Chapter B - User utilities
Rev. A 10-99
DigiDrive Manual Series 2000 / 4000
Pg 24
Servo Dynamics Corp. 21541-D Nordhoff St. Chatsworth, CA 91311 www.servodynamics.com
<STX>
Start of text.
<ADDRESS> Axis address.
The address is given in ASCII (a 48)
<COMMAND>Command to execute.
<PARAM1>
Address parameter or command complement.
For the address, address value + 48..
<PARAM2..n>Optional parameters.
If datas, 4 digits hexadecimal value.
<ETX>
End of text.
<BCC> :
Block check 8 bit
<STX > XOR <ADRESS> XOR ....XOR <ETX>
Commands list:
Read parameter
"R"
address
Write parameter
"W"
a parameter
Reset hardware
"CH"
Store in FLASH
"ST"
Answers format :
<STX><ADDRESS><COMMAND><PARAM1><PARAM2><PARAMn><ETX><BCC>
or
<ACK>
or
<NAK>
The answers are different depending on received command :
Write parameter :
Command :
No Axis Write Address Data
Answer :
ACK if order understood and executed
NAK if BCC wrong and No Axis OK
Read parameter :
Command :
No Axis Read Address
Answer :
No Axis Read Address Data
NAK if BCC wrong and No Axis OK
Содержание DigiDrive 2000 Series
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