1 > detailed description of commands – Acnodes MCS User Manual
Page 7
< 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