3. TECHNICAL BRIEF
- 43 -
3.8. Keypad Switching & Scanning
The keypad interface is a peripheral which can be used for scanning keypads up to 8 rows (outputs
from Port Control Logic) and 8 columns (inputs to PCL). The number of rows and columns depend on
settings of the PCL.
R316
680
R312
680
680
R310
COM3
D
E
G1
G2
SW301
A
B
C
COM1
COM2
680
R313
680
R314
R311
680
KP_OUT(4)
KP_IN(0)
KP_OUT(0)
KP_OUT(1)
KP_OUT(2)
KP_OUT(3)
100K
R322
2SC5585
Q302
2
3
1
10K
R321
KP_IN(5)
KP_OUT(1)
END_KEY
Figure 12 Main PCB part Jog-key matrix
R143
680
F100
102
105
R154
680
107
680
R152
SHARP
680
R151
106
100
103
R148
680
SEND
STAR
R153
680
R149
680
101
F101
104
680
R144
108
109
CLEAR
KP_IN(1:4)
KP_IN(1)
KP_IN(2)
KP_IN(3)
KP_IN(4)
KP_OUT(0:3)
KP_OUT(0)
KP_OUT(1)
KP_OUT(2)
KP_OUT(3)
Figure 13 Sub PCB part numeric key matrix
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 ...