SAM7SE32 Atmel Corporation, SAM7SE32 Datasheet - Page 24

• Manufacturer Part Number: SAM7SE32
• Manufacturer: Atmel Corporation

Specifications of SAM7SE32

• Flash (kbytes): 32 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): 8
• 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

8.1.2
8.1.2.1
24
AT91SAM7SE512/256/32 Summary
Embedded Flash
Flash Overview
Figure 8-2.
Figure 8-3.
The Flash of the AT91SAM7SE512 is organized in two banks (dual plane) of 1024 pages of 256
bytes. It reads as 131,072 32-bit words.
The Flash of the AT91SAM7SE256 is organized in 1024 pages (single plane) of 256 bytes. It
reads as 65,536 32-bit words.
The Flash of the AT91SAM7SE32 is organized in 256 pages (single plane) of 128 bytes. It reads
as 8192 32-bit words.
The Flash of the AT91SAM7SE32 contains a 128-byte write buffer, accessible through a 32-bit
interface.
The Flash of the AT91SAM7SE512/256 contains a 256-byte write buffer, accessible through a
32-bit interface.
256M Bytes
256M Bytes
Internal Memory Mapping with GPNVM Bit 2 = 0 (default)
Internal Memory Mapping with GPNVM Bit 2 = 1
0x0000 0000
0x0010 0000
0x0020 0000
0x0000 0000
0x0010 0000
0x0020 0000
0x000F FFFF
0x001F FFFF
0x002F FFFF
0x0030 0000
0x0FFF FFFF
0x000F FFFF
0x001F FFFF
0x002F FFFF
0x0030 0000
0x0FFF FFFF
0x0040 0000
0x0040 0000
0x003F FFFF
0x003F FFFF
Flash Before Remap
ROM Before Remap
SRAM After Remap
Undefined Areas
Undefined Areas
SRAM After Remap
Internal FLASH
Internal FLASH
Internal SRAM
Internal SRAM
Internal ROM
Internal ROM
(Abort)
(Abort)
252 M Bytes
252 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
1 M Bytes
6222ES–ATARM–15-Dec-09