l-com SRWQ100-YL105-9001 User Manual page 7

Write Floating Point Number
Host Computer Transmission Format:
ID Func-
tion
Code
Eg: 0x01 0x10
Write
Value
Offset
Slave Computer Response Format:
ID
Address
Eg: Return 0x01
Value Offset
Note: The measured value if offset by 1.00, floating point number 1.00 coverts to
hexadecimal 0X3F800000, transpose the high and low positions 0X00003F80 and write
0X0012.
Write Integer
Host Computer Transmission Format:
ID
Ad-
dress
Eg: Write 0x01
Device
Address
Slave Computer Response Format:
ID
Ad-
dress
Eg: Device 0x01
Return
Address
Note: Change the local computer address 1 to address 2 and write the hexadecimal
number 0X00 02 into register 0X00 19.
Register Qty. Of
Start Registers
Address
High Low High Low
Byte Byte Byte Byte
0x00 0x12 0x00 0x02 0x04
Function Register Start
Code Address
High
Byte
0x13 0x00
Func- Register Start
tion Address
Code
High Low
Byte Byte
0x06 0x00 0x19
Func- Register Start
tion Address
Code
High Low
Byte Byte
0x06 0x00 0x19
Qty Register Data in
Of Hexadecimal Floating
Byte Point Number
C D
0x 0x 0x
00 00 3F
Qty. Of
Registers
Low High Low
Byte Byte Byte
0x12 0x00 0x02
Register Data in
Hexadecimal Integer
A B
0x00 0x02
Register Data in
Hexadecimal Integer
A B
0x00 0x02
7
CRC16
A B High Low
Byte Byte
0x 0x2A 0x63
80
CRC16
High Low
Byte Byte
0xCD 0xE1
CRC16
High Low
Byte Byte
0xCC 0xD9
CRC16
High Low
Byte Byte
0xCC 0xD9