Packet Examples; Change "Aspect" To "Zoom; Amx Device Discovery - Sony VPL-EW130 Protocol Manual

3-7. Packet Examples

3-7-1. Change "ASPECT" to "ZOOM"

START CODE = A9h
ITEM NUMBER = 0020h (ASPECT)
SET/GET = 00h (SET)
DATA = 0003h (ZOOM)
CHECK SUM = 23h
END CODE = 9Ah
You will receive the packet below if the process is successfully completed.
START CODE = A9h
ACK/NAK = 0000h (Complete)
ACK = 03h
DUMMY DATA = 0000h
CHECK SUM = 03h
END CODE = 9Ah
There's another way to realize the same purpose. There is "ASPECT" key on the infrared remote control-
ler. By using this key, wide mode can be changed. Issue the Infrared Remote Command for this key
several times to set wide mode "ZOOM". Packet format will make as follows. Refer to Section 2-1-2 for
"ASPECT TOGGLE".
START CODE = A9h
ITEM NUMBER = 196Eh (ASPECT TOGGLE)
SET/GET = 00h (SET)
DATA = 0000h
CHECK SUM = 7Fh
END CODE = 9Ah

3-8. AMX Device Discovery

This model is equipped with the protocol that conforms to the Device Discovery stipulated by AMX. Con-
tact AMX for details about the Device Discovery.
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VPL-EW130