Rainbow Electronics AT76C551 - Manual (Page 4)

4
AT76C551
1612D–08/01
Functional Diagram
A S B
A P B
ARM
Memory
Interface
External
Flash
External
RAM
64K Bytes
Internal
RAM
1K Byte
D.P.RAM
64K Bytes
D.P.RAM
ASB/APB
Bridge
Voice
CODEC
32K Bytes
D.P.RAM
32K Bytes
D.P.RAM
UART
Register Bank
USB
PCMCIA
ADC
Interrupt Controller
Timer0 Timer1
BT
Controller
DAC
64K Bytes
D.P.RAM
64K Bytes
D.P.RAM
TxSync
D.P.RAM
RxFrontEnd
RSSI
ADC
32K Bytes
D.P.RAM