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SSPBMg-C400-BRE
12.3.2 C
OMMAND
M
ESSAGE
S
TRUCTURE
(IDU
TO
SSPB)
TABLE 14:
COMMAND MESSAGE STRUCTURE
Byte
Name
Description
Value
1
Address
Address of SSPB
0x01 to 0x0F
2
Command Request Status
0x01
Transmit ON/OFF
0x02
Change Address
0x03
Set Input Frequency
Not applicable for these units
0x04
Not applicable for these units
3
Data Byte 1 Not used if command = 0x01
Tx control if command = 0x02
New address if command = 0x03
Input Frequency if command = 0x04
Not applicable for these units
0xAA
0 = OFF, 1 = ON
0x01 to 0x0F
MS byte (most significant byte)
Not applicable for these units
4
Data Byte 2 Not used if command = 0x01
Not used if command = 0x02
Not used if command = 0x03
Input Frequency if command = 0x04
Not applicable for these units
0xAA
0xAA
0xAA
LS byte (least significant byte)
Not applicable for these units
5
Data Byte 3 Not used
0xAA
6
Data Byte 4 Not used
0xAA
7 Checksum
Algebraic sum of bytes 1 – 6, modulo
256
Page
44
Summary of Contents for SSPBMg-C400-BRE
Page 12: ...SSPBMg C400 BRE Figure 1 Product Outline Page 11 ...
Page 13: ...SSPBMg C400 BRE Figure 2 Product Outline fans side view Page 12 ...
Page 17: ...SSPBMg C400 BRE Figure 4 Connectors Page 16 ...
Page 29: ...SSPBMg C400 BRE Figure 7 HyperTerminal RS 232 Communication help command and response Page 28 ...