Ehong EH-MA41, Руководство пользователя

Страница: 23 / 26

EH-MA41 User Guide
23-26

AT+KR=A1,01,00,00,00,00,00,00,00,00<CR><LF>

send a keyboard report to the HID host. The pressed key is
released.

OK<CR><LF>

response from the module to indicate the command is adopted.
2. Consumer Key Report:
A1 02 LowByte HighByte
The
LowByte and HighByte are bit mask interpreted as shown :
Consumer Key Function
Consumer Key Function Low Byte High Byte
AC Home
01 00
AL Email Reader
02 00
AC Search
04 00
AL Keyboard Layout (Virtual
Apple Keyboard Toggle)
08 00
Volume Up
10 00
Volume Down
20 00
Mute
40 00
Play/Pause
80 00
Scan Next Track
00 01
Scan Previous Track
00 02
Stop
00 04
Eject
00 08
Fast Forward
00 10
Rewind
00 20
Stop/Eject
00 40
AL Internet Browser
00 80
Ex. 5.93. To increase the volume, the consumer key report should be:
A1 02 10 00
Ex. 5.94. To release the consumer key, the consumer key report should be:
A1 02 00 00
Ex. 5.95. To send a consumer key report to HID host:

AT+KR=A1,02,10,00<CR><LF>

send a consumer key report to the HID host. The Volume Up key is pressed.

OK<CR><LF>

response from the module to indicate the command is adopted.

AT+KR=A1,02,00,00<CR><LF>

send a consumer key report to the HID host. The pressed key is released.

OK<CR><LF>

response from the module to indicate the command is adopted.

AT+KR=A1,02,08,00<CR><LF>

send a consumer key report to the HID host to popup the Virtual Apple Keyboard.