3. TECHNICAL BRIEF
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F32K Sleep crystal 32.768KHz
OSC32K Sleep crystal 32.768KHz
RESET_n _RESET Baseband processor reset
CC1CC1IO TRIG_OUT For JTAG & ETM Interface
RTC_OUT RTC_OUT
Wake up signal to alarm (High;
wake up, Low: Power off)
VCXO_EN VCXO_EN 26MHz clock enable
DSP
DSPIN0 _BT_RESET Bluetooth chip reset
GPIO_62 Not Use
GPIO_63 _SIM_EN SIM card power enable