== LCD ==
lcd 背光电路需短路掉R49，验证OK

== FT5216 ==

=== command === 
 i2cdump -f -y 2 0x38
No touch:
 No size specified (using byte-data access)
      0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f    0123456789abcdef
 00: 00 00 00 41 09 01 6b 00 00 ff ff ff ff ff ff ff    ...A??k.........
 10: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff    ................
 20: ff 06 00 00 00 00 ea 00 00 01 fd da 00 00 00 00    .?....?..???....
 30: 0b b6 32 ff ff ff ff ff ff ff ff ff ff b0 11 00    ??2..........??.
 40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 80: 14 3c 2a 01 01 a0 01 0a 06 14 19 00 00 00 01 00    ?<*????????...?.
 90: c4 02 cd c0 18 82 83 02 2c 79 1c b9 c7 45 22 48    ????????,y???E"H
 a0: ff 30 f8 0a 01 01 06 01 79 01 00 eb 4c fc c8 01    .0??????y?.?L???
 b0: 7b e6 00 50 32 4a c2 fe 38 91 a8 78 37 f2 af 7e    {?.P2J??8??x7??~
 c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 f0: 00 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00    ............?...

touched:
 No size specified (using byte-data access)
      0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f    0123456789abcdef
 00: 00 00 04 81 0c 00 e2 0a 10 80 38 11 4a 17 20 80    ..???.????8?J? ?
 10: 4c 20 d5 14 20 80 99 31 7f 1d 20 ff ff ff ff ff    L ?? ??1?? .....
 20: ff e7 aa aa 24 04 00 81 0c 00 e2 0a 10 80 39 11    .???$?.??.????9?
 30: 4a 17 20 80 4c 20 d5 14 20 80 9a 31 7e 1d 20 00    J? ?L ?? ??1~? .
 40: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 50: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 60: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 70: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 80: 14 3c 2a 01 00 a0 01 0a 06 14 19 00 00 00 01 00    ?<*?.??????...?.
 90: c4 02 cd c0 18 82 83 02 2c 79 1c b9 c7 45 22 48    ????????,y???E"H
 a0: ff 30 f8 0a 01 00 06 01 79 01 00 eb 4c fc c8 01    .0???.??y?.?L???
 b0: 7b e6 00 50 32 4a c2 fe 38 91 a8 78 37 f2 af 7e    {?.P2J??8??x7??~
 c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00    ................
 f0: 00 00 00 00 00 00 00 00 00 00 00 00 01 00 00 00    ............?...

addr 
 chl xh xl yh yl
 1   03 04 05 06
 2   09 0a 0b 0c
 3   0f 10 11 12
 4   15 16 17 18
 5   1b 1c 1d 1e


=== 资料 ===
FT5X06 i2c addr is 0x38.

[http://www.displayfuture.com/Display/datasheet/controller/FT5x06.pdf FT5X06 datasheet] 
[http://blog.csdn.net/sunsea1026/article/details/7415803 FT5X06驱动片段]  
[http://blog.csdn.net/yunfly163/article/details/7388230 电容触摸屏驱动---基于FT5406]