Motorola (CDMA) cell phones pinout

connector or cable wiring scheme

15 pin Motorola cell phone special connector layout

15 pin Motorola cell phone special connector
at the mobile phone ?

Pin	Signal	Description
1	GND	Connected with 22pf to pin 3
2	RF out	Connected with 33 pf to pin 8, 33 pf to pin, 33 pf to pin 7
3	GND
4	BAT_FDBAK
5	MAN_TEST	connected with 10k to L275 (not used on digital phones)
6	RS232_TX	connected to MCU SPI bus
7	RS232_RX	connected to MCU SPI bus
8	AUDIO_IN
9	AUDIO_OUT
10	GNDA	Ground reference) Connected with 33 pf to pin 13, 33 pf to pin 14
11	UPLINK	11,12,13 - DSC bus connected to the BIC
12	DOWNLINK
13	DSC_EN_B
14	EXT_B+
15	Gnd

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