User's Manual

User’s Manual

2. Description

The MCU (Main Control Unit) is the control unit of Tri MINI. It controls and monitors

operational parameters. It is also responsible for generating an alarm, an event log

and many other functions of the Tri MINI.

Pin Map

2.2.4 MCU (Main Control Unit)

J1 J2

Port

Connected to

iDEN 800 PLL, B/S, OUT DET, DL(Tx)/UL(Rx) HPA

iDEN 900 PLL, B/S, OUT DET

CDMA UL, DL Control Pins

Alarms, LEDs

MCU Vcc(+12V)

Local Port

Remote Port