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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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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34 #define _CHANGEABLE_ID_
35 #define _ZERO_POLLING_
38 #include "../common/OWConfig.s"
39 #include "../common/OWCRC8.s"
43 //.extern am2302_temp,2
45 #if defined(__AVR_ATtiny25__)
52 .comm block,1 ; Block der augegeben, geschrieben wird (Parameter von READ/WRITE Scratchpad)
57 sbic _SFR_IO_ADDR(EECR), EEPE
60 out _SFR_IO_ADDR(EEARH), r_temp
62 out _SFR_IO_ADDR(EEARL), r_temp
63 sbi _SFR_IO_ADDR(EECR), EERE
64 in r_temp,_SFR_IO_ADDR(EEDR)
66 rcall hrc_recall_eeprom_func1
70 rjmp h_readscratchpad1
71 rjmp h_writescratchpad1
73 rjmp h_readscratchpad_adr2
74 rjmp h_readscratchpad2
75 rjmp h_writescratchpad_adr2
76 rjmp h_writescratchpad2
79 #include "../common/OWRomFunctionsDual.s"
80 #include "../common/OWTimerInterrupt.s"
84 ; Ab hier Geraeteabhaenging
85 #define OW_READ_SCRATCHPAD1 OW_FIRST_COMMAND+0
86 #define OW_WRITE_SCRATCHPAD1 OW_FIRST_COMMAND+1
87 #define OW_CONVERT_RUN1 OW_FIRST_COMMAND+2
88 #define OW_READ_SCRATCHPAD_ADR2 OW_FIRST_COMMAND+3
89 #define OW_READ_SCRATCHPAD2 OW_FIRST_COMMAND+4
90 #define OW_WRITE_SCRATCHPAD_ADR2 OW_FIRST_COMMAND+5
91 #define OW_WRITE_SCRATCHPAD2 OW_FIRST_COMMAND+6
94 ;---------------------------------------------------
95 ; READ COMMAND and start operation
96 ;---------------------------------------------------
102 FLASH_COMMANDS ; muss zu erst sein....
104 cjmp 0xBE,hrc_set_readscratchpad1
105 cjmp 0x4E,hrc_set_writescratchpad1
106 cjmp 0x44,hrc_set_convertT1
107 cjmp 0x48,hrc_copy_scratchpad1
108 cjmp 0xB8,hrc_recall_eeprom1
110 #ifdef _CHANGEABLE_ID_
116 hrc_set_readscratchpad1:
117 ldi r_mode,OW_READ_SCRATCHPAD1
120 rjmp h_readscratchpad1
122 hrc_set_writescratchpad1:
123 ldi r_mode,OW_WRITE_SCRATCHPAD1
124 ldi r_bytep,2 ;start to write in 2
128 rcall hrc_recall_eeprom_func1
137 ldi r_mode,OW_CONVERT_RUN1
138 ldi r_sendflag,3 ;set bit 0 and 1 for no zero polling
142 rjmp handle_end_no_bcount
145 hrc_copy_scratchpad1:
147 configZ pack1,r_bytep
149 hrc_copy_scratchpad_EEPROM_write1:
150 sbic _SFR_IO_ADDR(EECR), EEPE
151 rjmp hrc_copy_scratchpad_EEPROM_write1
152 ldi r_temp, (0<<EEPM1)|(0<<EEPM0)
153 out _SFR_IO_ADDR(EECR), r_temp
155 out _SFR_IO_ADDR(EEARH),r_temp
156 out _SFR_IO_ADDR(EEARL), r_bytep
158 out _SFR_IO_ADDR(EEDR), r_rwbyte
159 sbi _SFR_IO_ADDR(EECR), EEMPE
160 sbi _SFR_IO_ADDR(EECR), EEPE
163 brne hrc_copy_scratchpad_EEPROM_write1
167 hrc_recall_eeprom_func1:
169 configZ pack1,r_bytep
172 hrc_recall_eeprom_EEPROM_read1:
173 sbic _SFR_IO_ADDR(EECR), EEPE
174 rjmp hrc_recall_eeprom_EEPROM_read1
175 out _SFR_IO_ADDR(EEARH), r_temp
176 out _SFR_IO_ADDR(EEARL), r_bytep
177 sbi _SFR_IO_ADDR(EECR), EERE
178 in r_rwbyte,_SFR_IO_ADDR(EEDR)
182 brne hrc_recall_eeprom_EEPROM_read1
190 ;---------------------------------------------------
192 ;---------------------------------------------------
196 breq h_readscratchpad_crc1
198 breq h_readscratchpad_all1
199 configZ pack1,r_bytep
201 rjmp h_readscratchpad_endc1
202 h_readscratchpad_crc1:
204 h_readscratchpad_endc1:
208 h_readscratchpad_all1:
209 rjmp handle_end_sleep
215 ;---------------------------------------------------
217 ;---------------------------------------------------
220 configZ pack1,r_bytep
223 breq h_writescratchpad_all1
226 h_writescratchpad_all1:
227 ori r_rwbyte,0x1F ; Alle unteren Bits sind immer 1
229 rjmp handle_end_sleep
231 ;*****************************************************************************************************************************************************************************************
232 ;*****************************************************************************************************************************************************************************************
233 ;*****************************************************************************************************************************************************************************************
234 ;*****************************************************************************************************************************************************************************************
235 ;*****************************************************************************************************************************************************************************************
244 FLASH_COMMANDS ; muss zu erst sein....
246 cset 0xBE,OW_READ_SCRATCHPAD_ADR2
247 cset 0x4E,OW_WRITE_SCRATCHPAD_ADR2
248 cjmp 0x44,hrc_set_convertT2
249 cjmp 0xB4,hrc_set_convertV2
251 #ifdef _CHANGEABLE_ID_
254 rjmp handle_end_sleep
260 lds r_temp,am2302_temp
262 lds r_temp,am2302_temp+1
264 rjmp handle_end_sleep
268 rjmp hrc_set_convertVV2
273 rjmp hrc_set_convertend2
277 lds r_temp,am2302_hum
279 lds r_temp,am2302_hum+1
282 rjmp handle_end_sleep
286 ;---------------------------------------------------
288 ;---------------------------------------------------
290 h_readscratchpad_adr2:
294 #if defined(__AVR_ATtiny25__)
295 andi r_rwbyte,0x01 ;nur Page 0 und 1 und das immer wiederholen
299 ldi r_mode,OW_READ_SCRATCHPAD2
303 breq h_readscratchpad_crc2
305 breq h_readscratchpad_all2
311 h_readscratchpad_crc2:
314 h_readscratchpad_all2:
315 rjmp handle_end_sleep
320 ;---------------------------------------------------
322 ;---------------------------------------------------
323 h_writescratchpad_adr2:
327 #if defined(__AVR_ATtiny25__)
328 andi r_rwbyte,0x01 ;nur Page 0 und 1 und das immer wiederholen
331 ldi r_mode,OW_WRITE_SCRATCHPAD2
336 breq h_writescratchpad_all2
342 h_writescratchpad_all2:
343 rjmp handle_end_sleep
353 #include "../common/OWPinInterrupt.s"