UniSite_xpi_User_Manual - 第240页

S0000 XFFFFFFFFFFFFFFFFC XFFFFFFFFFFFFFFFFC XFFFFFFFFFFFFFFFFC XFFFFFFFFFFFFFFFFC XFFFFFFFFFFFFFFFFC XFFFFFFFFFFFFFFFFC XFFFFFFFFFFFFFFFFC XFFFFFFFFFFFFFFFFC XFFFFFFFFFFFFFFFFC XFFFFFFFFFFFFFFFFC * Start Record S = Start…

!M0000 ,

FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF,

FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF

Start Record

!M or ?M = Start Characters

0000 = Address

End-of-File Record

Data Records

FF =

, =

; =

2 Hex Characters = (1 Byte)

Bytes per record is variable

End of Record Character

if followed by expressed

address

LEGEND

Nonprinting line feed, carriage return, and nulls

Nonprinting carriage return

0079-2

S0000

XFFFFFFFFFFFFFFFFC

Start Record

S = Start Character

0000 = Address Field

End-of-File Record

Data Records

X =

FF =

C =

Data Record Start Character

2 Hex Characters (1 Byte)

Checksum. 1-digit summation

of data in record

0080-2

;100000FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF1000

;100010FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF1010

;100020FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF1020

;100030FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF1030

;100040FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF1040

;0000050005

Sumcheck of record including

data, address and byte count

Data Records

End-of-File Record

Record Count Sumcheck

Start Character

Byte Count

Address Field

LEGEND

Nonprinting Carriage Return, line feed,

and nulls determined by null count

0081-2