BenQ PB6100 Service Manual page 67

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