DocID025514 Rev 1

13/19

AN4396

Jumpers and switches

19

4

Jumpers and switches

Table 5. J4 jumper

J4

Function

CLOSE 1 - 2: harvesting board supplied by the on-board PV panel

OPEN 1 - 2: enables an alternative source from the CN1

Table 6. J5 jumper

J5

Function

CLOSE 1 - 2: bypasses power monitoring sense and supply directly the SPV1050

OPEN 1 - 2: power monitoring enabled from the power monitoring board

Table 7. J6 jumper

J6

Function

CLOSE 1 - 2: bypasses power monitoring sense and connects the battery to the BATT

pin

OPEN 1 - 2: enables sensing from the monitoring board

Table 8. J7 jumper

J7

Function

CLOSE 1 - 2: not used

OPEN 1 - 2: enables ambient light sensing from the monitoring board

Table 9. J23 jumper

J23

Function

CLOSE 1 - 2: STORE pin supplied by the USB cable

OPEN 1 - 2: STORE pin supplied by the energy harvesting source

Table 10. SW1 and SW2

SW1

SW2

Function

CLOSE 1-3: LDO1 DISABLED

CLOSE 2-3: LDO1 ENABLED

FLOATING: EXTERNAL CONTROL BY J25

CLOSE 1-3: LDO2 DISABLED

CLOSE 2-3: LDO2 ENABLED

FLOATING: EXTERNAL CONTROL BY J25