一般情况是程序中有数据处理
A "sysDB_reset"
= L 23.0
A "sysDB_reset"
= L 23.1
BLD 103
A L 23.0
JNB _024
CALL "READ_DBL"
REQ :=L23.1
SRCBLK :=P#DB40.DBX0.0 BYTE 200
RET_VAL:=#RET_Err
BUSY :=#read_busy
DSTBLK :=P#DB20.DBX0.0 BYTE 200
_024: NOP 0
A L 23.0
AN #read_busy
R "sysDB_reset"