Rainbow Electronics AT91SO25 - Manual (Page 3)

3
AT91SO100
6514BS–SPD–10 May 07
Figure 1. Block Diagram (Secure controller)
ARM
SC100
EEPROM
256 KB
RAM
96 KB
Crypto RAM
4KB
ADVX
Crypto Coprocessor
RSA, ECC
Power
Management
RTC
Page Unit
SMC
USB
Device
USART0
USART1
SPI
Smart Card
interface 0
Smart Card
Interface 1
MAGSTRIPE
RNG
DES / TDES
AES
CP15 (MPU)
Clock
Management
48 MHz
USB
8 bits PortB
8 bits PortD
Interrupt
Controller
16 bit Timer/Counter
Channel0
Channel1
Channel2
CRC 16/32
ROM
32 KB System
Timers
Security
32KHz
A0 - A23
D0 - D15
from RTC
BRIDGE
Channel0
Channel1
Channel2
8 bits PortA
8 bits PortC
8 bits PortE
6 Mhz
32.768 Khz
CS0 - CS3
nrd
nwe_nwe0
nbs1_nwe1
USB +
USB -
4
Intrusion
Mesh
Sensors
TC0 TC1
SCK
MOSI
MISO
NSS
IO, CLK, VCC,
RST, C4, C8,
Card_Pres
IO, CLK, VCC, RST
IO, CLK, VCC, RST
IO, CLK, VCC, RST
IO, CLK, VCC, RST
VBat
Vcc
ext_nwait
Intrusion Switch
Sensors
24
16
256 bit
User Key
DPRAM
SHA