Aeroflex 3500A - Page 16

FLASH
SRAM
RTC
EEPROM
HOST
PROCESSOR
COLDFIRE 5271
PROCESSOR
BUS
VOLTAGES
CHARGE/STATUS
POWER DOWN
JTAG
PHY
RS-232
XCVR
POWER PC
SIDE
POWER PC
SIDE
COLDFIRE
PC SIDE
COLDFIRE
PC SIDE
PHY
RS-232
XCVR
POWER
SUPPLY
JTAG DEV
PORT
RS-232
PORT
RS-232
PORT
ETHERNET
PORT
ETHERNET
PORT
DDC
FLASH
DDR
SDRAM
INT
DUC
FPGA
RF DIGITIZER PCB ASSY
TX
DAC
RCV
ADC
KEYPAD
I/F
BKLT
CNTRST
AUDIO
I/O
GP
I/O
LCD
I/F
USB
CNTLR
RS-232
XCVR
HOST
PERIPHERAL
COLDFIRE PC SIDE
MULTI I/O CONNECTOR
MIC
ASSY
PTT
MIC
SPEAKER
AUDIO IN
AUDIO OUT
DVM IN
LCD INTERFACE
LCD BACKLIGHT
KEYPAD, SYSTEM LEDs
RCV IF
TX IF
RF SPI CONTROL,
80 MHz CLOCK
Figure 1-3. Multi-Function PCB Assy
Block Diagram
Subject to Export Control, see Cover Page for details. 1-6