Motorola APX 3000 Detailed Service Manual

Theory of Operation: Controller 3-23
3.2.1.3 Controller Electrical Architecture
An overview of the Controller electrical architecture is shown in Figure 3-16 below. The major
components and electrical interfaces are shown.
Figure 3-16. Controller Electrical Overview
The functional blocks of the controller are:
• DC Distribution
• Clock Sources
• Processor / Memory
•CPLD
• Audio – External
• MAKO
• User Interfaces
GPS/ BT Chipset
(TINL5500)
FLASH
64MB
SDRAM
32MB
EMIFF
EMIFS
UART 2
12C
Lighting
Controller
CPLD
EMIFS
32 kHz Clk
SSI MACE
Secure
IC
Side
Conn -
GCAI
Radio
Battery
Accessory
Audio
MAKO IC
SPI
Side Conn-
GCAI
Codec
Accessory
Audio
Main Board
UI
GCAI
GPS/BT Module
(TINL5500 &
ATMEL AVR32)
RF Section
GPIOSPISSI
SPI
USB / UART
Audio SSI 1
OMAP 1710
Processor
+
-
4.096 MHz Clk

Motorola APX 3000 Specifications

General

Brand	Motorola
Model	APX 3000
Category	Two-Way Radio
Language	English