Motorola MTM5400 用户手册
INSTALLATION
MTM5400 Mobile Terminal Installation Manual
65
Connector and Pin Assignment of the Enhanced Control
Head
Head
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.
according to the specific customer/country concerns.
Table 13 10-Pin Mobile Microphone Port (MMP) Connector
Mobile Microphone
Port Pin
Default
Functions
Alternative
Functions
USB Functions
RS232 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,
PWR ON
GP Input or Output,
PWR ON
GP Input or Output,
PWR ON
o
Pin 12
Flex
Cable
Cable
2
1
3
7
9
10
8
4
5
6
Front View of the Mobile
Microphone Port (MMP)
Connector
Microphone Port (MMP)
Connector