2 // Copyright (c) 2015, Tobias Mueller tm(at)tm3d.de
3 // All rights reserved.
5 // Redistribution and use in source and binary forms, with or without
6 // modification, are permitted provided that the following conditions are
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12 // notice, this list of conditions and the following disclaimer in the
13 // documentation and/or other materials provided with the
15 // * All advertising materials mentioning features or use of this
16 // software must display the following acknowledgement: This product
17 // includes software developed by tm3d.de and its contributors.
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19 // be used to endorse or promote products derived from this software
20 // without specific prior written permission.
22 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
23 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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32 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
34 #define _CHANGEABLE_ID_
36 #include "../common/OWConfig.s"
37 #include "../common/OWCRC8.s"
41 //.extern am2302_temp,2
47 sbic _SFR_IO_ADDR(EECR), EEPE
50 out _SFR_IO_ADDR(EEARH), r_temp
52 out _SFR_IO_ADDR(EEARL), r_temp
53 sbi _SFR_IO_ADDR(EECR), EERE
54 in r_temp,_SFR_IO_ADDR(EEDR)
56 rcall hrc_recall_eeprom_func
61 rjmp h_writescratchpad
64 #include "../common/OWRomFunctions.s"
65 #include "../common/OWTimerInterrupt.s"
69 ; Ab hier Geraeteabhaenging
70 #define OW_READ_SCRATCHPAD OW_FIRST_COMMAND+0
71 #define OW_WRITE_SCRATCHPAD OW_FIRST_COMMAND+1
74 ;---------------------------------------------------
75 ; READ COMMAND and start operation
76 ;---------------------------------------------------
82 FLASH_COMMANDS ; muss zu erst sein....
84 cjmp 0xBE,hrc_set_readscratchpad
85 cjmp 0x4E,hrc_set_writescratchpad
86 cjmp 0x44,hrc_set_convertT
87 cjmp 0x48,hrc_copy_scratchpad
88 cjmp 0xB8,hrc_recall_eeprom
89 #ifdef _CHANGEABLE_ID_
95 hrc_set_readscratchpad:
96 ldi r_mode,OW_READ_SCRATCHPAD
101 hrc_set_writescratchpad:
102 ldi r_mode,OW_WRITE_SCRATCHPAD
103 ldi r_bytep,2 ;start to write in 2
107 rcall hrc_recall_eeprom_func
115 ;lds temp,am2302_temp
117 ;lds temp,am2302_temp+1
128 ; cp r_temp,r_temp2 ;higher than or equal to TH
129 ; brge hrc_set_convertT_set_arlarm
131 ; cp r_temp,r_temp2 ;lower than or equal to TL
132 ; brlt hrc_set_convertT_set_arlarm
133 ; breq hrc_set_convertT_set_arlarm
134 ; rjmp hrc_set_convertT_end
135 ;hrc_set_convertT_set_arlarm:
137 ;hrc_set_convertT_end:
138 ; sts alarmflag,r_rwbyte
139 rjmp handle_end_sleep
146 hrc_copy_scratchpad_EEPROM_write:
147 sbic _SFR_IO_ADDR(EECR), EEPE
148 rjmp hrc_copy_scratchpad_EEPROM_write
149 ldi r_temp, (0<<EEPM1)|(0<<EEPM0)
150 out _SFR_IO_ADDR(EECR), r_temp
152 out _SFR_IO_ADDR(EEARH),r_temp
153 out _SFR_IO_ADDR(EEARL), r_bytep
155 out _SFR_IO_ADDR(EEDR), r_rwbyte
156 sbi _SFR_IO_ADDR(EECR), EEMPE
157 sbi _SFR_IO_ADDR(EECR), EEPE
160 brne hrc_copy_scratchpad_EEPROM_write
164 hrc_recall_eeprom_func:
169 hrc_recall_eeprom_EEPROM_read:
170 sbic _SFR_IO_ADDR(EECR), EEPE
171 rjmp hrc_recall_eeprom_EEPROM_read
172 out _SFR_IO_ADDR(EEARH), r_temp
173 out _SFR_IO_ADDR(EEARL), r_bytep
174 sbi _SFR_IO_ADDR(EECR), EERE
175 in r_rwbyte,_SFR_IO_ADDR(EEDR)
179 brne hrc_recall_eeprom_EEPROM_read
187 ;---------------------------------------------------
189 ;---------------------------------------------------
193 breq h_readscratchpad_crc
195 breq h_readscratchpad_all
198 rjmp h_readscratchpad_endc
199 h_readscratchpad_crc:
201 h_readscratchpad_endc:
205 h_readscratchpad_all:
206 rjmp handle_end_sleep
212 ;---------------------------------------------------
214 ;---------------------------------------------------
220 breq h_writescratchpad_all
223 h_writescratchpad_all:
224 ori r_rwbyte,0x1F ; Alle unteren Bits sind immer 1
226 rjmp handle_end_sleep
233 #include "../common/OWPinInterrupt.s"