AT91SAM7SE256B-CU Atmel, AT91SAM7SE256B-CU Datasheet - Page 225
![IC ARM7 MCU FLASH 256K 144-LFBGA](/photos/12/13/121356/144-lfbga_sml.jpg)
AT91SAM7SE256B-CU
Manufacturer Part Number
AT91SAM7SE256B-CU
Description
IC ARM7 MCU FLASH 256K 144-LFBGA
Manufacturer
Atmel
Series
AT91SAMr
Datasheet
1.AT91SAM7SE256-AU.pdf
(673 pages)
Specifications of AT91SAM7SE256B-CU
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
*
Core
ARM7TDMI
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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24.4.1
Name:
Access:
• RST: RESET Parity
Provides reset to current ECC by software.
1: Reset sECC Parity and ECC NParity register
0: No effect
24.4.2
Name:
Access:
• PAGESIZE: Page Size
This field defines the page size of the NAND Flash device.
A word has a value of 8 bits or 16 bits, depending on the NAND Flash or Smartmedia memory organization.
6222F–ATARM–14-Jan-11
Page Size
00
01
10
11
31
23
15
31
23
15
–
–
–
7
–
–
–
–
7
–
ECC Control Register
ECC Mode Register
Description
528 words
1056 words
2112 words
4224 words
30
22
14
30
22
14
ECC_CR
Write-only
–
–
–
6
–
ECC_MR
Read/Write
–
–
–
6
–
29
21
13
29
21
13
–
–
–
5
–
–
–
–
5
–
28
20
12
28
20
12
–
–
–
4
–
–
–
–
4
–
SAM7SE512/256/32 Preliminary
27
19
11
27
19
11
–
–
–
3
–
–
–
–
3
–
26
18
10
26
18
10
–
–
–
2
–
–
–
–
2
–
25
17
25
17
–
–
9
–
1
–
–
–
9
–
1
PAGESIZE
RST
24
16
24
16
–
–
8
–
0
–
–
8
–
0
225
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