AT91M40400-25C ATMEL Corporation, AT91M40400-25C Datasheet - Page 4

• Manufacturer Part Number: AT91M40400-25C
• Description: 16/32-bit Microcontroller, 2.7V to 3.6V Operating Range
• Manufacturer: ATMEL Corporation

Block Diagram
Figure 2. AT91M40400
4
P21/TXD1/NTRI
P25/MCKO
P13/SCK0
P15/RXD0
P20/SCK1
P22/RXD1
P14/TXD0
P10/IRQ1
P11/IRQ2
P24/BMS
P9/IRQ0
P12/FIQ
MCKI
P16
P17
P18
P19
P23
TMS
TDO
TCK
TDI
AT91M40400
O
P
I
Interrupt Controller
Clock
AIC: Advanced
Embedded
USART0
USART1
ICE
PS: Power Saving
ARM7TDMI Core
Chip ID
Channels
Channels
2 PDC
2 PDC
PIO: Parallel I/O Controller
Controller
4K bytes
RAM
ASB
AMBA Bridge
ASB
APB
WD: Watchdog
TC: Timer
EBI User
Interface
Counter
Reset
Timer
TC0
TC1
TC2
P
O
I
NRST
D0-D15
A1-A19
A0/NLB
NRD/NOE
NWR0/NWE
NWR1/NUB
NWAIT
NCS0
NCS1
P26/NCS2
P27/NCS3
P28/A20/CS7
P29/A21/CS6
P30/A22/CS5
P31/A23/CS4
P0/TCLK0
P3/TCLK1
P6/TCLK2
P1/TIOA0
P2/TIOB0
P4/TIOA1
P5/TIOB1
P7/TIOA2
P8/TIOB2
NWDOVF