- OWINIT save Register used in C

[owSlave2.git] / common / OWDS18B20_DS2438.S

diff --git a/common/OWDS18B20_DS2438.S b/common/OWDS18B20_DS2438.S
index a653b5c..8ce61d0 100644 (file)
--- a/common/OWDS18B20_DS2438.S
+++ b/common/OWDS18B20_DS2438.S
@@ -52,8 +52,10 @@
 .comm block,1 ; Block der augegeben, geschrieben wird (Parameter von READ/WRITE Scratchpad)
 
 
-.macro CHIP_INIT       
+.macro CHIP_INIT       ;r_temp is pushed other Registers should be saved
 Init_EEPROM_read:
+       push r_bytep
+       push r_rwbyte
        sbic _SFR_IO_ADDR(EECR), EEPE
        rjmp Init_EEPROM_read
        ldi r_temp,0
@@ -64,6 +66,8 @@ Init_EEPROM_read:
        in r_temp,_SFR_IO_ADDR(EEDR)
        sbrs r_temp,7
        rcall hrc_recall_eeprom_func1
+       pop r_rwbyte
+       pop r_bytep
 .endm
 
 .macro COMMAND_TABLE
@@ -248,6 +252,7 @@ h_readcommand2:
        cjmp 0x44,hrc_set_convertT2
        cjmp 0xB4,hrc_set_convertV2
        FW_CONFIG_INFO2
+       //cljmp 0x85,hrc_fw_configinfo2
 #ifdef _CHANGEABLE_ID_
        CHANGE_ID_COMMANDS
 #endif