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RC4000 Antenna Controller
3.16 Extended Device Status Poll Command
This command is an extension of the Device Status Poll Command. The reply to this command provides
all the information of the Device Status Poll Command along with information about the current mode and
state of the RC4000.
The Extended Device Status Poll command consists of 5 bytes with the following format:
byte 0
byte 1
byte 2
byte 3
byte 4
The response to this command will consist of 52 bytes, which will be a combination of ASCII and binary
data fields. The binary data will be placed in the lower nibble of a byte whose higher nibble will be
initialized to a value that will make the result an ASCII character. The format of the response is:
byte 0
byte 1
byte 2
bytes 3-49
byte 50
byte 51
byte 52
byte 53
Appendix REM
STX
A
RC4000 address
40h
the extended device status poll query command code
ETX
checksum
ACK
A
RC4000 address
40h
Extended status poll query command code
Status Reply
These bytes are identical to bytes 3-49 of the Device Status
reply. See paragraph 3.2 for detail on the fields contained in this
section.
Current Mode
This byte contains a value reflecting the current mode with
control of the RC4000. See section A.3 of this document for
more information about the available values for this field.
Current State
This byte contains a value reflecting the current state within the
current mode. See section A.3 of this document for more
information about the available values for this field.
Last Mode
This byte contains a value reflecting the previous mode that had
control of the RC4000. See section A.3 of this document for
more information about the available values for this field.
Exit Condition This byte contains a value reflecting the reason the last mode
was terminated and control switched to the current mode. See
section A.3 of this document for more information about the
available values for this field.
REM-28
Remote Control Option
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