CS22220 View Datasheet(PDF) - Cirrus Logic
Part Name
Description
MFG CO.
'CS22220' PDF : 34 Pages View PDF
3 Functional Description
Figure 2. Block Diagram of Major Functional Units
PCMCIA
DMA
PCMCIA
Controller
w/DMA Ctrl
Memory/Boot ROM
Controller
Arbiter
Read/Write Buffer
ARM 7TDMI
Interrupt
controller
Timer
(2)
4KB
Cache
DMA
JTAG/Test Interface
Radio MAC
w/ DMA Ctrl
Digital Radio
Interface
System Control Bus
Sleep
Timer
FEC codec
Clock/PLL
Crystal or
Oscillator
CS22220 Wireless PCMCIA Controller
4 of 34
www.cirrus.com
DS557PP2 Rev. 3.0
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