Manual

Command Set • 31
3
Command Set
3.1 Command and Response
Introduction
The NuDAM command is composed by numbers of characteristics,
including the leading code, address ID, the variables, the optional
check-sum bytes, and a carriage return to indicate the end of a
command. The host computer can only command only one NuDAM
module except those synchronized commands with wildcard address
“**”. The NuDAM may or may not give response to the command. The
host should check the response to handshake with the modules.
Document Conventions
The following syntax conventions describe the NuDAM commands in
this manual.
(Leading Code) Leading Code is the first characteristic of the NuDAM
command. All NuDAM commands need a command leading
code, such as %,$,#,@,...etc. 1- character
(Addr) Module’s address ID, the value is in the range of 00 - FF
(Hex). 2- character
(Command
Variable)
Command codes or value of variables.
Variable length
[Data] Some commands need additional data.
Variable length
[Checksum] Checksum in brackets indicate optional parameter, only
checksum is enable then this field is required. 2- character
< > Identifies a control code character, such as <CR> for
carriage return, its value is 0x0D.
1- character