Eurotech Appliances VIPER / VIPER-LITE PXA255 - Manual (Page 96)

VIPER Technical Manual Connectors, LEDs and jumpers
© 2007 Eurotech Ltd Issue E 96
JP1 – RS485/422 configuration jumpers
Connector: Oupiin 2011-2x5GSB/SN, 10-way, 2.54mm (0.1”) x 2.54mm (0.1”) dual row
through-hole unshrouded header
Ref Pin Signal name Pin Signal name
1 PL4_RX5- 2 PL4_RX5+
3 RX5- 4 RX5+
5 PL4_RX5/TX5- 6 PL4_RX5/TX5+
7 PL4_RX5+ 8 RX5-_120R
JP1
9 PL4_RX5/TX5+ 10 RX5/TX5-_120R
JP2 – LCD voltage select jumper
Connector: Oupiin 2011-1x3GSB/SN, 3-way, 2.54mm (0.1”) single row through-hole
header
Ref Pin Signal name
1 5V
2 LCD Logic Supply JP2
3 3.3V
JP3 – User configuration and reset jumper
Connector: Oupiin 2011-2x3GSB/SN, 6-way, 2.54mm (0.1”) x 2.54mm (0.1”) dual row
through-hole unshrouded header
Ref Pin Signal name Pin Signal name
1 GND 2 USER_CONFIG1
3 GND 4 Reserved JP3
5 GND 6 RESETSW
JP4 – Battery jumper
Connector: Oupiin 2011-1x2GSB/SN , 2-way, 2.54mm (0.1”) single row through-hole
header
Ref Pin Signal name Pin Signal name
JP4 1
Battery Backup
Switch Input
2 Battery + Terminal
6 5
1 2
10 9
2 1
1
3
6 5
1 2
VL