18
Send package: 50 56 54 24 12 00 00 00 00 00 00 00 00 00 00 00 00 30
Receive package: 50 56 54 24 12
01
00 00 00 00 00 00 00 00 00 00 00 31
The blue
01
indicates a 4:3 aspect ratio. Change
01
to
02
for a 16:9 aspect ratio.
Enable Beep Configuration
Package Length: 18 bytes
[0x50+0x56+0x54+0x06+0x01+EnableBeepON/OFF+0x00+0x00+0x00+0x00+0x00+0x0
0+0x00+0x00+0x00+0x00+0x00+checksum]
All you need to change is "EnableBeepON/OFF" and "checksum".
For example to set Enable Beep to OFF:
50 56 54 06 01 F0 00 00 00 00 00 00 00 00 00 00 00 F1
Enable Beep Query
Package Length: 18 bytes
This is a query command, which means you must send the query package and then
receive an answer.
For example, to query the Enable Beep status:
Send package: 50 56 54 01 0B 00 00 00 00 00 00 00 00 00 00 00 00 06
Receive package: 50 56 54 01 0B 00 00
FF
00 00 00 00 00 00 00 00 00 05
The blue
FF
means that Enable Beep is set to OFF. Change the
FF
to
00
for Enable Beep
ON.
Resolution Configure
Package Length: 18 bytes
[0x50+0x56+0x54+0x0A+0x06+resolution(1~13)+0x00+0x00+0x00+0x00+0x00+0x00+0
x00+0x00+0x00+0x00+0x00+checksum]