Casio EA-200 Technical Reference page 18

Receive38K
Calculator / PC EA-200
0×15 →
....................................................................
← Code A
....................................................................
Request Header →
....................................................................
← Header
....................................................................
Code B →
....................................................................
← Packet1
....................................................................
Code B →
....................................................................
← Packet2
....................................................................
:
....................................................................
Code B
→
....................................................................
← PacketN
....................................................................
Code B →
Send38K
Header 15 byte
Send38k: Type=A
: N Type Form Line
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
Check
Offset Packet size 0×FF Area
Receive38K
Request Header 15 byte
Packet
sum
– 18 –
Packet size (Hex, 2byte)
max : 1024 byte
*Without ':' and Checksum
Area (Char, 1byte)
A All
S Start
M Middle
E End
: R Type Form All FFh (10byte)
Type
A ASCII
Form (Char, 1byte)
V Variable
L List
Type: A (Ascii)
: ASCII Number 1 , ASCII Number 2 , ... ASCII Number N
Check
sum
Check
sum