SAM7L128 Atmel Corporation, SAM7L128 Datasheet - Page 294

• Manufacturer Part Number: SAM7L128
• Manufacturer: Atmel Corporation

Specifications of SAM7L128

• Flash (kbytes): 128 Kbytes
• Pin Count: 144
• Max. Operating Frequency: 36 MHz
• Cpu: ARM7TDMI
• Hardware Qtouch Acquisition: No
• Max I/o Pins: 80
• Ext Interrupts: 80
• Usb Speed: No
• Usb Interface: No
• Spi: 1
• Twi (i2c): 1
• Uart: 3
• Segment Lcd: 40
• Graphic Lcd: No
• Video Decoder: No
• Camera Interface: No
• Adc Channels: 4
• Adc Resolution (bits): 10
• Adc Speed (ksps): 460
• Resistive Touch Screen: No
• Temp. Sensor: No
• Crypto Engine: No
• Sram (kbytes): 6
• Self Program Memory: YES
• Dram Memory: No
• Nand Interface: No
• Picopower: No
• Temp. Range (deg C): -40 to 85
• I/o Supply Class: 1.8/3.3
• Operating Voltage (vcc): 1.8 to 3.6
• Fpu: No
• Mpu / Mmu: no / no
• Timers: 3
• Output Compare Channels: 3
• Input Capture Channels: 3
• Pwm Channels: 4
• 32khz Rtc: Yes
• Calibrated Rc Oscillator: No

28.2
Figure 28-1. Block Diagram
28.3
Figure 28-2. Application Block Diagram: Single Master/Multiple Slave Implementation
294
Block Diagram
Application Block Diagram
AT91SAM7L128/64 Preliminary
APB
PMC
SPI Master
MCK
SPCK
MISO
MOSI
NPCS0
NPCS1
NPCS2
NPCS3
NC
Interrupt Control
SPI Interface
SPI Interrupt
PDC
PIO
SPCK
MISO
MOSI
NSS
SPCK
MISO
MOSI
NSS
SPCK
MISO
MOSI
NSS
Slave 0
Slave 1
Slave 2
SPCK
MISO
MOSI
NPCS0/NSS
NPCS1
NPCS2
NPCS3
6257A–ATARM–20-Feb-08