2 // Copyright (c) 2017, Tobias Mueller tm(at)tm3d.de
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3 // All rights reserved.
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5 // Redistribution and use in source and binary forms, with or without
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6 // modification, are permitted provided that the following conditions are
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9 // * Redistributions of source code must retain the above copyright
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10 // notice, this list of conditions and the following disclaimer.
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11 // * Redistributions in binary form must reproduce the above copyright
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12 // notice, this list of conditions and the following disclaimer in the
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13 // documentation and/or other materials provided with the
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15 // * All advertising materials mentioning features or use of this
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16 // software must display the following acknowledgement: This product
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17 // includes software developed by tm3d.de and its contributors.
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18 // * Neither the name of tm3d.de nor the names of its contributors may
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19 // be used to endorse or promote products derived from this software
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20 // without specific prior written permission.
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22 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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23 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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24 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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25 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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26 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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27 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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28 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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29 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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30 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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31 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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32 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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34 #define _CHANGEABLE_ID_
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35 #define _ZERO_POLLING_
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36 //#define _HANDLE_CC_COMMAND_
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39 #include "../common/OWConfig.s"
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40 #include "../common/OWCRC8.s"
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47 .macro CHIP_INIT ;r_temp is pushed other Registers should be saved
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50 .macro COMMAND_TABLE
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53 rjmp h_accesswrite_read
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56 #include "../common/OWRomFunctionsDual.s"
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57 #include "../common/OWTimerInterrupt.s"
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61 ; Ab hier Geraeteabhaenging
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62 #define OW_ACCESSREAD OW_FIRST_COMMAND+0
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63 #define OW_ACCESSWRITE OW_FIRST_COMMAND+1
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64 #define OW_ACCESSWRITE_READ OW_FIRST_COMMAND+2
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66 ;---------------------------------------------------
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67 ; READ COMMAND and start operation
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68 ;---------------------------------------------------
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70 #ifdef _HANDLE_CC_COMMAND_
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73 cset 0x44,hrc_set_convertT12
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82 FLASH_COMMANDS ; muss zu erst sein....
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85 /* cset 0xBE,OW_READ_SCRATCHPAD_ADR1
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86 cset 0x4E,OW_WRITE_SCRATCHPAD_ADR1
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87 cjmp 0x44,hrc_set_convertT1
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88 cjmp 0xB4,hrc_set_convertV1*/
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90 #ifdef _CHANGEABLE_ID_
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93 rjmp handle_end_sleep
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97 ;*****************************************************************************************************************************************************************************************
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98 ;*****************************************************************************************************************************************************************************************
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99 ;*****************************************************************************************************************************************************************************************
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100 ;*****************************************************************************************************************************************************************************************
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101 ;*****************************************************************************************************************************************************************************************
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109 #ifndef _DIS_FLASH_
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110 FLASH_COMMANDS ; muss zu erst sein....
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112 cjmp 0xF5,hrc_accessread
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113 cset 0x5A,OW_ACCESSWRITE
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114 /* cset 0xBE,OW_READ_SCRATCHPAD_ADR2
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115 cset 0x4E,OW_WRITE_SCRATCHPAD_ADR2
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116 cjmp 0x44,hrc_set_convertT2
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117 cjmp 0xB4,hrc_set_convertV2*/
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119 //cljmp 0x85,hrc_fw_configinfo2
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120 #ifdef _CHANGEABLE_ID_
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123 rjmp handle_end_sleep
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128 ldi r_mode,OW_ACCESSREAD
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130 lds r_temp,pin_state
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132 mov r_rwbyte,r_temp
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142 h_accesswrite_read:
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143 rjmp handle_end_sleep
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149 breq h_accesswrite_compl
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151 rjmp handle_end_inc
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152 h_accesswrite_compl:
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156 brne h_accesswrite_error
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157 sts pin_set,r_rwbyte
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158 ldi r_mode,OW_ACCESSWRITE_READ
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161 rjmp handle_end_inc
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162 h_accesswrite_error:
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163 rjmp handle_end_sleep
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165 ;---------------------------------------------------
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167 ;---------------------------------------------------
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168 h_writescratchpad_adr2:
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172 #if defined(__AVR_ATtiny25__)
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173 andi r_rwbyte,0x01 ;nur Page 0 und 1 und das immer wiederholen
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176 ldi r_mode,OW_WRITE_SCRATCHPAD2
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179 h_writescratchpad2:
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181 breq h_writescratchpad_all2
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184 configZ pack2,r_temp
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186 rjmp handle_end_inc
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187 h_writescratchpad_all2:
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188 rjmp handle_end_sleep
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198 #include "../common/OWPinInterrupt.s"
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