Motorola MTM5400 installation manual Connector and Pin Assignment of the Enhanced Control Head

INSTALLATION MTM5400 Mobile Terminal Installation Manual 65

Connector and Pin Assignment of the Enhanced Control Head

Flex

Cable

Front View of the Mobile

Microphone Port (MMP)

Connector

1 2

34

5 6

78

9 10

o

Pin 12

Figure 28 View of the Enhanced Control Head’s Mobile Microphone Port Connector and Flex Cable

The keypad labelling of the control head may vary according to the specific customer/country concerns.

Table 13 10-Pin Mobile Microphone Port (MMP) Connector

Mobile Microphone		Default	Alternative	USB Functions	RS232 Functions
	Port Pin	Functions	Functions
1	1-WIRE	1-WIRE	1-WIRE	1-WIRE	1-WIRE
2	GPIO_3	PTT	GP Input or Output	GP Input or Output	RS-232-RTS
3	SPEAKER	SPEAKER	SPEAKER	SPEAKER	SPEAKER
4	GPIO_2	GPIO_2 INPUT	GP Input or Output	DATA -	RS-232-RXD
5	GND	GND	GND	GND	GND
6	OPT 5V	HIGH Impedance	OPT 5V	VBUS	OPT 5V
7	MIC +	MIC +	MIC +	MIC +	MIC +
8	GPIO_1	GPIO_1 INPUT	GP Input or Output	DATA +	RS-232-TXD
9	GPIO_4	HOOK	GP Input or Output	GP Input or Output	RS-232-CTS
10	GPIO_0	GPIO_0 INPUT	GP Input or Output,	GP Input or Output,	GP Input or Output,
			PWR ON	PWR ON	PWR ON