1 > detailed description of commands – Acnodes MCS User Manual

Page 7

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< 2.1 > Detailed Description of Commands


1) CAN Bus Registry

Function

The computer registers the MCS module of LCD display(s) to CAN bus daisy chain c onnection.

*Registration requires when add or rem ove the LCD displays from the CAN bus connection.



Register MCS Module(s)

Header

Command

ID

Val 1

Val 2

Val 3

Val 4

Val 5

Val 6

Checksum

Footer

0x06, 0x4D,0x43

0x01

0x00

0x00

0x00

0x00

0x00

0x00

0x00

0x0D, 0x0A



Ack

He ader

Command

ID

Val 1

Val 2

Val 3

Val 4

Val 5

Val 6

Checksum

Footer

0x4D, 0x43 ,0x06

0x01

MAC1

MAC2

MAC3

MAC4

0x00

0x00

0x0D, 0x0A

MAC1 :

The 1st byte of MAC address for the LCD display

MAC2 :

The 2nd byte of MAC address for the LCD display

MAC3 :

The 3rd byte of MAC address for the LCD display

MAC4 :

The 4th byte of MAC address for the LCD display




Nak

He ader

Co mmand

ID

Val 1

Val 2

Va l 3

Val 4

Val 5

Val 6

Checksum

Footer

0x4D, 0x43 ,0x15

0x01

ERR

0x0 0

0x00

0x00

0x00

0x00

0x0D, 0x0A



ERR :

Error code that shows the type of error that occurred

0x10

Display contro ller error

0x11

Serial controller error

0x12

Unsupported Command

0x13

Checksum error

0x14

Bad param ete r

0x15

Unknown error

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