Acconeer XM126 Getting Started Manual page 4

HW Overview
XB122 (Breakout board, back side)
Battery
holder
4
Serial wire debug/
JTAG
I2C, GPIOs, UART
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XM126
Front
Battery/
USB Switch
BT Antenna
USB for
Voltage
Back
supply
and UART
MCU
A121
B2B
Connector