AT91SO50 ATMEL Corporation, AT91SO50 Datasheet - Page 3

• Manufacturer Part Number: AT91SO50
• Description: Secure Microcontroller For Electronic Transaction Terminal / Reader
• Manufacturer: ATMEL Corporation

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