SAMWONTECH
1st Edition of TEMP880S IM : Sep. 21. 2005 Page 84 / 101
4.3.5 RRD Command
▶ RRD Command is used in case of reading the Random Data on D-Register.
▶Format of Transmission
The number
of Byte
1 2 3 1 2 1 4 1 4 1 …
S
T
Contents
X
Addr RRD ,
Numbe
r
, D-Reg. No1 , D-Reg. No2 , …
1 4 1 4 2 1 1
C L
, D-Reg. No(n-1) , D-Reg. No(n) SUM
R F
▶ Response
The number
of Byte
1 2 3 1 2 1 4 1 4 1 …
S
T
Contents
X
Addr RRD , OK , dddd-1 , dddd-2 , …
1 4 1 4 2 1 1
C L
, dddd-(n-1) , dddd-n SUM
R F
- The number of (~) : 1~32
- dddd F : Data without a point of decimal number (16 number D)
ex) In case of reading the D-Register of PV(D0001), SP(D0002)
- Transmission : [stx]01RRD,02,0001,0002[cr][lf]
- Transmission (Including Check Sum ) : [stx]01RRD,02,0001,0002B2[cr][lf]
In case the value of D0001 is 50.0 and the value of D0002 is 30.0
- Reception : [stx]01RRD,OK,01F4,012C[cr][lf]
- Reception (including Check Sum) : [stx]01RRD,OK,01F4,012C18[cr][lf]