Debug Connectors; Battery - DFI FS053 User Manual

Embedded sbc 2.5”
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Debug Connectors

10
9
JTAG
2
1
Debug
1
4
The JTAG and debug connectors are used for debugging purposes.
Debug Connector
JTAG Connector
Pin
Pin Name
Pin
Pin Name
1
3.3V
3.3V
1
2
UART5_RX
GND
3
3
UART5_TX
GND
5
GND
4
JTAG_MOD
7
JTAG_nTRST
9
Chapter 2 Hardware Installation
Chapter 2

Battery

Pin
Pin Name
The lithium ion battery powers the real-time clock. It is an auxiliary source of power when the
main power is shut off.
2
JTAG _TMS
Safety Measures
4
JTAG_TCK
• Danger of explosion if battery incorrectly replaced.
6
JTAG_TDO
• Replace only with the same or equivalent type recommended by the manufacturer.
JTAG_TDI
8
• Dispose of used batteries according to local ordinance
10
JTAG_nRESET
20
Battery
Connector
Connect to the
battery connector
Battery
.
2
GND
+3.3V
1
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