
VIPER Technical Manual
Detailed hardware description
© 2007 Eurotech Ltd Issue E
39
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.
PL1 – VIPER LCD cable connector
Connector: Oupiin 3215-40GSB/SN, 40-way, 1.27mm (0.05”) x 2.54mm (0.1”) straight-
boxed header
Mating connector: Oupiin 1203-40GB/SN (available from Eurotech Ltd on request)
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
FPD 0
12
FPD 1
13
FPD 2
14
FPD 3
15 GND
16 GND
17
FPD 4
18
FPD 5
19
FPD 6
20
FPD 7
21 GND
22 GND
23
FPD 8
24
FPD 9
25
FPD 10
26
FPD 11
27 GND
28 GND
29
FPD 12
30
FPD 13
31
FPD 14
32
FPD 15
33 GND
34 GND
35
FCLK / VSYNC
36
BIAS / DE
37 GND
38 GND
39
PCLK / CLOCK
40
LCLK / HSYNC
A
B