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3. TECHNICAL BRIEF
- 40 -
3.5. SIM interface
KE820/KG99 supports 1.8V & 3V plug in SIM, SIM interface scheme is shown in (Figure 10).
SIM_IO, SIM_CLK, SIM_RST ports are used to communicate with BBP(S-Gold2) and the SIM power
supply enabled by BBP (_SIM_EN).
SIM Interface
SIM_CLK : SIM card reference clock
SIM_RST : SIM card Async /sync reset
SIM_IO : SIM card bidirectional reset
Figure9 Remote power on and End-key power on circuit
Figure 10 SIM CARD Interface
Q301
D
G
S
SI1305-E3
4.7K
R320
1u
C309
27p
C308
J301
CLK
3
4
GND
I_O
6
2
RST
VCC
1
VPP
5
27p
C310
2V85_SIM
SIM_IO
SIM_CLK
SIM_RST
_SIM_EN
100K
R322
2SC5585
Q302
2
3
1
10K
R321
KP_IN(5)
KP_OUT(1)
END_KEY
VBAT
END
END_KEY
100p
VSUPPLY
C461
100K
R453
1000p
C460
1K
R454
CE
6
2
GND1
5
GND2
4
NC
VDD
1
3
VOUT
R1114D281D-TR-F
U403
RPWRON
RPWRON_EN
C438
1000p
U204
NLAST4599DFT2G
5
COM
GND
3
1
IN
NC
4
6 NO
2
VCC
R219
100K
0
R215
C233
1u
VBAT
RPWRON
PWRON
END_KEY
Содержание KE820
Страница 1: ...Service Manual Model KE820 Service Manual KE820 Date August 2006 Issue 1 0 ...
Страница 3: ... 4 ...
Страница 5: ... 6 ...
Страница 46: ...3 TECHNICAL BRIEF 47 Figure 18 EN SET port control method ...
Страница 69: ...4 PCB layout 70 Figure 45 Main PCB bottom Figure 46 Main PCB bottom placement ...
Страница 70: ...4 PCB layout 71 Figure 47 Sub PCB top Figure 48 Sub PCB top placement ...
Страница 71: ...4 PCB layout 72 Figure 49 Sub PCB bottom Figure 50 Sub PCB bottom placement ...
Страница 114: ...6 Download S W upgrade 115 6 2 Download program user guide ...
Страница 115: ... 116 6 Download S W upgrade ...
Страница 116: ... 117 6 Download S W upgrade ...
Страница 117: ... 118 6 Download S W upgrade ...
Страница 124: ... 125 8 PCB LAYOUT ...
Страница 125: ... 126 8 PCB LAYOUT ...
Страница 126: ... 127 8 PCB LAYOUT ...
Страница 127: ... 128 8 PCB LAYOUT ...
Страница 129: ...9 RF Calibration 130 9 2 3 Click SETTING Menu 9 2 4 Setup Ezlooks menu such as the following figure ...
Страница 131: ...9 RF Calibration 132 9 2 7 Select MODEL 9 2 8 Click START for RF calibration 9 2 9 RF Calibration finishes ...
Страница 132: ...9 RF Calibration 133 9 2 10 Calibration data will be saved to the following folder Saving format year month day_PASS ...
Страница 136: ... 137 11 STANDALONE TEST 4 Click Update Info for communicating Phone and Test Program Connected ...
Страница 141: ... 142 ...
Страница 161: ...Note ...
Страница 162: ...Note ...