Signal timings are shown in Figure 7. Read/write characteristics and Table 10. AC characteristics. All the characteristics in this chapter are specified for the whole UI module,
including the UI-FPC.
Notes: Rise and fall time must be within 20 ns. Timings of T
ACC8
and T
are according
OH8
to 20% and 80% VDDI-GND. Other timings are according to 30% and 70% of VDDI-GND.
t
CCLW
and t
are specified according to overlapping of low level periods of CSX and
CCLR
WRX (RDX).
Definitions to rise and fall times as described in Figure 8. Rise and fall time in input and
output and Rise and fall times in input and output of display driver.
Page 10¤Nokia CorporationIssue 1 07/02
CCS Technical DocumentationUser Interface
Figure 4: Rise and fall time in input and output
Table 5: Rise and fall times in input and output of display driver
ParameterSymbolMinMaxUnit
Inputtr, tf20ns
Outputtr, tf20ns
Display Functional Specification
Displayed Data
Pixel and dot ordering in parallel transfer from engine to display is shown in Figure 9.
Pixel and dot order in transfer. Three bytes (RG, BR and BG) are needed to send data of
two pixels, as data of one pixel is 12 bits. Corresponding order in panel is shown in Figure
10. Pixel data order in display panel.
tr
70%
30%
tf
70%
30%
Reset Timing
Reset timing characteristics are shown in Figure 11. Reset timing and Reset timing. All
the characteristics in this chapter are specified for the whole UI module, including the
UI-FPC.
Table 6: Reset timing
SignalSymbolParameterMinMaxUnit
RESXTRWReset pulse duration200ns
TRTReset cancel1200ns
Issue 1 07/02¤Nokia CorporationPage 11
User InterfaceCCS Technical Documentation
Transceiver keyboard
The transceiver keyboard Interface requires 4 programmable I/O pins. The transceiver
keyboard interface can be connected to Nokia Engine with these 2 + 2 I/O-pins. T
KeyDescription
Key1Left_Soft_Key
Key2Right_Soft_Key
Key3Apps Key
Key4Side Key
Rocker key
The rocker key is a replaceable part.
Rocker interface
Rocker is connected to general purpose IOs that have internal pull ups. Pull up voltage is
1.8V.
Figure 5: Electrical interface of the rocker
Rocker
UI Connector
Rocker1
Rocker2
Rocker3
Rocker4
Rocker5
ESD GND
GND
UI Module
Rocker is operated as a switch in an ideal case. In reality more than two pins can be
connected to ground with one move.
Page 12¤Nokia CorporationIssue 1 07/02
CCS Technical DocumentationUser Interface
Figure 6: Rocker switch 2
Table 7: Switching order of the terminals
Leaning
direction
A**
B**
C**
D**
Center
push
Terminal number
12345Com
**
Issue 1 07/02¤Nokia CorporationPage 13
User InterfaceCCS Technical Documentation
V
j
Grip module
Grip module includes the keyboard with its PWB and backlight, the vibrator.
Battery is also included in this module
Figure 7: Grip module.
18
1
ibraKeyboard
16 keys
8
1
Backlight
8 LED’s
2
Current
Gauge
DC-
ack
2
Battery
connector
1
3
Page 14¤Nokia CorporationIssue 1 07/02
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