LG Electronics 120S user manual Kinds Value of sum check Last transmitting frame, Type setting

Chapter 8 Communication Functions

The kinds of			The value of sum check
Input segment
ASCII Input	31	+ 32	+33	+34 +04 = CE
Hex Input	12	+ 34	+04	= 4A

The last transmitting frame

BCC Type setting

ASCII Type	Hex Type
05 31 32 33 34 04 43 41	05 31 32 33	34 04 CE
05 12 34 04 34 41	05 12 34 04	4A

(2) SUM 1 , XOR 1 or MUL 1 setting.

①		SUM 1
	The kinds of				The value of sum check		The last transmitting frame
							BCC	Type setting
	segment input
							ASCII Type			Hex Type
	ASCII Input		05	+ 31	+ 32 +33 +34 +04 = D3	05 31 32 33 34 04 44 33			05 31 32 33		34 04 D3
	Hex Input		05	+ 12	+ 34 +04 = 4F	05 12 34 04 34 46			05 12 34 04		4F
②		XOR 1

The kinds of		The value of sum check
segment input
ASCII Input	05 ^ 31	^ 32	^ 33	^ 34 ^ 04 = 05
Hex Input	05 ^ 12	^ 34	^ 04	= 27

③ MUL 1

The last transmitting frame

	BCC	Type setting
	ASCII Type		Hex Type
05 31 32 33 34 04 30 35			05 31 32 33 34 04 05
05 12 34 04 32 37			05 12 34 04 27

The kinds of		The value of sum check
segment input
ASCII Input	05 x 31 x 32 x 33 x 34 x 04 = 60
Hex Input	05 x 12 x 34 x 04 = 20

8-45

The last transmitting frame

BCC	Type setting
ASCII Type		Hex Type
05 31 32 33 34 04 36 30		05 31 32 33 34 04 60
05 12 34 04 32 30		05 12 34 04 20