Simpson Amik 300, Руководство по эксплуатации, Страница: 42 / 72

Query :
Start Address High : Most significant 8 bits of starting address of the parameter requested.
Start Address low : Least significant 8 bits of starting address of the parameter requested.
Number of register Hi : Most significant 8 bits of Number of registers requested.
Number of register Lo : Least significant 8 bits of Number of registers requested.
(Note : Two consecutive 16 bit register represent one parameter.)
Device Address
Function Code
Start Address High
Start Address Low
Number of Registers Hi
Number of Registers Lo
CRC Low
CRC High
01 (Hex)
03 (Hex)
00 (Hex)
0A (Hex)
00 (Hex)
02 (Hex)
E4 (Hex)
09 (Hex)
Response : System Type ( 3 phase 4 wire = 3 )
Device Address
Function Code
Byte Count
Data Register1 High Byte
01 (Hex)
03 (Hex)
04 (Hex)
40 (Hex)
Data Register1 Low Byte 40 (Hex)
40