Many changes from 2018
[owSlave2.git] / common / OWDS18B20_DS2408.S
diff --git a/common/OWDS18B20_DS2408.S b/common/OWDS18B20_DS2408.S
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+\r
+// Copyright (c) 2018, Tobias Mueller tm(at)tm3d.de\r
+// All rights reserved. \r
+// \r
+// Redistribution and use in source and binary forms, with or without \r
+// modification, are permitted provided that the following conditions are \r
+// met: \r
+// \r
+//  * Redistributions of source code must retain the above copyright \r
+//    notice, this list of conditions and the following disclaimer. \r
+//  * Redistributions in binary form must reproduce the above copyright \r
+//    notice, this list of conditions and the following disclaimer in the \r
+//    documentation and/or other materials provided with the \r
+//    distribution. \r
+//  * All advertising materials mentioning features or use of this \r
+//    software must display the following acknowledgement: This product \r
+//    includes software developed by tm3d.de and its contributors. \r
+//  * Neither the name of tm3d.de nor the names of its contributors may \r
+//    be used to endorse or promote products derived from this software \r
+//    without specific prior written permission. \r
+// \r
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS \r
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT \r
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR \r
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT \r
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, \r
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT \r
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, \r
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY \r
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT \r
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE \r
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. \r
+\r
+#define _CHANGEABLE_ID_\r
+#define _ZERO_POLLING_\r
+#define _HANDLE_CC_COMMAND_\r
+#include "../common/OWConfig.s"\r
+#include "../common/OWCRC8_16.s"\r
+\r
+.extern pack1,8\r
+\r
+.extern pack2,8\r
+.comm addr,1 ;zweites Adressbyte ist unnoetig (Warum auch immer fuer 32 Byte 16 Bit Adressen verwendet werden....)\r
+.comm crcsave,1 ; zwischenspeicherspeicher fuer crc nur zweites byte....\r
+//.extern  am2302_temp,2\r
+.comm stat_to_sample,1\r
+\r
+.comm block,1 ; Block der augegeben, geschrieben wird (Parameter von READ/WRITE Scratchpad)\r
+.comm cpsp,1 ; Copy Scratchpad marker\r
+\r
+.macro CHIP_INIT       ;r_temp is pushed other Registers should be saved\r
+       ldi r_temp,0\r
+       sts cpsp,r_temp\r
+Init_EEPROM_read:\r
+       push r_bytep\r
+       push r_rwbyte\r
+       sbic _SFR_IO_ADDR(EECR), EEPE\r
+       rjmp Init_EEPROM_read\r
+       ldi r_temp,0\r
+       out _SFR_IO_ADDR(EEARH), r_temp\r
+       ldi r_temp,2\r
+       out _SFR_IO_ADDR(EEARL), r_temp\r
+       sbi _SFR_IO_ADDR(EECR), EERE\r
+       in r_temp,_SFR_IO_ADDR(EEDR)\r
+       sbrs r_temp,7\r
+       rcall hrc_recall_eeprom_func1\r
+       pop r_rwbyte\r
+       pop r_bytep\r
+.endm\r
+\r
+\r
+.macro COMMAND_TABLE\r
+               rjmp h_readscratchpad1\r
+               rjmp h_writescratchpad1\r
+               rjmp h_convert_run1\r
+               rjmp h_readpioregaddr2\r
+               rjmp h_readpioreg2\r
+               rjmp h_readpioregcrc12\r
+               rjmp h_readpioregcrc22\r
+               rjmp h_readchanel2\r
+               rjmp h_readchanel_crc2\r
+               rjmp h_writechanel2\r
+               rjmp h_writecomchanel2\r
+               rjmp h_writesendaa2\r
+               rjmp h_writesendchanel2\r
+               rjmp h_resetactivity2\r
+               rjmp h_writeregaddr2\r
+               rjmp h_writereg2\r
+.endm\r
+\r
+#include "../common/OWRomFunctionsDual.s"\r
+#include "../common/OWTimerInterrupt.s"\r
+\r
+\r
+\r
+; Ab hier Geraeteabhaenging\r
+\r
+#define OW_READ_SCRATCHPAD1 OW_FIRST_COMMAND+0\r
+#define OW_WRITE_SCRATCHPAD1 OW_FIRST_COMMAND+1\r
+#define OW_CONVERT_RUN1  OW_FIRST_COMMAND+2\r
+\r
+#define OW_READ_PIO_REG_ADDR2 OW_FIRST_COMMAND+3\r
+#define OW_READ_PIO_REG2 OW_FIRST_COMMAND+4\r
+#define OW_READ_PIO_REG_CRC12 OW_FIRST_COMMAND+5\r
+#define OW_READ_PIO_REG_CRC22 OW_FIRST_COMMAND+6\r
+#define OW_READ_CHANEL2 OW_FIRST_COMMAND+7\r
+#define OW_READ_CHANEL_CRC2 OW_FIRST_COMMAND+8\r
+#define OW_WRITE_CHANEL2 OW_FIRST_COMMAND+9\r
+#define OW_WRITE_COMCHANEL2 OW_FIRST_COMMAND+10\r
+#define OW_WRITE_SENDAA2 OW_FIRST_COMMAND+11\r
+#define OW_WRITE_SEND_CHANEL2 OW_FIRST_COMMAND+12\r
+#define OW_RESET_ACTIVITY2 OW_FIRST_COMMAND+13\r
+#define OW_WRITE_REG_ADDR2 OW_FIRST_COMMAND+14\r
+#define OW_WRITE_REG2 OW_FIRST_COMMAND+15\r
+\r
+;---------------------------------------------------\r
+;      READ COMMAND and start operation\r
+;---------------------------------------------------\r
+\r
+#ifdef _HANDLE_CC_COMMAND_\r
+h_readcommand12:\r
+       clr r_bytep\r
+       cjmp 0x44,hrc_set_convertT12\r
+       ldi r_mode,OW_SLEEP\r
+       rjmp handle_end\r
+#endif\r
+\r
+\r
+h_readcommand1:\r
+       clr r_bytep\r
+#ifndef _DIS_FLASH_\r
+       FLASH_COMMANDS ; muss zu erst sein....\r
+#endif\r
+       cjmp 0xBE,hrc_set_readscratchpad1\r
+       cjmp 0x4E,hrc_set_writescratchpad1\r
+       cjmp 0x44,hrc_set_convertT1\r
+       cjmp 0x48,hrc_copy_scratchpad1\r
+       cjmp 0xB8,hrc_recall_eeprom1\r
+       FW_CONFIG_INFO1\r
+#ifdef _CHANGEABLE_ID_\r
+       CHANGE_ID_COMMANDS\r
+#endif\r
+       ldi r_mode,OW_SLEEP\r
+       rjmp handle_end\r
+\r
+hrc_set_readscratchpad1:\r
+       ldi r_mode,OW_READ_SCRATCHPAD1\r
+       ldi r_sendflag,1\r
+       CRCInit2\r
+       rjmp h_readscratchpad1\r
+\r
+hrc_set_writescratchpad1:\r
+       ldi r_mode,OW_WRITE_SCRATCHPAD1\r
+       ldi r_bytep,2 ;start to write in 2\r
+       rjmp handle_end\r
+\r
+hrc_recall_eeprom1:\r
+       rcall hrc_recall_eeprom_func1\r
+       rjmp handle_end\r
+\r
+#ifdef _HANDLE_CC_COMMAND_\r
+hrc_set_convertT12:\r
+       rjmp hrc_set_convertT1\r
+#endif\r
+\r
+hrc_set_convertT1:\r
+       ldi r_temp,16\r
+       sts gcontrol,r_temp\r
+hrc_set_convertT12b:\r
+       ldi r_mode,OW_CONVERT_RUN1\r
+       ldi r_sendflag,3 ;set bit 0 and 1 for no zero polling\r
+h_convert_run1:\r
+       ldi r_bcount,0\r
+       ldi r_rwbyte,0\r
+       rjmp handle_end_no_bcount       \r
+\r
+\r
+\r
+hrc_copy_scratchpad1:\r
+       ldi r_bytep,2\r
+       configZ pack1,r_bytep\r
+       clr r_bytep\r
+hrc_copy_scratchpad_EEPROM_write1:\r
+       sbic _SFR_IO_ADDR(EECR), EEPE   \r
+       rjmp hrc_copy_scratchpad_EEPROM_write1\r
+       ldi r_temp, (0<<EEPM1)|(0<<EEPM0)\r
+       out _SFR_IO_ADDR(EECR), r_temp\r
+       ldi r_temp,0\r
+       out _SFR_IO_ADDR(EEARH),r_temp\r
+       out _SFR_IO_ADDR(EEARL), r_bytep\r
+       ld  r_rwbyte,Z+\r
+       out _SFR_IO_ADDR(EEDR), r_rwbyte\r
+       sbi _SFR_IO_ADDR(EECR), EEMPE\r
+       sbi _SFR_IO_ADDR(EECR), EEPE\r
+       inc r_bytep\r
+       cpi r_bytep,3\r
+       brne hrc_copy_scratchpad_EEPROM_write1\r
+       rjmp handle_end\r
+\r
+\r
+hrc_recall_eeprom_func1:\r
+       ldi r_bytep,2\r
+       configZ pack1,r_bytep\r
+       clr r_bytep\r
+       clr r_temp\r
+hrc_recall_eeprom_EEPROM_read1:\r
+       sbic _SFR_IO_ADDR(EECR), EEPE\r
+       rjmp hrc_recall_eeprom_EEPROM_read1\r
+       out _SFR_IO_ADDR(EEARH), r_temp\r
+       out _SFR_IO_ADDR(EEARL), r_bytep\r
+       sbi _SFR_IO_ADDR(EECR), EERE\r
+       in r_rwbyte,_SFR_IO_ADDR(EEDR)\r
+       st Z+,r_rwbyte\r
+       inc r_bytep\r
+       cpi r_bytep,3\r
+       brne hrc_recall_eeprom_EEPROM_read1\r
+       ret\r
+\r
+\r
+\r
+\r
+\r
+\r
+;---------------------------------------------------\r
+;   READ SCRATCHPAD\r
+;---------------------------------------------------\r
+\r
+h_readscratchpad1:\r
+       cpi  r_bytep,8\r
+       breq h_readscratchpad_crc1\r
+       cpi  r_bytep,9\r
+       breq h_readscratchpad_all1\r
+       configZ pack1,r_bytep\r
+       ld   r_rwbyte,Z\r
+       rjmp h_readscratchpad_endc1\r
+h_readscratchpad_crc1:\r
+       lds  r_rwbyte,crc8\r
+h_readscratchpad_endc1:\r
+       inc  r_bytep\r
+       ldi  r_bcount,1 \r
+       rjmp handle_end\r
+h_readscratchpad_all1:\r
+       rjmp handle_end_sleep\r
+\r
+\r
+\r
+\r
+\r
+;---------------------------------------------------\r
+;   WRITE SCRATCHPAD\r
+;---------------------------------------------------\r
+\r
+h_writescratchpad1:\r
+       configZ pack1,r_bytep\r
+       inc  r_bytep\r
+       cpi  r_bytep,5\r
+       breq h_writescratchpad_all1\r
+       st   Z,r_rwbyte\r
+       rjmp handle_end\r
+h_writescratchpad_all1:\r
+       ;ori r_rwbyte,0x1F ; Alle unteren Bits sind immer 1 -->VOC use different\r
+       st   Z,r_rwbyte\r
+       rjmp handle_end_sleep\r
+\r
+;*****************************************************************************************************************************************************************************************\r
+;*****************************************************************************************************************************************************************************************\r
+;*****************************************************************************************************************************************************************************************\r
+;*****************************************************************************************************************************************************************************************\r
+;*****************************************************************************************************************************************************************************************\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+\r
+h_readcommand2:\r
+       clr r_bytep\r
+#ifndef _DIS_FLASH_\r
+       FLASH_COMMANDS ; muss zu erst sein....\r
+#endif\r
+       cset 0xF0,OW_READ_PIO_REG_ADDR2\r
+       cljmp 0xF5,hrc_readchanel2\r
+       cset 0x5A,OW_WRITE_CHANEL2\r
+       cljmp 0xC3,hrc_reset_activity2\r
+       cset 0xCC,OW_WRITE_REG_ADDR2\r
+       FW_CONFIG_INFO2\r
+#ifdef _CHANGEABLE_ID_\r
+       CHANGE_ID_COMMANDS\r
+#endif\r
+       ldi r_mode,OW_SLEEP\r
+       rjmp handle_end\r
+\r
+\r
+h_readpioregaddr2:\r
+       cpi r_bytep,0  ;erstes Adressbyte ?\r
+       brne h_readpioreg_addr_byte12 ;nein dann weiter\r
+       //andi r_rwbyte,0x1F  ; nur Adressen zwischen 0 und 0x1F zulassen\r
+       subi r_rwbyte,0x89  ;beim lesen von 0x88 --> 0xFF inc addr -> 0x00\r
+       sts addr,r_rwbyte  ;speichern des ersten bytes\r
+       rjmp handle_end_inc\r
+h_readpioreg_addr_byte12:  ;zweiters Addressbyte wird nicht gespeichert!\r
+       ldi r_mode,OW_READ_PIO_REG2 ;weiter zu read Memory\r
+       ;;ldi r_bcount,1 ;ist unten\r
+       ldi r_sendflag,1 ;jetzt sendet der Slave zum Master\r
+       clr r_bytep\r
+h_readpioreg2:\r
+       lds r_bytep,addr\r
+       inc r_bytep\r
+       sts addr,r_bytep\r
+       cpi r_bytep,0x08\r
+       breq h_readpioreg_init_crc2\r
+       brge h_readpioreg_end2 ; groeser dann nix senden\r
+       configZ pack2,r_bytep\r
+       ld   r_rwbyte,Z\r
+       ;ldi r_bcount,1\r
+       rjmp handle_end ;sendet das Byte und geht zu h_readmemory\r
+h_readpioreg_init_crc2:; init erstes CRC byte\r
+       lds r_rwbyte,crc16\r
+       com r_rwbyte\r
+       lds r_temp,crc16+1\r
+       com r_temp\r
+       sts crcsave,r_temp\r
+       ldi r_mode,OW_READ_PIO_REG_CRC12\r
+       ;ldi r_bcount,1\r
+       rjmp handle_end\r
+h_readpioreg_end2:\r
+       ldi  r_mode,OW_SLEEP\r
+       clr r_sendflag\r
+       rjmp handle_end\r
+h_readpioregcrc12:;init zweites CRC Byte\r
+       lds r_rwbyte,crcsave\r
+       ;ldi r_bcount,1\r
+       ldi r_mode,OW_READ_PIO_REG_CRC22\r
+       rjmp handle_end\r
+h_readpioregcrc22: ; 2. CRC Byte gesendet\r
+       rjmp h_readpioreg_end2\r
+\r
+\r
+hrc_readchanel2:\r
+       ldi r_sendflag,1 ;jetzt sendet der Slave zum Master\r
+       ldi r_mode,OW_READ_CHANEL2\r
+       ldi r_temp,8\r
+       sts gcontrol,r_temp\r
+       rjmp h_readchanel12\r
+h_readchanel2:\r
+       ldi r_temp,4\r
+       sts gcontrol,r_temp\r
+h_readchanel12:\r
+       cpi r_bytep,31\r
+       brge h_readchanelcrc12\r
+       lds r_rwbyte,stat_to_sample\r
+       sts pack2,r_rwbyte //sample \r
+       rjmp handle_end_inc\r
+h_readchanelcrc12:\r
+       lds r_rwbyte,crc16\r
+       com r_rwbyte\r
+       lds r_temp,crc16+1\r
+       com r_temp\r
+       sts crcsave,r_temp\r
+       ldi r_mode,OW_READ_CHANEL_CRC2\r
+       ;ldi r_bcount,1\r
+       rjmp handle_end\r
+h_readchanel_crc2:\r
+       clr r_bytep\r
+       ldi r_mode,OW_READ_CHANEL2\r
+       lds r_rwbyte,crcsave\r
+       rjmp handle_end\r
+       \r
+h_writechanel2:\r
+       sts crcsave,r_rwbyte\r
+       ldi r_mode,OW_WRITE_COMCHANEL2\r
+       rjmp handle_end\r
+h_writecomchanel2:\r
+       com r_rwbyte\r
+       lds r_temp,crcsave\r
+       cp r_rwbyte,r_temp\r
+       breq h_writeok2\r
+       rjmp handle_end_sleep\r
+h_writeok2:\r
+       sts pack2+1,r_rwbyte\r
+       ldi r_temp2,1\r
+       sts gcontrol,r_temp2\r
+       clr r_sendflag\r
+       ldi r_rwbyte,0xAA\r
+       ldi r_mode,OW_WRITE_SENDAA2\r
+       ldi r_sendflag,1 ;jetzt sendet der Slave zum Master\r
+       rjmp handle_end\r
+h_writesendaa2:\r
+       lds r_rwbyte,pack2\r
+       ldi r_mode,OW_WRITE_SEND_CHANEL2\r
+       rjmp handle_end\r
+h_writesendchanel2:\r
+       rjmp handle_end_sleep\r
+\r
+\r
+\r
+hrc_reset_activity2:\r
+       ldi r_temp,2\r
+       sts gcontrol,r_temp\r
+       ldi r_rwbyte,0xAA\r
+       ldi r_mode,OW_RESET_ACTIVITY2\r
+       ldi r_sendflag,1 ;jetzt sendet der Slave zum Master\r
+       rjmp handle_end\r
+h_resetactivity2:\r
+       rjmp handle_end_sleep\r
+\r
+\r
+h_writeregaddr2:\r
+       cpi r_bytep,0  ;erstes Adressbyte ?\r
+       brne h_writeregddr_byte12 ;nein dann weiter\r
+       //andi r_rwbyte,0x1F  ; nur Adressen zwischen 0 und 0x1F zulassen\r
+       subi r_rwbyte,0x8B  \r
+       brmi h_writereg_end2\r
+       sts addr,r_rwbyte  ;speichern des ersten bytes\r
+       rjmp handle_end_inc\r
+h_writeregddr_byte12:  ;zweiters Addressbyte wird nicht gespeichert!\r
+       ldi r_mode,OW_WRITE_REG2 ;weiter zu write Memory\r
+       ;;ldi r_bcount,1 ;ist unten\r
+       clr r_bytep\r
+       rjmp handle_end\r
+h_writereg2:\r
+       lds r_temp,addr\r
+       configZ pack2+3,r_temp\r
+       st Z,r_rwbyte\r
+       cpi r_temp,5\r
+       brge h_writereg_end2\r
+       inc r_temp\r
+       sts addr,r_temp\r
+       rjmp handle_end_sleep\r
+               \r
+h_writereg_end2:\r
+       rjmp handle_end_sleep\r
+\r
+\r
+\r
+\r
+\r
+#include "../common/OWPinInterrupt.s"\r
+.end
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