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Internal connections
CB7268
21
Version: 1.1
6.4
Internal: Battery
The computer board has a two-pin battery connector. This allows an RTC battery to be connected directly to
the computer board.
Fig. 9: CB7268-G2-Bat
Pin assignment: Battery connector
Pin
Signal
Description
1
3.3 V_RTC
3.3 V for RTC of the CPU
2
GND
Ground
6.5
Internal: FAN
The computer board has a four-pin fan connector. This allows fans with 12 V supply voltage to be connected
directly to the computer board. A signal for monitoring the fan speed is also available.
Fig. 10: CB7268-G2-Fan
Pin assignment of fan connector:
Pin
Signal
Description
1
GND
Ground
2
12 V
Supply voltage 12 V regulated
3
TACHO
Speed monitoring
4
PWM
Speed control
Содержание CB7268
Страница 1: ...Original manual EN CB7268 Computerboard 27 08 2020 Version 1 1...
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Страница 76: ...Mechanical drawings CB7268 76 Version 1 1 9 2 PCB Holes Fig 17 CB7268 circuit board holes...
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