// Copyright (c) 2017, Tobias Mueller tm(at)tm3d.de // All rights reserved. // // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above copyright // notice, this list of conditions and the following disclaimer in the // documentation and/or other materials provided with the // distribution. // * All advertising materials mentioning features or use of this // software must display the following acknowledgement: This product // includes software developed by tm3d.de and its contributors. // * Neither the name of tm3d.de nor the names of its contributors may // be used to endorse or promote products derived from this software // without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. #define _CHANGEABLE_ID_ #define _ZERO_POLLING_ //#define __4MHZ__ //#define _DB_ #include "../common/OWConfig.s" #include "../common/OWCRC16.s" .extern pack,8 .comm addr,1 ;zweites Adressbyte ist unnoetig (Warum auch immer fuer 32 Byte 16 Bit Adressen verwendet werden....) .comm crcsave,1 ; zwischenspeicherspeicher fuer crc nur zweites byte.... //.extern am2302_temp,2 .macro CHIP_INIT .endm .macro COMMAND_TABLE rjmp h_readmemoryaddr rjmp h_readmemory rjmp h_readmemorycrc1 rjmp h_readmemorycrc2 rjmp h_writememoryaddr rjmp h_writememory rjmp h_writememorycrc1 rjmp h_writememorycrc2 rjmp h_writememoryreadback rjmp h_convert rjmp h_convertcrc1 rjmp h_convertcrc2 rjmp h_convert_conv .endm #include "../common/OWRomFunctions.s" #include "../common/OWTimerInterrupt.s" ; Ab hier Geraeteabhaenging #define OW_READ_MEMORY_ADDR OW_FIRST_COMMAND+0 #define OW_READ_MEMORY OW_FIRST_COMMAND+1 #define OW_READ_MEMORY_CRC1 OW_FIRST_COMMAND+2 #define OW_READ_MEMORY_CRC2 OW_FIRST_COMMAND+3 #define OW_WRITE_MEMORY_ADDR OW_FIRST_COMMAND+4 #define OW_WRITE_MEMORY OW_FIRST_COMMAND+5 #define OW_WRITE_MEMORY_CRC1 OW_FIRST_COMMAND+6 #define OW_WRITE_MEMORY_CRC2 OW_FIRST_COMMAND+7 #define OW_WRITE_MEMORY_READBACK OW_FIRST_COMMAND+8 #define OW_CONVERT OW_FIRST_COMMAND+9 #define OW_CONVERT_CRC1 OW_FIRST_COMMAND+10 #define OW_CONVERT_CRC2 OW_FIRST_COMMAND+11 #define OW_CONVERT_CONV OW_FIRST_COMMAND+12 ;--------------------------------------------------- ; READ COMMAND and start operation ;--------------------------------------------------- h_readcommand: clr r_bytep #ifndef _DIS_FLASH_ FLASH_COMMANDS ; muss zu erst sein.... #endif cset 0xAA,OW_READ_MEMORY_ADDR cset 0x55,OW_WRITE_MEMORY_ADDR cset 0x3C,OW_CONVERT FW_CONFIG_INFO #ifdef _CHANGEABLE_ID_ CHANGE_ID_COMMANDS #endif ldi r_mode,OW_SLEEP rjmp handle_end h_readmemoryaddr: cpi r_bytep,0 ;erstes Adressbyte ? brne h_readmemory_addr_byte1 ;nein dann weiter andi r_rwbyte,0x1F ; nur Adressen zwischen 0 und 0x1F zulassen sts addr,r_rwbyte ;speichern des ersten bytes rjmp handle_end_inc h_readmemory_addr_byte1: ;zweiters Addressbyte wird nicht gespeichert! ldi r_mode,OW_READ_MEMORY ;weiter zu read Memory ;;ldi r_bcount,1 ;ist unten ldi r_sendflag,1 ;jetzt sendet der Slave zum Master clr r_bytep rjmp h_readmemory2 h_readmemory: lds r_bytep,addr inc r_bytep sts addr,r_bytep andi r_bytep,0x07 breq h_readmemory_init_crc h_readmemory2: lds r_bytep,addr ;andi r_bytep,0x1F ist oben configZ pack,r_bytep ld r_rwbyte,Z ;ldi r_bcount,1 rjmp handle_end ;sendet das Byte und geht zu h_readmemory h_readmemory_init_crc:; init erstes CRC byte lds r_rwbyte,crc com r_rwbyte lds r_temp,crc+1 com r_temp sts crcsave,r_temp ldi r_mode,OW_READ_MEMORY_CRC1 ;ldi r_bcount,1 rjmp handle_end h_readmemory_end: //ldi r_mode,OW_SLEEP //clr r_sendflag rjmp handle_end_sleep h_readmemorycrc1:;init zweites CRC Byte lds r_rwbyte,crcsave ;ldi r_bcount,1 ldi r_mode,OW_READ_MEMORY_CRC2 rjmp handle_end h_readmemorycrc2:;weiteres senden..... nach zweitem Byte lds r_temp,addr andi r_temp,0xE0 brne h_readmemory_end; ende des speichers ldi r_mode,OW_READ_MEMORY CRCInit1 ;Start with new CRC rjmp h_readmemory2 h_writememoryaddr: cpi r_bytep,0 ;erstes Adressbyte ? brne h_writememory_addr_byte1 ;nein dann weiter andi r_rwbyte,0x1F ; nur Adressen zwischen 0 und 0x1F zulassen sts addr,r_rwbyte ;speichern des ersten bytes inc r_bytep ;ldi r_bcount,1 rjmp handle_end h_writememory_addr_byte1: ;zweiters Addressbyte wird nicht gespeichert! ldi r_mode,OW_WRITE_MEMORY ;weiter zu read Memory ;ldi r_bcount,1 ;; _________________________________________________in handle_end integrieren..... lds r_bytep,addr rjmp handle_end ;read Memory Byte h_writememory: lds r_bytep,addr configZ pack,r_bytep st Z,r_rwbyte ;ldi r_bcount,1 ldi r_mode,OW_WRITE_MEMORY_CRC1 ldi r_sendflag,1 ;jetzt sendet der Slave zum Master lds r_rwbyte,crc com r_rwbyte lds r_temp,crc+1 com r_temp sts crcsave,r_temp rjmp handle_end h_writememorycrc1: lds r_rwbyte,crcsave ;ldi r_bcount,1 ldi r_mode,OW_WRITE_MEMORY_CRC2 rjmp handle_end h_writememorycrc2: lds r_temp,addr configZ pack,r_temp ld r_rwbyte,Z ;ldi r_bcount,1 ldi r_mode,OW_WRITE_MEMORY_READBACK rjmp handle_end h_writememoryreadback: ldi r_temp,0x00 sts crc+1,r_temp lds r_temp,addr inc r_temp sts addr,r_temp sts crc,r_temp ldi r_sendflag,0 ;ldi r_bcount,1 ldi r_mode,OW_WRITE_MEMORY rjmp handle_end h_convert: cpi r_bytep,0 ;erstes Adressbyte ? brne h_convert_byte1 ;nein dann weiter inc r_bytep sts pack+0x20,r_rwbyte ;ldi r_bcount,1 rjmp handle_end h_convert_byte1: ;zweies byte glesen go crc# sts pack+0x21,r_rwbyte lds r_rwbyte,crc com r_rwbyte lds r_temp,crc+1 com r_temp sts crcsave,r_temp ldi r_mode,OW_CONVERT_CRC1 ;ldi r_bcount,1 ldi r_sendflag,1 rjmp handle_end h_convertcrc1: lds r_rwbyte,crcsave ;ldi r_bcount,1 ldi r_mode,OW_CONVERT_CRC2 rjmp handle_end h_convertcrc2: ldi r_temp,1 sts gcontrol,r_temp ;ldi r_bcount,1 ldi r_mode,OW_CONVERT_CONV ;clr r_sendflag ldi r_sendflag,3 ;set bit 0 and 1 for no zero polling h_convert_conv: ldi r_bcount,0 ldi r_rwbyte,0 rjmp handle_end_no_bcount #include "../common/OWPinInterrupt.s" .end