Casio EA-200 Technical Reference User Manual
Page 18
– 18 –
Calculator / PC
EA-200
0×15
→
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←
Code A
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Request Header
→
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←
Header
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Code B
→
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←
Packet1
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Code B
→
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←
Packet2
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:
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Code B
→
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←
PacketN
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Code B
→
Receive38K
Send38K
Header 15 byte
Send38k: Type=A
Type (Char, 1byte)
A
ASCII
Form (Char, 1byte)
V
Variable
L
List
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)
V
Variable
L
List
Packet
Type: A (Ascii)
: R
Type Form
All FFh (10byte)
Check
sum
: ASCII Number 1 , ASCII Number 2 , … ASCII Number N
Check
sum