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UM-HDRM(G) 4/17
CoMMUNICATIoN ProToCoL (CoNTINUeD)
CoMMANDs
The following table references the commands the HDRM supports (Table 14).
TAbLe 14
COMMAND DIRECTION
RESpONSE
DESCRIpTION
DSkDN
From HDRM
N/A
key pressed
DSkUp
From HDRM
N/A
key released (from press)
DSCDv
To HDRM
DSACk/DSNAk
Change Display video
DSIbT
To HDRM
DSbTR/DSNAk
Initiates I-bIT System Test (HDRM)
DSbTq
To HDRM
DSbTR/DSNAk
Requests last bIT Sys Test results
DSbTR
From HDRM
N/A
bIT System Test Response
DSFwq
To HDRM
DSFwR/DSNAk Request Firmware version
DSFwR
From HDRM
N/A
Firmware version Response
DSpkM
To HDRM
DSACk/DSNAk
program key Mode
DSpkD
To HDRM
DSACk/DSNAk
program key Down Text Msg
DSpkU
To HDRM
DSACk/DSNAk
program key Up Text Msg
DSpkF
To HDRM
DSACk/DSNAk
program key Function
DSpkT
To HDRM
DSACk/DSNAk
program key OSD Label Text
DSkDq
To HDRM
DSkDR/DSNAk
Request program key Down Tx Msg
DSkUq
To HDRM
DSkUR/DSNAk
Request program key Up Tx Msg
DSkFq
To HDRM
DSkFR/DSNAk
Request program key Function
DSkTq
To HDRM
DSkTR/DSNAk
Request program key OSD Label Text
DSkDR
From HDRM
N/A
key Down Transmit Message Response
DSkUR
From HDRM
N/A
key Up Transmit Message Response
DSkFR
From HDRM
N/A
key Function Response
DSkTR
From HDRM
N/A
OSD key Text Response
DSACk
From HDRM
N/A
Acknowledge Response; Used if HDRM
acknowledges command.
DSNAk
From HDRM
N/A
Not Acknowledged Response; Used if com-
mand was not recognized by HDRM or the
command contained errors.
