Sharp GX10i, Руководство по обслуживанию

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GX10i
CONFIDENTIAL
IC005 (LR38821A): TFT DISPLAY CONTROLLER (1/3)
Pin No. Terminal name Input/Output Description of terminal
1 Dummy4 Input/Output Not used
2* NC – Not used
3 GND – Ground
4* NC – Not used
5 GND – Ground
6 VDD CORE – Power supply
7 PWM Output PWM output signal
8* NC – Not used
9 NCS Input Device select signal
10 VDD IO – Power supply
11 Dummy3 – Not used
12 VDD IO – Power supply
13* NC – Not used
14 B5 Output LCD panel B output signal
15 B4 Output LCD panel B output signal
16 B3 Output LCD panel B output signal
17 GND – Ground
18 TEST1 Input Test terminal
19 TEST SCMD Input Test terminal
20 NWR Input Host write strobe signal
21* NC – Not used
22* NC – Not used
23 B2 Output LCD panel B output signal
24 B1 Output LCD panel B output signal
25 B0 Output LCD panel B output signal
26 LS Output Data transmission signal
27* XOUT Output Oscillating circuit output
28 VDD IO – Power supply
29 GND – Ground
30 TST SCEN Input Test terminal
31 NRD Input Host read strobe signal
32 RS Input Register select signal
33 GND – Ground
34 DCLK Output Data sampling clock (display clock)
35 GS2 Output Gray scale switch signal
36 GS1 Output Gray scale switch signal
37 PS2 Output Power save signal (for source driver)
38 XIN Input Oscillating circuit input/external clock input signal
39* NC – Not used
40 NRES Input Master reset
41* NC – Not used
42* NC – Not used
43* NC – Not used
44 DB0 Input/Output Data bus
45 PS1 Output Power save signal (for source driver)
46 G5 Output LCD panel G output signal
47 G4 Output LCD panel G output signal
48 G3 Output LCD panel G output signal
49 DB1 Input/Output Data bus
50 DB2 Input/Output Data bus
51 DB3 Input/Output Data bus
52 DB4 Input/Output Data bus
53 VDD CORE – Power supply
54 GND – Ground
55 VDD IO – Power supply
56 G2 Output LCD panel G output signal
In this unit, the terminal with asterisk mark (*) is (open) terminal which is not connected to the outside.