Casio EA-200 Technical Reference Manual de usuario descargar pdf (Pagina 18)

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Calculator / PC EA-200

0×15 →

....................................................................

← Code A

....................................................................

Request Header →

....................................................................

← Header

....................................................................

Code B →

....................................................................

← Packet1

....................................................................

Code B →

....................................................................

← Packet2

....................................................................

Code B →

....................................................................

← PacketN

....................................................................

Code B →

Receive38K

Send38K

Header 15 byte

Send38k: Type=A

Type (Char, 1byte)

A ASCII

Form (Char, 1byte)

VVariable

LList

Line (Hex, 2byte Big endian)

0×0001~

*Variable:0×0001

Offset (Hex, 4byte Big endian)

0×0001

Packet size (Hex, 2byte)

max : 1024 byte

*Without ':' and Checksum

Area (Char, 1byte)

A All

S Start

M Middle

E End

Receive38K

Request Header 15 byte

: N Type Form Line Offset Packet size 0×FF Area

Check

sum

Type

A ASCII

Form (Char, 1byte)

VVariable

LList

Packet

Type: A (Ascii)

: R Type Form All FFh (10byte)

Check

sum

: ASCII Number 1 , ASCII Number 2 , … ASCII Number N

Check

sum

1 2 ... 13 14 15 16 17 18 19 20

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Casio EA-200 Technical Reference Manual de usuario Pagina 18

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