User's Manual

SK-8810 RF WIRELESS KEYBOARD Page No: 5 of
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9 WWW Home E0 32 E0 B2 E0 3A E0 F0 3A
10 WWW Back E0 6A E0 EA E0 38 E0 F0 38
11 WWW Forward E0 69 E0 E9 E0 30 E0 F0 30
12 WWW Favorites E0 66 E0 E6 E0 18 E0 F0 18
13 WWW Search E0 65 E0 E5 E0 10 E0 F0 10
14 WWW Refresh E0 67 E0 E7 E0 20 E0 F0 20
*These controls are currently supported in Windows Me only.
3.2 Receiver
3.2.1 Operating voltage
Voltage supplied to keyboard: 5+/-0.25 VDC
With ripple lower than 150mv, and capable of supply load current up to 100
mA with voltage drop less than 0.25 VDC
Current consumption
Under nominal 5 VDC power supplied, typical current
operating is 10 mA and 15 mA at maximum.
Power consumption
Under normal operation, the power consumption of total unit will be less
than
3.2.2 Circuitry
PCB Incl
ude a MosArt’s microprocessor MA6135 (Keyboard + Mouse ) as a
base band controller , two 3361 IF chips for RF receiving function and a EEPROM
93C46 for ID memory.
There are put on to a double side PCB.
Cable connector :
6 pin PS2 min-DIN connector compatible with IBM PS2 spec..
LED indicators
There are four indicators(green) on the receiver included
NumLock ,CapLock,ScroLock and Receiving Data LEDs. The data indicator
will be ON only when data is receiving from the transmitter.
3.3 Function description
3.3.1 Interface specification with host PC