Atmel AT91SAM7L-STK - Manual (Page 17)

Board Description
AT91SAM7L-STK Rev. B Starter Kit User Guide 4-3
6414A–ATARM–12-Sep-08
4.2 AT91SAM7L64/128 Block Diagram
Figure 4-1. AT91SAM7L64/128 Block Diagram
TDI
TDO
TMS
TCK
NRST
FIQ
IRQ0-IRQ1
PCK0-PCK2
PMC
Peripheral Bridge
Peripheral Data
Controller
AIC
PLL
SRAM
2 Kbytes( Back-up)
4 Kbytes (Core)
ARM7TDMI
Processor
ICE
JTAG
SCAN
JTAGSEL
PIOA (26 IOs)
Timer Counter
NPCS0
NPCS1
NPCS2
NPCS3
MISO
MOSI
SPCK
Flash
64/128 Kbytes
DRXD
DTXD
TCLK0
TCLK1
TCLK2
TIOA0
TIOB0
TIOA1
TIOB1
TIOA2
TIOB2
Memory Controller
Abort
Status
Address
Decoder
Misalignment
Detection
PIO
PIO
APB
Embedded
Flash
Controller
AD0
AD1
AD2
AD3
ADTRG
11 Channels
PDC
PDC
SPI
PDC
ADC
ADVREF
TC0
TC1
TC2
TWD
TWCK TWI
XIN
XOUT
VDDIO1
PWMC
PWM0
PWM1
PWM2
PWM3
1.8 V
Voltage
Regulator
GND
VDDOUT
VDDCORE
VDDIO1
VDDCORE
Fast Flash
Programming
Interface
ERASE
PGMD0-PGMD15
PGMNCMD
PGMEN0-PGMEN2
PGMRDY
PGMNVALID
PGMNOE
PGMCK
PGMM0-PGMM3
VDDIO2
TST
DBGU
PDC
PDC
PIO
PIT
WDT
System Controller
VDDIO1
SAM-BA
ROM (12 Kbytes)
RSTB
FWUP
PIOB (24 IOs)
LCD Controller
SEG00-SEG39
COM0-COM9
PIOC (30 IOs)
32k RCOSC
Supply
Controller POR
OSC
BOD
2 MHz RCOSC
VDDIO1
RTC
USART0
RXD0
TXD0
SCK0
RTS0
CTS0
PDC
PDC
USART1
RXD1
TXD1
SCK1
RTS1
CTS1
DCD1
DSR1
DTR1
RI1
PDC
PDC
PIO
PDC
PDC
VDDLCD
CAPP1
CAPM1
CAPP2
CAPM2
CLKIN
PLLRC
VDD3V6
LCD
Voltage
Regulator VDDIO2
Charge
Pump
VDDINLCD