F71610A
6.2 IR function
The F71610A supports One IR receiver with long range frequency application. The long-range
receiver is a receiver which has the following characteristics:
1. Works at a distance of 10 meters.
2. Demodulates the signal inside the receiver part
3. Has a BPF which works with carriers from 32-60 kHz.
About IR information, reference Microsoft Windows Vista / 7 IR Receiver Emulation Device spec.
6.3 Wakeup function
The F71610A Supports 2 kinds of wakeup system function, PSOUT and remote wakeup for
USB interface. The F71610A detect idle state on USB bus for more than 3.0ms, it is into suspend
state.
In Suspend state, the F71610A decodes IR protocol information is the same power key of
remote controller. It asserted PSOUT and USB interface. Reference the below figure
D+
D-
25ms
3ms
Suspend state
RX_NR
Wakeup
1’b
Pstate_sel
Figure 6-3-1 USB remote wakeup
-6-
June, 2009
V0.20P
FINTEK [ FEATURE INTEGRATION TECHNOLOGY INC. ]
