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J9 Power connector
This connector is use to power the board with external source with a 5Vdc
voltage only.
J13 UART selector
This connector J13 is used to select the KW41 UART interface:
• by bridging pin 1 and 2 the KW41 UART is connected to the SAMD1 UART;
• by bridging pin 2 and 3 KW41 UART is connected to FTDI (J12).
The pins configuration to be used in this section is MODE A as listed in the following table.
MODE
A
B
J15 S2B-PH-SM4-TB
This connector is used to power the board with a 3.7V Li-Po battery.
Doc: MC27561 Tiger User's Guide, Rev 1.0
44
Document
MC27561 Tiger – User's Guide
Figure 10 UART selection
Pin
1
Connect KW41 UART to Arduino MCU SAMD21
2
2
Connect KW41 UART to FTDI Cable
3
Table 5 UART Selection
Figure 11 Battery connector
Function
04/02/2018
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