VIPER
Detailed hardware description
VIPER-FPIF1 Connectors
LK1 – TFT Clock Delay Selection
It has been found that some TFT displays require a delay on the clock, if this is required
fit the jumper in position A, if not then fit in position B.
A
B
PL1 – VIPER LCD cable connector
Connector:
, 40-way, 1.27mm (0.05”) x 2.54mm (0.1”) straight-
boxed header.
Pin
Signal Name
Pin
Signal Name
1 BLKEN#
2 BLKSAFE
3 GND
4 GND
5 NEGBIAS
6 LCDSAFE
7 GPIO16/PWM0 8 POSBIAS
9 GND
10
GND
11 BLUE_DATA0
12 BLUE_DATA1
13 BLUE_DATA2
14 BLUE_DATA3
15 GND
16 GND
17 BLUE_DATA4
18 GREEN_DATA0
19 GREEN_DATA1 20 GREEN_DATA2
21 GND
22 GND
23 GREEN_DATA3 24 GREEN_DATA4
25 GREEN_DATA5 26 FPD11
27 GND
28 GND
29 FPD12
30 FPD13
31 FPD14
32 FPD15
33 GND
34 GND
35
FCLK
36
BIAS / DE
37 GND
38 GND
39 PCLK
40 LCLK
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