AT91SAM7SE256B-AUR Atmel, AT91SAM7SE256B-AUR Datasheet - Page 238
AT91SAM7SE256B-AUR
Manufacturer Part Number
AT91SAM7SE256B-AUR
Description
IC ARM7 MCU FLASH 256K 128-LQFP
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM7SE256-AU.pdf
(673 pages)
Specifications of AT91SAM7SE256B-AUR
Core Processor
ARM7
Core Size
16/32-Bit
Speed
55MHz
Connectivity
EBI/EMI, I²C, SPI, SSC, UART/USART, USB
Peripherals
Brown-out Detect/Reset, POR, PWM, WDT
Number Of I /o
88
Program Memory Size
256KB (256K x 8)
Program Memory Type
FLASH
Ram Size
32K 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
*
Processor Series
SAM7SE256
Core
ARM7TDMI
Data Bus Width
32 bit
Data Ram Size
32 KB
Interface Type
SPI, USB
Maximum Clock Frequency
48 MHz
Number Of Programmable I/os
88
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Operating Temperature Range
- 40 C to + 85 C
Processor To Be Evaluated
AT91SAM7SE256B
Supply Current (max)
60 uA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Eeprom Size
-
Lead Free Status / Rohs Status
Details
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
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26.4
Table 26-1.
Note:
238
Offset
0x100
0x104
0x108
0x10C
0x110
0x114
0x118
0x11C
0x120
0x124
Peripheral DMA Controller (PDC) User Interface
1. PERIPH: Ten registers are mapped in the peripheral memory space at the same offset. These can be defined by the user
SAM7SE512/256/32 Preliminary
according to the function and the peripheral desired (DBGU, USART, SSC, SPI, MCI, etc).
Transmit Pointer Register
Transmit Next Counter Register
PDC Transfer Control Register
PDC Transfer Status Register
Register
Receive Pointer Register
Receive Counter Register
Transmit Counter Register
Receive Next Pointer Register
Receive Next Counter Register
Transmit Next Pointer Register
Register Mapping
Register Name
PERIPH
PERIPH_RCR
PERIPH_TPR
PERIPH_TCR
PERIPH_RNPR
PERIPH_RNCR
PERIPH_TNPR
PERIPH_TNCR
PERIPH_PTCR
PERIPH_PTSR
(1)
_RPR
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Read/Write
Write-only
Read-only
6222F–ATARM–14-Jan-11
Reset
0x0
0x0
0x0
0x0
0x0
-
0x0
0x0
0x0
0x0
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