Datasheet

NXP Semiconductors
AN12395
OM-SE050ARD hardware overview
AN12395 All information provided in this document is subject to legal disclaimers. © NXP B.V. 2019. All rights reserved.
Application note Rev. 1.1 — 27 June 2019
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Figure 11. External I
2
C connector
Table 8 details the jumper settings for this configuration (External I
2
C connector).
Table 8. External I
2
C connector
Jumper Configuration Comment
J6 Set to 1-2
(Default)
Contactless operation disabled
J7 Set to 2-3
(Default)
Contactless operation disabled
J9, J10 Do not care
J12 Do not care
J13 Do not care
J14 Do not care
J15 Do not care
J16 Do not care
J17 Do not care
J19 Set to 1-2 3.3V from LDO as SE_V
DD
J24 Set to 1-2
(Default)
5V_PC from external MCU board to LDO
J25, J26 Do not care Dummy jumpers
J37, J38 Set to
“Open” (Default)
3k3 pull-up resistor for I
2
C standard mode
As an example, Figure 12 shows the connection to non-Arduino board using the external
I
2
C connector.