
5
5105A–GPS–06/05
ATR0640 [Preliminary]
ATR0640 Baseband Block Diagram
Correlator
ARM7TDMI
EBI
S
D
R
A
M
S
M
C
32K ROM
System
Controller
APB
SIGI
KC0-KC3
D0-D15
A2-A15, A18-A22
NCS0
NRD/NOE
NWR0/NWE
NCS2/VPP
A0/NBS0
A1
ADDRZ
A16/BA0
A17/BA1
NCS1/SDCS
NCS3/SMCS
NWR1/NBS1
SDCK
SDCKE
RAS-CAS
SDWE
SDA10
CKSYNC
KR0-KR3
CKDAT
SMOE
SMWE
NCS4
A23
NCS5
NWAIT
PDC
Bridge
28K RAM
Indicates Battery Backed
GPIO
Address
Decoder
Abort
Status
Misalign
Detector
Bus
Arbiter
KPPS/PCK0
PPS
GPIO Controller
Brownout
Detector
PCK0
APMC
PLL
PLL_RC
16M Xin
Xin32
Xout32
OSC
RTC
Power Up
Control
NRST
NPWRKEY
EMN
PCTL0
NPCTL0
ASB
USART0
CTS0
SCK0
RDX0
TXD0
RTS0
GPIO
USART1
CTS1
SCK1
RDX1
TXD1
RTS1
GPIO
®
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