= libam7xxx
-libam7xxx is an Open Source library to communicate via USB with Projectors and
+libam7xxx is an Open Source library to communicate via USB with projectors and
Digital Picture Frames based on the Actions Micro AM7XXX family if ICs.
libam7xxx makes it possible to use these devices as USB displays on
a few, and on non-PC platforms like for instance mobile phones, tablets or
game consoles.
-The first driver supporting these devices was acerc11xdrv from Reto Schnider:
+The first driver supporting these devices was acerc11xdrv from Reto Schneider:
https://github.com/rettichschnidi/acerc11xdrv
== AM7XXX
based protocol to exchange data and commands to and from a host system and the
AM7XXX chip.
-Those with USB VendorID ''1de1'' are devices based on Actions Micro/Action Media
+Those with USB VendorID +1de1+ are devices based on Actions Micro/Action Media
designs, usually having two modes:
- - USB Mass Storage mode (ProductID: ''1101'')
- - Generic bulk data transfer mode (ProductID: ''c101'')
+ - USB Mass Storage mode (ProductID: +1101+)
+ - Generic bulk data transfer mode (ProductID: +c101+)
+
+The mode can be switched with the command:
+
+ $ sudo usb_modeswitch \
+ --default-vendor 0x1de1 \
+ --default-product 0x1101 \
+ --message-content 55534243087052890000000000000cff020000000000000000000000000000
Examples of devices based on AM7XXX are:
- Other unbranded projectors:
* http://www.dealextreme.com/p/portable-home-office-mini-usb-2-0-lcos-projector-16-9-45019
- - HannSpree Digital picture frames (but it has not been verified yet if
+ - HannSpree digital picture frames (but it has not been verified yet if
those can be actually used as USB displays):
* http://europe.hannspree.net/onweb.jsp?prod_no=3333333621&webno=3333333317
* http://europe.hannspree.net/onweb.jsp?prod_no=33333337:4&webno=3333333317