BenQ PB6200 Projector User Manual


 
67
3. Send Command
PC BenQ PB6XXX
Figure 4
a. The structure of Command (EX. input select) send to Target (BenQ PB6XXX) like as below
(Table 7)
Byte0 0xBE
Byte1 0xEF
Magic
Number
Byte2 0x02 Packet Type
Byte3 0x06 Packet size (Low)
Byte4 0x00 Packet size (High)
Byte5 0x80 CRC (Low)
Packet
Header
Byte6 0xC7 CRC (High)
Byte7 0xC9
Byte8 0x00
Virtual Event ID
Byte9 0x00
Byte10 0x00
Byte11 0x00
Packet
Payload
Byte12 0x00
Parameter
Table 7
b. Target return to Host (PC) Ack like as below Table 8
Ack
Byte0 0x06 ACK
Table 8
Host System Target System
Packet to Target =>
<= ACK
a
b