Nokia 5110/6110

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Pinout

NOKIA SPECIAL at the cellular phone.

Pin	Name	Description
1	VIN	Charger input voltage (8.4V 0.8A)
2	CHRG CTRL	CHARGER CONTROL (PWM 32Khz)
3	XMIC	Microphone input (60mV - 1V)
4	SGND	Signal ground
5	XEAR	Ear output (80mV - 1V)
6	MBUS	MBUS communication (9600 bps)
7	FBUS_RX	FBUS communication Receive (9.6 - 230.4 bps)
8	FBUS_TX	FBUS communication Transmit (9.6 - 230.4 bps)
9	L_GND	Charger/Logic ground