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AsteRx4 Evaluation Kit
19
3.2
Headers and Jumpers
The interface board is configured through six headers/jumpers: S1, S2, S3, S4, V_MAIN
SELECT and VCC_ANT SELECT.
The default jumper configuration is as follows:
Header Name
Default Jumper Config
Comment
S1
Jumper on
S2
Left open
S3
Jumper on
S4
Left open
V_MAIN SELECT
Jumper in position 1-2
(1)
1-2: voltage on AsteRx4_OEM pins#15&16 (Vin) is 3.3V
2-3: voltage on AsteRx4_OEM pins#15&16 (Vin) is 5.0V
VCC_ANT SELECT
Jumper in position 1-2
(1)
1-2: voltage on AsteRx4_OEM pin#14 (Vantenna) is 3.3V
2-3: voltage on AsteRx4_OEM pin#14 (Vantenna) is 5.0V
(1)
Header pin#1 is identified by a “1” printed on the PCB next to the header.
The electrical diagram on the next page provides additional details on the function of the
headers. The six configuration headers are highlighted in yellow.
V_MAIN SELECT
VCC_ANT SELECT
S1-S4
