B&R BRCOMP1-0 Anwenderhandbuch Seite 241

DTEE STD R 0884 DATA 04
STX R 0866 & SOURCE 0
LDD R 0882 DATA 02
ANDA # %00000111
ADDD # $3800
STD R 0882 DATA 02
ADDD R 0884 DATA 04
SUBD # $3FFF
BLS DTE5
*----------------------
LDAA # 001
SEC
RTS
*----------------------
DTE5 LDAA R 0998 CYCLE TIME COUNTER
STAA R 0886 DATA 06
DTE3 LDAA R 0886 DATA 06
STAA R 0998 CYCLE TIME COUNTER
*
LDD # $3400
DXR
LDAA R 0881 DATA 01
ANDA # %00001111
STAA R 0881 DATA 01
LDAA X 000
ANDA # %11110000
ORAA R 0881 DATA 01
STAA X 000
*
LDX R 0866 & SOURCE 0
LDAA X 000
LDX R 0882 DATA 02
STAA X 000
*---
PSHA
LDD # 01500
DTE0 SUBD # 00001
BNE DTE0
CBA
*---
CLR R 0880 DATA 00
DTE1 LDAB X 000
CBA
BEQ DTE2
INC R 0880 DATA 00
LDAB R 0880 DATA 00
CMPB # 200
BCS DTE1
*----------------------
LDAA # 002
SEC
RTS
*----------------------
Current data length
Offset
Limit to 2 Kbytes / Block
Start address of EEPROM block
ERROR ... Data length greater than
free memory
Inport/Outport Address
Limit block number to 0 ... F
Block selection
Read data
Store current copy data
Wait state
Reset run-time counter
Compare EEPROM data with current
copy data
Increase run-time counter
Compare with run-time MAX
ERROR ... EEPROM defect
B&R COMPACT PLC
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