d'55' movff EEDATA,sub_b+1 SAFE_2BYTE_COPY temperature,sub_a call sub16 ; sub_c = sub_a - sub_b btfss neg_flag ; new lowest temperature ? bra check_temp_extrema_high ; Yes, store new value together with the date movff sub_a+0,EEDATA write_int_eeprom d'54' movff sub_a+1,EEDATA write_int_eeprom d'55' movff month,EEDATA write_int_eeprom d'56' movff day,EEDATA write_int_eeprom d'57' movff year,EEDATA write_int_eeprom d'58' ; Now check high extrema check_temp_extrema_high: read_int_eeprom d'59' ; get highest temperature so far movff EEDATA,sub_b+0 read_int_eeprom d'60' movff EEDATA,sub_b+1 SAFE_2BYTE_COPY temperature,sub_a call sub16 ; sub_c = sub_a - sub_b btfsc neg_flag ; new highest temperature ? return ; no, quit! ; Yes, store new value together with the date movff sub_a+0,EEDATA write_int_eeprom d'59' movff sub_a+1,EEDATA write_int_eeprom d'60' movff month,EEDATA write_int_eeprom d'61' movff day,EEDATA write_int_eeprom d'62' movff year,EEDATA write_int_eeprom d'63' return