SAM7SE256 Atmel Corporation, SAM7SE256 Datasheet - Page 151

• Manufacturer Part Number: SAM7SE256
• Manufacturer: Atmel Corporation

Specifications of SAM7SE256

• Flash (kbytes): 256 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 48 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 88
• Ext Interrupts: 88
• Usb Transceiver: 1
• Usb Speed: Full Speed
• Usb Interface: Device
• Spi: 1
• Twi (i2c): 1
• Uart: 3
• Ssc: 1
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 8
• Adc Resolution (bits): 10
• Adc Speed (ksps): 384
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 32
• Self Program Memory: NO
• External Bus Interface: 1
• Dram Memory: sdram
• Nand Interface: Yes
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 3.0 to 3.6
• Fpu: No
• Mpu / Mmu: Yes / No
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

21.7.4
21.7.4.1
21.7.4.2
6222F–ATARM–14-Jan-11
16-bit NAND Flash
Hardware Configuration
Software Configuration
(ANY PIO)
(ANY PIO)
NANDOE
NANDWE
D[0..15]
CLE
ALE
The software configuration is the same as for an 8-bit NAND Flash except the data bus width
programmed in the mode register of the Static Memory Controller and the selection of D[8..15] in
the PIO controller.
3V3
R1
R1
R2
R2
10K
10K
10K
10K
16
17
18
19
10
11
14
15
20
21
22
23
24
34
35
8
9
7
1
2
3
4
5
6
U1
U1
CLE
ALE
RE
WE
CE
R/B
WP
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
N.C
TSOP48 PACKAGE
MT29F2G16AABWP-ET
MT29F2G16AABWP-ET
2 Gb
I/O10
I/O11
I/O12
I/O13
I/O14
I/O15
SAM7SE512/256/32
PRE
VCC
VCC
VSS
VSS
VSS
I/O0
I/O1
I/O2
I/O3
I/O4
I/O5
I/O6
I/O7
I/O8
I/O9
N.C
N.C
26
28
30
32
40
42
44
46
27
29
31
33
41
43
45
47
39
38
36
37
12
48
25
13
D10
D11
D12
D13
D14
D15
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
C1
C1
100NF
100NF
3V3
C2
C2
100NF
100NF
151