AT91SAM7XC256B-CU Atmel, AT91SAM7XC256B-CU Datasheet - Page 32
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AT91SAM7XC256B-CU
Manufacturer Part Number
AT91SAM7XC256B-CU
Description
MCU ARM 256K HS FLASH 100-TFBGA
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM7XC128B-CU.pdf
(47 pages)
Specifications of AT91SAM7XC256B-CU
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
CAN, Ethernet, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Number Of I /o
62
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
64K x 8
Voltage - Supply (vcc/vdd)
1.65 V ~ 1.95 V
Data Converters
A/D 8x10b
Oscillator Type
Internal
Operating Temperature
-40°C ~ 85°C
Package / Case
100-TFBGA
Processor Series
91S
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
64 KB
Interface Type
CAN, Ethernet, SPI, TWI, USART, USB
Maximum Clock Frequency
55 MHz
Number Of Programmable I/os
62
Number Of Timers
3
Operating Supply Voltage
3.3 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Minimum Operating Temperature
- 40 C
Operating Temperature Range
- 40 C to + 85 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
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10. Peripherals
10.1
10.2
32
User Interface
Peripheral Identifiers
AT91SAM7XC512/256/128 Preliminary
The User Peripherals are mapped in the 256 MBytes of address space between 0xF000 0000
and 0xFFFE FFFF. Each peripheral is allocated 16 Kbytes of address space.
A complete memory map is provided in
The AT91SAM7XC512/256/128 embeds a wide range of peripherals.
Peripheral Identifiers of the AT91SAM7XC512/256/128. Unique peripheral identifiers are
defined for both the Advanced Interrupt Controller and the Power Management Controller.
Table 10-1.
Note:
Peripheral ID
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20-29
30
31
1. Setting SYSC and ADC bits in the clock set/clear registers of the PMC has no effect. The Sys-
tem Controller and ADC are continuously clocked.
Peripheral Identifiers
Peripheral Mnemonic
AIC
SYSC
PIOA
PIOB
SPI0
SPI1
US0
US1
SSC
TWI
PWMC
UDP
TC0
TC1
TC2
CAN
EMAC
ADC
AES
TDES
Reserved
AIC
AIC
(1)
(1)
Figure 8-1 on page
Peripheral Name
Advanced Interrupt Controller
System
Parallel I/O Controller A
Parallel I/O Controller B
Serial Peripheral Interface 0
Serial Peripheral Interface 1
USART 0
USART 1
Synchronous Serial Controller
Two-wire Interface
Pulse Width Modulation Controller
USB device Port
Timer/Counter 0
Timer/Counter 1
Timer/Counter 2
CAN Controller
Ethernet MAC
Analog-to Digital Converter
Advanced Encryption Standard 128-bit
Triple Data Encryption Standard
Advanced Interrupt Controller
Advanced Interrupt Controller
19.
Table 10-1
6209DS–ATARM–17-Feb-09
External
Interrupt
FIQ
IRQ0
IRQ1
defines the