Nokia N80 - Keyboard Interface Electrical Characteristics

Engine Function Dir UI Engine Connection Notes
52 LCDD14 -> 52 APE
MESSI_VIDEO
(14)
53 LCDCMD -> 51 APE
MESSI_VIDEO
(19)
54 LCDRDX -> 50 APE
MESSI_VIDEO
(18)
55 LCDRSTX -> 49 APE
MESSI_VIDEO
(20)
56 CAMD7 <- 48
Camera level
shifter 2.8V logic
57 CAMD6 <- 47
Camera level
shifter 2.8V logic
58 CAMD5 <- 46
Camera level
shifter 2.8V logic
59 CAMD4 <- 45
Camera level
shifter 2.8V logic
60 CAMD3 <- 44
Camera level
shifter 2.8V logic
61 CAMD2 <- 43
Camera level
shifter 2.8V logic
62 CAMD1 <- 42
Camera level
shifter 2.8V logic
63 CAMD0 <- 41
Camera level
shifter 2.8V logic
64 IRRXD <- 40 APE IRDA_APE(0)
65 IRTXD -> 39 APE IRDA_APE(1)
66 IRSD -> 38 APE IRDA_APE(2)
67 EARP -> 37 N2200 AUDIO(0)
68 EARN -> 36 N2200 AUDIO(1)
69 ALDTS <- 35 N2200 ALD_TS
70 ALD <- 34 N2200 ALD_TS
Note: The flexi does not map pin numbers 1:1 at each end.
Keyboard interface electrical characteristics
Description Parameter Min Typ Max Unit Notes
High-level
input voltage
V
IH
0.65* V
DDS
V
DDS
0.3+ V
DDS
V Row
Low-level
input voltage
V
IL
-0.3 0 0.35* V
DDS
V Row
RM-91; RM-92
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